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TechLead Conf London 2026: Adopting AI in Orgs Edition

Oct 23, 2026

React Advanced 2026

Oct 23 - 26, 2026

JSNation US 2026

Nov 16 - 19, 2026

AI Coding Summit NYC

Nov 16 - 19, 2026

React Summit US 2026

Nov 17 - 20, 2026

React Day Berlin 2026

Dec 4 - 7, 2026

AI Coding Summit Berlin

Dec 4 - 7, 2026

React Summit Asia 2027

Apr 14 - 19, 2027

AI Coding Summit Asia 2027

Apr 15 - 20, 2027

React Summit 2027

May 21 - 25, 2027

JSNation 2027

May 21 - 25, 2027

Web Development insights directly from framework authors and early adopters.

Talks from our events

AI Coding Summit London

Jul 6 - 7, 2026

JSNation 2026

Jun 11 - 15, 2026

TechLead Conf Amsterdam 2026: Adopting AI in Orgs Edition

Jun 11, 2026

Web Engineering Summit 2026

Jun 11 - 15, 2026

Node Congress 2026

Mar 26 - 27, 2026

AI Coding Summit 2026

Feb 26 - 27, 2026

TechLead Conf London 2025: Adopting AI in Orgs Edition

Nov 28, 2025

React Advanced 2025

Nov 27 - Dec 1, 2025

React Summit US 2025

Nov 18 - 21, 2025

JSNation US 2025

Nov 17 - 20, 2025

AI Coding Summit 2025

Oct 23 - 24, 2025

TechLead Conference 2025: AI in Orgs

Sep 18 - 19, 2025

Articles

Emma Bostian: I landed my dream job by sharing my blogs on Twitter

Software engineer, lecturer, podcast host, author — is there something Emma Bostian hasn't done? She moved from America to Sweden, started working at Spotify, and took up a few challenges along the way. And now she has some career tips to share.

What led you to...

Kent C. Dodds: Consume, build, and teach — and level up your career

Even though his bio offers quite a hefty reading, he only applied for one job in his career. The rest came along as he was building his name as a renowned speaker, teacher, and a prolific figure of the open-source community. How did Kent do it? “Commit to creating high-quality content,” he sa...

10 Storyblok CMS Agencies and Development Companies to Work with in 2026

Storyblok CMS agency quality varies less on platform familiarity and more on content-modeling discipline, website migration methodology, and post-launch governance. We've chosen 10 Storyblok services, proven by real expertise. A top Storyblok agency is evaluated by its ability to architect the ri...

Spanish translations for 2000+ React and JavaScript talks from GitNation

GitNation, known for organizing JavaScript and React conferences, has rolled out significant updates to its video platform. These new features are designed to improve content accessibility and discoverability for developers worldwide and marks the start of ongoing localisation efforts with more l...

2000+ grabaciones de conferencias React y JavaScript en español por GitNation

GitNation, conocida por organizar conferencias de JavaScript y React, ha implementado importantes actualizaciones en su plataforma de video. Estas nuevas características están diseñadas para mejorar la accesibilidad y la capacidad de descubrimiento de contenido para desarrolladores en todo el mun...

Explore what's new in the 2024 editions of JSNation and React Summit!

JSNation and React Summit are the key JavaScript and React conferences of the year, expecting over 3K attendees, featuring 110+ speakers, and offering 15+ Free and PRO workshops altogether...

14 Sanity CMS Agencies and Development Companies: Verified List (2026)

If you are looking for a Sanity CMS agency or a Sanity developers to run your website development or content operations software migration, this guide gives you a verified shortlist and the exact questions to ask before signing anything.

Most "Top Sanity...

Top ideas

How does TanStack Start differ from other frameworks?

TanStack Start emphasizes unmatched type safety, URL state management, and integrated data fetching and caching primitives, setting it apart from other frameworks.

What are the benefits of using Redux today?

The benefits of using Redux today include a consistent architectural pattern, predictable data flow, powerful developer tools like Redux DevTools, wide usage and community support, better update performance compared to React context, and strong TypeScript support.

What are the limiting factors in web engineering?

Limiting factors include CPU performance, storage performance, and the diversity of devices and networks that web applications must run on.

Why did Alex Russell join the Chrome team?

Alex Russell joined the Chrome team to work on ChromeFrame, aiming to integrate Chrome into Internet Explorer as a plug-in to improve web experiences.

What is the primary focus of Alex Russell's engineering philosophy?

Alex Russell emphasizes building solutions that work well for end-users, focusing on quality and performance rather than popularity of tools or frameworks.

Is React.js suitable for SEO?

React.js can be optimized for SEO with techniques like server-side rendering (SSR) using frameworks like Next.js.

Is the ReactFlight protocol well-documented?

As of now, the ReactFlight protocol is not well-documented, and its understanding is mostly based on reverse engineering and community examples.

What are the benefits of using a MonoRepo?

The benefits of using a MonoRepo include atomic changes, simplified code sharing, and a single set of dependencies. This facilitates faster development cycles, reduces integration issues, and simplifies project management across multiple teams or projects.

Why is the new event loop important in React Native?

The new event loop is important because it enables synchronous updates and access to layout information, making React Native behave more like React DOM and improving performance by reducing UI flickers and inconsistencies.

What types of state are best managed by Redux?

Redux is best suited for managing state that is needed by multiple components, state that needs to persist beyond the lifecycle of a single component, and state where it is beneficial to have a clear history of actions and updates. It is less suitable for managing local component state or form state.

Deep Dives

Deep Dive: Growing to Tech Lead

Growing to Tech Lead

Learn directly from other Senior+ and Lead engineers on how to progress your engineering career, strengthen your foundational skills and become and irreplaceable engineer.

Talk: Pocket Guide to Seniority
Talk: Why Engineers Must Become Multipliers in the AI-Era
Talk: Walking the Netflix Paved Road (Bumps Included): Web Framework, Hawkins Design System
Talk: Transforming Your Tech Interviews in the AI Agent Age
Talk: 5 Tough Conversations Managers Need to Have

... and 14 more talks and workshops

Deep Dive: AI Assisted Coding

AI Assisted Coding

Remove the noise, master agentic coding patterns actually tested in production directly from Senior practitioners.

