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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: Why Engineers Must Become Multipliers in the AI-Era
- Talk: Current Trends in AI for Technical Hiring
- Talk: Walking the Netflix Paved Road (Bumps Included): Web Framework, Hawkins Design System
- Talk: Why Software Engineering Is Becoming: Plan and Review
- Talk: Pocket Guide to Seniority
... and 16 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: Building Fullstack Apps with Cursor
- 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: Building Fullstack Apps With