Talk: Templates and Components for Claude Code: The Future of AI Coding Workflows
Talk: Using Spec-Driven Development for Production Workflows
Talk: Building Blocks of an Agentic Engineering Platform: What SRE Taught Us About Running Agents
Workshop: AI-Powered Code Review
Workshop: Operating Agent-Based Systems - Overview, Configure, Run, Orchestrate, Monitor

... and 22 more talks and workshops

Deep Dive: Mastering Full-stack

Mastering Full-stack

Master full-stack and fundamental engineering skills for AI-enabled future.

Talk: Building a JavaScript Engine in Rust: Lessons From Boa
Talk: Building a JavaScript Engine in Rust: Lessons From Boa
Talk: Beyond Benchmarks: node.js, Deno, and Bun in Real Production
Workshop: DevOps for Front-end Developers: From Local Code to Production by Docker Captain
Workshop: Building Fullstack Apps With Cursor

... and 21 more talks and workshops

JSNation 2025

23 min

Vite and the Future of JavaScript Tooling

Top Content

Evan You

Vue.js & Vite Creator

Evan Yeo discusses Vite's growth, challenges with dependencies like ES Build and Rollup, and the creation of the bundler Rolldown. The JavaScript ecosystem faces fragmentation, but the company aims for a unified JavaScript stack. Rust is chosen for lower-level development, while JavaScript and TypeScript for high-level APIs. Roldown offers advanced bundling features, outperforming existing tools. Integration with Vite leads to tailored optimizations and significant speed improvements. Vite+ development focuses on creating a comprehensive toolkit. VitePlus integrates TS-down for library bundling, ViteTest for testing, and OX-Lint for linting. Future plans include monorepo awareness, build orchestration, and framework-like features.

vite

Transformers.js: State-of-the-Art Machine Learning for the Web

JSNation 2025

27 min

Transformers.js: State-of-the-Art Machine Learning for the Web

Top Content

Joshua Lochner

HuggingFace

Joshua introduces Transformers JS and Hugging Face, emphasizing community collaboration and pre-trained models. Transformers JS evolution led to 1.4 million monthly users, supporting 155 architectures. The library's browser-based capabilities offer real-time processing, cost-efficiency, and scalability. Integration enhancements include native web GPU execution and React Native implementation. Web ML implementation focuses on Onyx Runtime for device execution and web GPU for resource optimization. Browser-based ML applications cover vision, speech recognition, and text-to-speech. Advanced implementations include multimodal applications and educational tools. Interactive AI demonstrations showcase semantic search and conversational AI scenarios. Model licensing transitions to ECMAScript for efficiency and model redownloading factors are discussed.

webgpu machine learning

Computer Vision on Your Browser With SVG Filters

JSNation US 2024

22 min

Computer Vision on Your Browser With SVG Filters

Adam Klein

Covver

I'm Adam Klein, the CTO and co-founder of Cover with Double V, a swag store platform. We use computer vision to create cool effects with SVG filters. In this talk, I'll share two magic tricks and teach you how to create a green screen filter using SVG markup. I can apply different filters on text, images, and videos using HTML or SVG. SVG filters allow easy debugging and parameter manipulation. The displacement map is a simple primitive that displaces pixels based on the red and green values. The frosted glass effect is achieved by using the displacement map filter. The green screen filter selectively reduces the opacity of green pixels while keeping other pixels opaque. After experimenting with different values, I discovered a formula that effectively applies the green screen filter using SVG filters. SVG filters are widely used in production and are supported in all major browsers. They are highly performant, running on the GPU. Working with SVG filters requires creativity and experimentation to achieve desired effects.

case study

Agentic Interfaces: Tools, Skills, Generative UI and Web MCP

JSNation 2026

31 min

Agentic Interfaces: Tools, Skills, Generative UI and Web MCP

Wes Bos

Full Stack Developer, Speaker & Teacher, Co-host of Syntax.fm podcast.

Wes discusses the evolving ways of interacting with software, from UI to voice commands and tailored interfaces. He explores generative UI, explaining its three levels: basic, declarative, and fully generative. Discussions on finding a middle ground between known components and fully generative approaches. Discussing challenges with current MCP interfaces and the need for adaptive and reactive interfaces, using smart home examples to illustrate preferences for UI interactions and personalized automation. Exploring the versatility of WebMCP in switching between manual and agent-controlled interactions for enhanced user experiences. Discussing staying hopeful in front-end development, embracing new technologies, and the concept of dynamic UI for user-driven component selection. Discussing the importance of preserving the openness of the web, advocating against centralized control by a few companies, and the risks associated with MCPs in user consent and security.

artificial intelligence

JSR: Building an Open Registry for the JavaScript Community

JSNation 2025

29 min

JSR: Building an Open Registry for the JavaScript Community

Leo Kettmeir

Deno

Leo introduces JSR, a new JavaScript registry similar to NPM but supporting TypeScript. It values openness and innovation, advocating for open governance and community involvement. Key figures like Evan Yu and Ryan Dahl lead the governance board. JSR aims to transition to an open foundation for community ownership, considering a nonprofit route for quicker action. Recent features include detailed download metrics, dark mode, and enhanced search functionality. Future plans involve NPM CLI support, self-hosting mirroring, and diversity in governance. JSON5 support, ESM adoption, and enterprise plans are part of JSR's package management strategy.

devtools

The State of AI for Web Development

JSNation 2026

35 min

The State of AI for Web Development

Sacha Greif

Devographics

Sascha discusses the state of AI and its relevance to web development despite not being a specialist. The State of WebDevAI survey reveals the increasing use of AI tools in coding, indicating a notable shift in AI utilization and associated costs. The significant increase in AI usage for coding is accompanied by rising costs and challenges, reflecting a shift towards AI integration in workflows and a notable impact on expenses. The increase in personal AI spending, challenges with AI tools like hallucinations and rising costs, and the need to address AI pain points and risks. Concerns about cognitive decline due to AI tools, increasing job insecurities, and the impact of AI on future generations and job market. Military use of AI, environmental impact gender divide, implications of AI future including self-evolving code. Software becoming more probabilistic like organisms, personalized code bases, potential shift from code to digital DNA. AI as potential life operating system, AI impact on software obsoletion, encouragement to think critically about AI. Survey gratitude, Time lapse between surveys, AI usage by experience levels. Junior developers rely more on AI, Surprising metrics from last year, Impact of AI on the speaker's perspective. Debating AI Terminology and Learning Coding's Relevance, Philosophical Perspectives on AI and Coding Education. The Importance of Coding and Software Engineering Skills in the AI Future. Challenges and Future Scenarios for AI Developers' Pricing and Models. AI Applications in Development and Future Challenges. AI Influence on Society and Programming Practices.

artificial intelligence

Chunking

JSNation 2026

28 min

Chunking

Tobias Koppers

Webpack and Turbopack Creator

Tobias Koppers explains chunking in Bundlers, emphasizing efficient module grouping for performance optimization. Strategies involve smart module grouping, caching, and balancing between request counts and download sizes. CSS delivery via link tags poses complexity in chunking due to order dependencies. Balancing CSS chunking to reduce requests involves overshipping techniques. Evolving chunking strategies consider compile time challenges and the impact of React server components. Future optimizations may prioritize pages based on analytics data. Tailwind offers a solution for CSS chunking, while the need for future CSS features with native dependency declarations is highlighted.

tooling

Leadership Insights From Growing 2X in 8 Months

TechLead Conference 2025: AI in Orgs

24 min

Leadership Insights From Growing 2X in 8 Months

Swizec Teller

Plasmidsaurus

Product-market fit is like being pushed by the market, needing more. A game analogy illustrates teamwork dynamics in handling tasks. Communication is key in team growth, allowing delegation for collective success. Experienced team members focus on clarity, delegation, and accountability. Prioritize assigning tasks to team members based on expertise. Embrace the role of a side quest specialist for long-term or short projects. Engage in mentorship and explain reasoning to foster team independence and growth. Mentorship occurs organically between tasks, influencing work approaches. Trust your team to make decisions by explaining your rationale. Mentor one skill at a time to ensure effective learning and application. Focus feedback, encourage newbies, address weak points of experts to enhance performance. Focus on feedback for beginners and experts, emphasize outcomes and timely feedback to enhance performance. Realize the importance of quick utility, user stories, and outcome-focused work. Utilize user stories, documentation, and flexible roadmaps for effective planning and decision-making. Embrace change, document ideas, focus on user stories, and leverage backlogs for effective planning and adaptation.

scalability team productivity

Senior Isn't About Your Tech Skills

React Summit 2025

15 min

Senior Isn't About Your Tech Skills

Top Content

Swizec Teller

Plasmidsaurus

Being senior isn't just about tech skills; continuous improvement and broadening impact are vital for growth in the tech industry. Being effective in your work means focusing on outcomes that create superpowers for others, increasing your career opportunities and impact. Delivering valuable work creates opportunities for growth and rewards in your career. Being a senior engineer evolves from task execution to leadership and team management, leading to significant career growth and financial rewards. Results on your resume matter for your next job. Leadership, not titles, defines a senior engineer's role. Senior engineers lead projects, create direction in chaos, and focus on delivering results efficiently and effectively.

career

Motion Control With Multimodal LLMs

JSNation 2025

39 min

Motion Control With Multimodal LLMs

Charlie Gerard

CrowdStrike

The Talk delves into motion control with multimodal AI, exploring TensorFlow.js models for gesture recognition and enhancing user interactions. It discusses leveraging LLMs for gesture-based interaction, investigating Gemiini for gesture recognition, and controlling light states with Gemini functions. The conversation includes webcam-based gesture recognition, custom gesture databases, and the future of personalized AI assistance with acoustic recognition.

artificial intelligence

Featured

Rethinking Bundling: Why You Don’t Need Less JavaScript

JSNation US 2025

30 min

Rethinking Bundling: Why You Don’t Need Less JavaScript

Daniel Roe

Leads the Nuxt core team

The speaker, Daniel, shares insights on his role as an open source maintainer, projects Nuxt and Nitro, and living in Edinburgh. Nuxt, a full-stack framework, evolved with community support, emphasizing community-driven development. Optimization strategies for JavaScript, CSS, and font loading in Nuxt were discussed. Integration of Nuxt Scripts for web performance, challenges in meta framework development, and considerations for Nuxt V3 rewrite were highlighted. Future plans include smoother migrations and open-source access to emoji slides integration.

bundler

How to Build Full-Stack Apps Using Cursor

React Summit US 2025

65 min

How to Build Full-Stack Apps Using Cursor

Featured WorkshopFree

Shrey Shah

In this workshop, I’ll guide participants through a process for building full-stack applications using Cursor. We’ll cover setting up Cursor workflows, including rules, commands, and custom modes, to streamline development. We will use Cursor to draft PRDs, database schema, etc and a simple SOW....

fullstack

I Measured React Server Components’ Performance So You Don’t Have To

React Advanced 2025

22 min

I Measured React Server Components’ Performance So You Don’t Have To

Nadia Makarevich

Coder, writer, author of Advanced React book

Nadia introduces React server components and performance, highlighting the benefits of server components in improving performance and the need for a clear understanding of their impact on rendering and data fetching in React applications. Exploring Server-Side Rendering Impact on Performance: Analysis of transitioning from client-side to server-side rendering, including implications on performance and data fetching. Transforming Empty Screen to Performance Improvement: Detailed process of browser work, React rendering, and data fetching impact. Making the Shift to Server-Side Rendering: Impact on interactivity and data fetching optimization. Understanding the Benefits of AppRouter Version in SSR with Reduced JavaScript Payload and Introduction of Server Components. Investigating Smarter Server-Side Rendering with Server Components and Streaming in Next.js. Refactoring for Server Components: Async Data Fetching, Server Component Identification, and Utilizing Suspense for React Streaming Chunks. Enhancing Performance with Server Components: Balancing Rendering Approaches, Importance of Server-Side Data Fetching, and Leveraging Suspense for Improved Streaming.

performance react server components

Keeping Up with The Fast and Furious Web

JSNation US 2025

29 min

Keeping Up with The Fast and Furious Web

Scott Tolinski

Co-host of Syntax.fm

Scott Talinsky's journey in web development highlights his transition from YouTube tutorials to creating educational content and courses, reflecting his passion for teaching. The evolution of web development tools showcases advancements from limited colors to modern frameworks like React and CSS features like squircles. Adapting to new technologies emphasizes core skills and freedom in tool selection. User-centric development prioritizes accessibility and understanding the purpose of tools. Learning strategies focus on fundamentals, hands-on learning, and avoiding influencer bias. Standing out in tech roles requires quality projects, broad knowledge, and effective communication.

web development

The New AI Workflows

React Advanced 2025

14 min

The New AI Workflows

Steve Sewell

Builder.io

The Talk delves into the impact of LLMs on engineering workflows, emphasizing the shift towards AI for code writing efficiency. It highlights the importance of problem-solving abilities and product development in hiring practices. LLMs enhance productivity for developers, designers, and product managers, enabling faster iterations and collaboration. Efficient product workflows are achieved through simultaneous UI and code work using Builder.io. Task delegation is streamlined with async agents and Builder bots, optimizing project editing and code management. Integration with tools like VS Code and Figma streamlines design and code editing, enhancing collaboration and workflow automation.

artificial intelligence

Why Node.js Needs an Application Server

Node Congress 2026

18 min

Why Node.js Needs an Application Server

Matteo Collina

Node.js TSC committee member. Pino & Fastify author.

Matteo Collina discusses Node.js, its single-threaded design, and the introduction of threads in 2018 for parallelism and CPU utilization. Node.js production monitoring focuses on application health, fault tolerance, and event loop efficiency. VAT architecture improves Node.js applications with thread migration and monitoring. Node.js manages threads and failures independently with Prometheus monitoring. Scalability in Node.js involves Kubernetes clusters and in-process scaling. Next.js with React SSR for Node.js applications enables dynamic scaling and performance. Node.js handles CPU blocking and SSR performance by utilizing multiple threads.

node.js architecture

The AI-Native Software Engineer

JSNation US 2025

35 min

The AI-Native Software Engineer

Top Content

Addy Osmani

Engineering Leader Working on Google Chrome

Software engineering is evolving with AI and VIBE coding reshaping work, emphasizing collaboration and embracing AI. The future roadmap includes transitioning from augmented to AI-first and eventually AI-native developer experiences. AI integration in coding practices shapes a collaborative future, with tools evolving for startups and enterprises. AI tools aid in design, coding, and testing, offering varied assistance. Context relevance, spec-driven development, human review, and AI implementation challenges are key focus areas. AI boosts productivity but faces verification challenges, necessitating human oversight. The impact of AI on code reviews, talent development, and problem-solving evolution in coding practices is significant.

artificial intelligence

Pragmatic 101 on Custom JS Tooling for Your Project

JSNation US 2025

122 min

Pragmatic 101 on Custom JS Tooling for Your Project

Featured Workshop

Will Klein

Let’s demystify the secrets of modern JavaScript tooling. In this workshop, you will learn how linters, compilers, and code transforms work. You will take your first steps building your own developer tools, writing an ESLint rule, a compiler plugin, and a code transformation. Learn these skills t...

tooling

Every API is a Tool for Agents with Code Mode

Node Congress 2026

32 min

Every API is a Tool for Agents with Code Mode

Matt Carey

Cloudflare

The Talk introduces APIs, Codemode, and MCP, highlighting the role of APIs in empowering agents and AI's access to external resources. CloudFlare's evolution with MCP involves remote tool sharing and addressing challenges like large context windows. Challenges in Cloudflare's API tool access include progressive tool disclosure and splitting MCP servers. The discussion covers tool search, project management API creation, CodeMode concept, and self-documenting tools for secure tool execution. Proposed solutions include Code Mode, SDK generation, efficient control flow, token efficiency, and secure code execution. Key topics include dynamic worker loaders, Cloudflare API integration, Visitor Counter implementation, and exploring MCP server functionality.

artificial intelligence

The Dark Side of Micro-Frontends

React Advanced 2025

29 min

The Dark Side of Micro-Frontends

Luca Mezzalira

Author of Front-End Reactive Architectures and Building Micro-Frontends

In the Talk, various key points were discussed regarding micro-front-end architecture. These included challenges with micro-intents, common mistakes in system design, the differences between micro-intents and components, granularity in software architecture, optimizing micro-front-end architecture, efficient routing and deployment strategies, edge computing strategies, global state and data sharing optimization, managing data context, governance and fitness functions, architectural testing, adaptive growth, value of micro-frontends, repository selection, repo structures, and web component usage.

architecture

Short takes

Garbage Collection Between V8, cppgc (Oilpan), and Native Runtimes

Node Congress 2026

9 min

Garbage Collection Between V8, cppgc (Oilpan), and Native Runtimes

Mert Can Altin

Node.js Core Contributor Trendyol - Software Engineer Turkey

Today's presentation delves into garbage collection challenges in JavaScript and native code, highlighting the impact on memory leaks and bugs. V8's implementation of minor and major garbage collection is discussed. The evolution of memory management in runtimes, including Node.js and Deno, is explored, emphasizing the shift towards automatic cleanup and improved performance. The complexity of runtime memory management, especially in handling CPP objects and bridging with workers, is outlined. Key points include the efficiency gains from generational garbage collection and the importance of migrating away from certain memory management practices for enhanced runtime performance.

performance

MCPs: How to Avoid Security Pitfalls

AI Coding Summit 2026

7 min

MCPs: How to Avoid Security Pitfalls

Gil Friedman

Backslash Security

Gil Friedman from Backslash Security discussed MCP security, focusing on the Model Context Protocol and AI assistant security risks like GitHub token exposure in auto run mode. Security measures for MCP usage include setting autorun to ask every time, postmarking MCP incidents, handling malicious servers, safeguarding sensitive information, reviewing and disabling unused tools, requiring permission before triggering actions, removing MCP from environments, and revoking API keys when necessary.

security

How To Get The Most Out Of the Cloud As A Front-End Developer

React Summit US 2025

7 min

How To Get The Most Out Of the Cloud As A Front-End Developer

Erik Hanchett

AWS

Front-end developers benefit from cloud services like AWS S3 and Lambda. AWS offers services like Cognito for identity management and Bedrock AI models. AWS Amplify provides Hosting and Cloud Development Kit for efficient development. The Cloud Development Kit is recommended for TypeScript deployment. AWS Amplify connects front-end to AWS services and SDK for back-end. QR code feedback is available for the talk.

tooling

Everyone Is Now a Manager - Interfaces in the World of Agents

TechLead Conf London 2025: Adopting AI in Orgs Edition

6 min

Everyone Is Now a Manager - Interfaces in the World of Agents

Sam Komesarook

Arts & Engineering Composite

Sam Kmezverk's talk covers the evolving tech landscape, emphasizing key principles for agents' implementation in tasks and decision-making processes. Addressing challenges in agent orchestration, debugging system issues, and cultivating user trust are crucial for successful interface development.

user interfaces

From TV to Touch: How We Made React UI Work Across Every Input Mode

React Summit US 2025

5 min

From TV to Touch: How We Made React UI Work Across Every Input Mode

Seungho Park

LG Electronics

Seungho Park discusses the importance of spatial navigation for TV apps and the challenges of supporting remote, pointer, and touch inputs. Real examples are explored, including focus placement, restoring focus, and grouping elements for stable navigation. Challenges in TV app navigation such as key scrolling in grid lists and managing input mode transitions are highlighted. The talk also delves into handling input modes, designing for 5-way, pointer, and touch input, and addressing edge cases. Implementing the W3C spatial navigation standard, defining focus properties for container elements, and encouraging exploration of React UI spatial navigation support are key points.

best practices

A JS Dev's Guide to Not Dismissing Blockchain

JSNation US 2025

8 min

A JS Dev's Guide to Not Dismissing Blockchain

Brian Whippo

Algorand Foundation

Brian Wipo, Developer Relations lead at the Algorand Foundation, discusses the relevance of blockchain in 2025 and its impact on developers. Algorand's high-performance blockchain addresses key issues faced by other platforms, enabling new markets and real-world applications like tokenized assets and supply chain traceability. In 2025, blockchain excels in disintermediating markets, tracking data integrity, and creating new markets such as fractional ownership of assets. Real businesses on Algorand include tokenized solar panels, real estate ownership, supply chain traceability, and more. Using a para wallet with a mastercard debit card, you can buy items at the store with stable coins. Algorand TypeScript 1.0 simplifies writing smart contracts on the chain in TypeScript. TypeScript developers can now integrate blockchain using a compiler that transforms code into Teal assembly language for blockchain execution.

blockchain

Video Optimization for the Web: The Missing Piece in Lighthouse

React Summit US 2025

7 min

Video Optimization for the Web: The Missing Piece in Lighthouse

Rahul Nanwani

ImageKit.io

Rahul introduces video optimization principles, emphasizing modern formats, compression, bitrate reduction, and lazy loading. ImageKit simplifies video loading by compressing videos significantly and adapting to network conditions. Pausing videos when not in view saves data costs and enhances user experience.

video

Rustifying Vite: Designing a Hybrid Toolchain for the Real World

JSNation 2026

6 min

Rustifying Vite: Designing a Hybrid Toolchain for the Real World

Alexander Lichter

VoidZero

Options for pre-bundling, transformation, and minification. Rollup, bundling, and limited chunk control. SWC for React, but complexity with multiple bundlers causing issues for maintainers and developers. Limitations in bundlers, features V8 needs. Improving build times with Rust. Introducing Roldown with rollup's API, compatibility, speed, and advanced chunking. Features like module types, lazy barrel optimization, HMR, and built-in minifier for a performant bundle. Ensuring Rust-based bundler compatibility with JavaScript ecosystem. Introduction of Swangular for efficient plugin handling. Native Rust plugins support with module resolution, aliases, TypeScript JSX transform, dynamic imports. Integration with underlying minifier, transformer, linter, and formatter for tool chain V+.

vite tooling

A Brief History of Code Review (And What's Next)

JSNation 2026

8 min

A Brief History of Code Review (And What's Next)

Santosh Yadav

CodeRabbit

The Talk explores the transition from solo development to code review history, tracing it back to the Fagin Inspection process in the 1990s. It discusses the evolution of code collaboration from in-person meetings to remote, email-based discussions. The shift to modern code review via pull requests on GitHub improved collaboration efficiency. The integration of AI in code review enhanced processes and enabled instant feedback. Encouraging open source projects to adopt code review tools and prioritize the importance of thorough reviews is highlighted.

code quality

Navigating Islands of Interactivity

React Advanced 2025

9 min

Navigating Islands of Interactivity

Reuben Tier

Pragma

Islands in web development are interactive components that are rendered on the server and hydrated separately. They offer fine-grain control over JavaScript, speed up page loading, and reduce JavaScript shipping. Applications of islands span across eCommerce, media sites, docs, and blogs, providing interactivity without excessive JavaScript. Nanostores enable state sharing among islands. Key takeaways include utilizing Nanostores for state management, exploring ASTRO and islands for development, and using client directives for JavaScript control.

astro

Latest

How I Taught LLMs How to Svelte

JSNation 2026

33 min

How I Taught LLMs How to Svelte

Paolo Ricciuti

Mentorship available

Mainmatter

Welcome to the talk 'How I taught LLMs how to svelte.' Discussing Svelte basics, syntax evolution in Svelte 5, challenges with LLM training, Model Context Protocol in Svelte, enhancing agentic workflow with MCP, challenges in guiding LLMs for Svelte code, Svelte MCP skills and context management, leveraging ESLint tooling and agent skills, advancements in Svelte ecosystem, and handling warnings with MCP linter.

svelte

Using Spec-Driven Development for Production Workflows

JSNation 2026

19 min

Using Spec-Driven Development for Production Workflows

Erik Hanchett

AWS

Eric Handshed introduces spec-driven development, emphasizing its benefits in creating high-quality code by writing specs before coding. Spec-driven development involves structured specifications written before coding, enhancing collaboration with language models and coding assistants. The approach guides developers and ensures code quality. Hanchett stresses the importance of guiding large language models with context to ensure they follow the right direction amidst evolving software requirements and paradigms. Be cautious with context in spec-driven development to avoid overwhelming or underwhelming large language models. Use skills to guide coding agents effectively and maintain a human-in-the-loop approach for code review in the spec-driven development process. AWS history lesson leading to Kiro release with CLI option and emphasis on vibe and spec mode for larger projects and complex features. Release of spec-driven development process, manual method without Kiro, Speckit usage in Qro for new and existing projects. Requirements document creation, design document tips, implementation phase tasks with property-based tests, and model context protocol for data source connections. MCP maturation, integration with project management, demo of QIRO IDE for project creation, MVP creation, and property-based tests for requirements satisfaction. Creation of a movie website starting with a design document, generation of property tests using FastCheck in TypeScript, development of requirements document, task list update to create an MVP, implementation of MVP features, and examination of property-based tests.

artificial intelligence

Beyond the Hype Cycle: Driving real ROI with AI in Your Organization

TechLead Conf Amsterdam 2026: Adopting AI in Orgs Edition

27 min

Beyond the Hype Cycle: Driving real ROI with AI in Your Organization

HT Sahin

Mentorship available

IKEA Digital

AI dashboard utilization challenges include lack of clear metrics for effectiveness and low adoption rates. Companies struggle with AI implementation leading to delivery improvements and financial gains. AI transformation hurdles stem from a focus on fluency over workflow redesign. Achieving true AI integration requires deep integration for transformative change. Organizational challenges in AI involve balancing code production with product outcomes. Key steps for AI transformation include measuring real changes in production and prioritizing killing ineffective pilots. Managing cloud costs and addressing unused resources are key concerns. Measuring AI impact on teams, business, people growth, and skill development is crucial for successful implementation.

future of development

400 Tech Leads. Same Problems. None of Them Technical

JSNation 2026

17 min

400 Tech Leads. Same Problems. None of Them Technical

Anemari Fiser

Mentorship available

Tech Lead trainer

Anri Fisher, with over 12 years in tech, focuses on training tech leads and addressing time management challenges. Tech leads shift to a supportive role in empowering team members in growth discussions and one-on-one meetings. Overcoming feedback and delegation struggles through clear communication and expectations is crucial for effective leadership. Strategies for proper delegation include setting clear expectations, agreeing on timelines, and defining processes. Ensuring team alignment, shared timelines, and clear ownership are key for project success in tech teams.

soft skills

From Legacy to Delight: The Future of Node.js DX

JSNation 2026

21 min

From Legacy to Delight: The Future of Node.js DX

Claudio Wunder

Governance at OpenJS Foundation

Claudio Bunder emphasizes the importance of Node.js documentation, highlighting its impact on the ecosystem and the challenges in maintaining it. Node.js API documentation tooling faces significant design and implementation hurdles, with a lack of documentation hindering user interaction. The transformation of Node.js API documentation was driven by the need to improve user experience. Dockit, an AST engine, streamlines API documentation generation with support for Markdown, JS Doc, and TS Doc, offering modular flexibility and community-driven documentation creation. Dockit's efficient processing of document structures and metadata, combined with a generator system, ensures high performance and scalability in API documentation generation.

node.js

From Prompting to Orchestrating: Coding Is Now a System

AI Coding Summit London

26 min

From Prompting to Orchestrating: Coding Is Now a System

Vladimir Novick

Founding Engineering Lead | Software Architect & CTO | AI Infrastructure | Agentic Systems

Vladimir Novik discusses the evolution of AI systems in coding, highlighting the shift in job requirements and challenges faced in scaling systems. Challenges in swarm orchestration include reducing reliability due to compounding errors and structural challenges in transitioning to a swarm system. Orchestrator Coding focuses on system properties over tools for code evolution. Enforcing architectural decisions and mechanical enforcement are crucial for system reliability. Orchestration disciplines prioritize dispatch, isolation, and durable handoffs, emphasizing autonomous systems and event-triggered actions. Mastery of orchestrated workflows involves resilience, autonomy, and disciplined manual and automated workflows. Advanced workflow techniques stress exact commands, linear workflow skills, caution in commits, and iterative improvement strategies. Automation enhancement strategies aim to overcome cost and parallelism challenges. Coding transformation journey involves validating and evolving code with orchestration. Model orchestration layers and architecture comparisons highlight the importance of model evaluation and verification gates. Tool comparisons and orchestrator communication strategies improve system orchestration. Architecture enforcement mechanisms utilize multiple layers and tools for code analysis and infrastructure testing.

future of development

Automating Mobile QA with Cloud Agents

AI Coding Summit London

17 min

Automating Mobile QA with Cloud Agents

Michał Pierzchała

Callstack

Agents revolutionizing mobile development with AI-driven code production and challenges in trust and quality control. Challenges in agentic code review and the need for a new approach to verify app behavior before merge in mobile development. Building a mobile QA agent stack with necessary components for efficient testing and verification. AI Gateway simplifies AI model usage with a unified interface for mobile device control and efficient storage of screenshots and recordings for QA processes. Ensuring Determinism in QA Setup for PRs with Sample Test Requests. Efficient Mobile QA Agent Development with Key Rules. Empowering Agile Product Development with AI Agents. Setting Up Agentic QA Infrastructure and Best Practices. Exploring Agents' Autonomy Through Dogfooding.

mobile apps

AI Reviews AI – Closing the Loop in Agentic Development

AI Coding Summit London

28 min

AI Reviews AI – Closing the Loop in Agentic Development

Daniel Sogl

SHI GmbH

Daniel, a consultant from Germany, discusses AI-generated code and challenges in rapid code shipping. The Pharoes AI case study highlights code reviews and challenges in agile development. Incidence per pull request and code churn issues are discussed in software development. AI-assisted coding and quality gates are introduced. Developing with Angular and TypeScript emphasizes the importance of basics, AI sub-agents, and pull request review services. Utilizing hooks for deterministic code handling and enhancing code handling with various hooks are crucial. Transitioning to behavior-driven development, utilizing tools like PlayWrite and Jira integration, and evaluating code review strategies are key points. Optimizing code review practices, smart integration of AI and hooks, advanced code review models, ownership in code reviews, software metrics, and quality gates challenges are also covered.

artificial intelligence

Supercharging Your Tooling With Rust

JSNation 2026

24 min

Supercharging Your Tooling With Rust

Maël Nison

Lead maintainer of Yarn

Mael from Mistral.ai discusses the evolution of Yarn, from its origins to the current Yarn 4 and plans for Yarn 6 in Rust. Yarn 4 to Yarn 6 in Rust, Stability, and Codebase Challenges. Challenges with Yarn's Codebase and Performance. Yarn's Performance Challenges and Multi-Ecosystem Support. Yarn's Multi-Ecosystem Vision and Lazy Installation. Yarn's Ecosystem Expansion and Rewrite Challenges. Yarn's Rewrite Efficiency and Test Reusability. Yarn's Rust Rewrite Challenges and Discoveries. Rust's Experimental Features and Challenges. Rust's Rewrite Challenges and AI Usage. Challenges of Integrating Rust Rewrite and Long-Term Maintenance. YARN's Performance Improvement and Long-term Vision.

tooling

Tech Talking Money: How Engineering Leaders Win Budget by Speaking the Language of Risk

TechLead Conf Amsterdam 2026: Adopting AI in Orgs Edition

71 min

Tech Talking Money: How Engineering Leaders Win Budget by Speaking the Language of Risk

Workshop

Viktor Didenchuk

Every engineering leader has been told "We don't have budget" - whether for tackling technical debt, modernising legacy systems, or adopting AI tooling. The problem is rarely the idea itself. It is how we present it. We frame platform health as an engineering preference when it should be position...

best practices

JSNation 2023

29 min

The Good, The Bad, and The Web Components

Top Content

Zach Leatherman

Eleventy (11ty) Creator

Web Components are a piece of reusable UI enabled by web standards and built into the web platform. They offer the potential for faster component initialization and less library overhead. Web Components can be created from scratch and utilized with existing component libraries. Shadow DOM and Declarative Shadow DOM provide benefits such as scoped CSS and server-rendered components. The tradeoff between not repeating oneself and achieving full server-side rendering support is discussed. User experience is deemed more important than developer experience.

web components react web components

Using useEffect Effectively

React Advanced 2022

30 min

Using useEffect Effectively

Top Content

David Khourshid

Stately AI

Today's Talk explores the use of the useEffect hook in React development, covering topics such as fetching data, handling race conditions and cleanup, and optimizing performance. It also discusses the correct use of useEffect in React 18, the distinction between Activity Effects and Action Effects, and the potential misuse of useEffect. The Talk highlights the benefits of using useQuery or SWR for data fetching, the problems with using useEffect for initializing global singletons, and the use of state machines for handling effects. The speaker also recommends exploring the beta React docs and using tools like the stately.ai editor for visualizing state machines.

react state management react hook missing dependency best practices

Frontend’s Lost Decade and the Performance Inequality Gap

JSNation 2025

32 min

Frontend’s Lost Decade and the Performance Inequality Gap

Top Content

Alex Russell

A key contributor to ES6, Service Workers and Web Components. The Partner PM for Edge at Microsoft and Blink API owner.

Alex Russell's journey from engineering to product management, the focus on improving web experiences, and optimizing software for end-user success. Considerations include device performance, web diversity, and API constraints. Challenges of web platforms encompass hardware and network limitations, prioritizing user experience. Understanding the impact of Moore's Law on device performance and adapting browsers for efficiency. Emphasis on code optimization, user-focused development, and quality in web UI. Addressing challenges in PWA success, developer learning, and balancing frameworks with platform understanding.

Building a JS Engine -- For Fun!

JSNation 2024

9 min

Building a JS Engine -- For Fun!

Top Content

Linus Groh

Ecma TC39 Delegate

The Talk discusses the basics of building a JS engine, highlighting the complexity and feature completeness of existing engines. It emphasizes the possibility of creating a simpler engine tailored to specific use cases and target audiences. The speaker suggests starting anywhere in the process and provides tips on using parser libraries, implementing runtime features, and ensuring correctness through testing. Additionally, the Talk encourages exploring JavaScript standards and engaging with the open-source community.

javascript deep dive

React, TypeScript, and TDD

React Advanced 2021

174 min

React, TypeScript, and TDD

Top Content

Featured Workshop

Paul Everitt

ReactJS is wildly popular and thus wildly supported. TypeScript is increasingly popular, and thus increasingly supported.

The two together? Not as much. Given that they both change quickly, it's hard to find accurate learning materials.

React+TypeScript, with JetBrains IDEs?...

react typescript devtools web development test driven development react best practices

Master JavaScript Patterns

JSNation 2024

145 min

Master JavaScript Patterns

Top Content

Featured Workshop

Adrian Hajdin

During this workshop, participants will review the essential JavaScript patterns that every developer should know. Through hands-on exercises, real-world examples, and interactive discussions, attendees will deepen their understanding of best practices for organizing code, solving common challeng...

javascript patterns best practices

Micro-Frontends With React & Vite Module Federation

React Advanced 2023

20 min

Micro-Frontends With React & Vite Module Federation

Top Content

Giorgio Boa

Claranet

Microfrontends is an architecture used by big companies to split monolithic frontend applications into manageable parts. Maintaining a consistent look and feel across different microfrontends is a challenge. Sharing styles can be done through Vanilla CSS, CSS modules, or CSS in JS. JavaScript variables can be used in styles, but readability and runtime overhead are considerations. Sharing state in microfrontends can be achieved through custom events, broadcast channels, shared state managers, or custom PubSub implementations. Module federation with Vite allows for client composition and sharing dependencies. Configuration is similar to Webpack, and future work includes working on the QUIC framework.

build tools vite react microfrontend micro-frontends vite react module federation micro frontends react module federation react micro frontends react native react microservices vite

Routing in React 18 and Beyond

React Summit 2022

20 min

Routing in React 18 and Beyond

Top Content

Delba de Oliveira

Senior Developer Advocate @ Vercel

Routing in React 18 brings a native app-like user experience and allows applications to transition between different environments. React Router and Next.js have different approaches to routing, with React Router using component-based routing and Next.js using file system-based routing. React server components provide the primitives to address the disadvantages of multipage applications while maintaining the same user experience. Improving navigation and routing in React involves including loading UI, pre-rendering parts of the screen, and using server components for more performant experiences. Next.js and Remix are moving towards a converging solution by combining component-based routing with file system routing.

next.js react patterns react file based routing

Composition vs Configuration: How to Build Flexible, Resilient and Future-proof Components

React Summit 2022

17 min

Composition vs Configuration: How to Build Flexible, Resilient and Future-proof Components

Top Content

Thomas Findlay

Findlay Web Tech

Today's Talk discusses building flexible, resilient, and future-proof React components using composition and configuration approaches. The composition approach allows for flexibility without excessive conditional logic by using multiple components and passing props. The context API can be used for variant styling, allowing for appropriate styling and class specification. Adding variants and icons is made easy by consuming the variant context. The composition and configuration approaches can be combined for the best of both worlds.

component library architecture react components react composition react fiber programming concepts

Scaling Up with Remix and Micro Frontends

Remix Conf Europe 2022

23 min

Scaling Up with Remix and Micro Frontends

Top Content

Adrien Baron

Creator of Tiny Frontend

This talk discusses the usage of Microfrontends in Remix and introduces the Tiny Frontend library. Kazoo, a used car buying platform, follows a domain-driven design approach and encountered issues with granular slicing. Tiny Frontend aims to solve the slicing problem and promotes type safety and compatibility of shared dependencies. The speaker demonstrates how Tiny Frontend works with server-side rendering and how Remix can consume and update components without redeploying the app. The talk also explores the usage of micro frontends and the future support for Webpack Module Federation in Remix.

javascript architecture remix micro-frontends

React

Plug and Play Design: Building Extendable React Applications

React Summit US 2025

29 min

Plug and Play Design: Building Extendable React Applications

Mateusz Jagodziński

Workflow Builder

Mateusz Jagodziński, principal developer at Synergy Codes, shares insights on Plug and Play Design Building Extendable React Applications, discussing feature flags, modularity, and real-world use cases. Challenges of feature flags, the concept of alternative modular design for feature management, and the importance of modularity in code organization and development. Configurability and limitations in feature management, showcasing a plugin-based design for flexible tool versions and code manipulation. Explanation of plug and play design for code manipulation and version control with full type safety in TypeScript projects. Exposing functions to register new plugins, organizing plugins' logic within individual folders, and implementing a build setup with a replacement mechanism for plugin files. Replacing missing plugins with a fallback code, enforcing restriction on direct plugin imports, and visualizing the relationship between plugins, adapters, and application components. Exploring pros and cons of self-contained plugins, addressing implementation overhead, and discussing the value of enforced modularity for AI coding tools. Discussing plugin management decisions based on client needs and the scalability of the approach with changing requirements and minor tweaks. Handling plugin version tracking, automated testing challenges, and feature control based on environments. Adapters and maintaining plugin compatibility through iterations and cosmetic changes, leveraging existing solutions for simplicity. Discussing the implications of not shipping separate builds for multiple customers and considering the benefits of smaller bundle size. Exploring the ease of trying out new features with separate plugins to assess overhead and developer experience.

react

Hands-on React Server Components, Server Functions, and Forms in the Next.js App Router

React Summit US 2025

125 min

Hands-on React Server Components, Server Functions, and Forms in the Next.js App Router

Workshop

Aurora Scharff

In this workshop, we will explore React's latest features: Server Components, Server Functions, and forms. Discover how to optimize server-side rendering, build smooth user experiences with React Suspense and Transitions, and enhance application interactivity with Server Functions and new React 1...

react

From Segments to Suspense: The Future of Next.js Caching

React Advanced 2025

27 min

From Segments to Suspense: The Future of Next.js Caching

Wyatt Johnson

Clerk

Introduction to Cache Components in Next.js 16, transforming the app router with new features like partial pre-rendering, Dynamic I.O., and caching directives. Deep dive into static params generation in Next.js focusing on changes in generating static params for improved performance. Exploring challenges of generating static params and balancing static vs. dynamic rendering for better performance. Addressing challenges with cache components, optimizing static and dynamic rendering for improved performance. Understanding impact of parameters on rendering with cache components, managing dynamic components, and introducing suspense boundaries for faster page loads. Enhancing cache life APIs, introducing a new caching model for static outputs in Next.js. Revolutionizing cache management with granular control over cache lifetimes and dynamic segment configuration. Navigating data and caching in Next.js, exploring cache components guidance and caching differences between server and client components.

react performance next.js frontend server cache react server components

React Strict Dom: Cross-Platform React Based on the Web

React Summit US 2025

29 min

React Strict Dom: Cross-Platform React Based on the Web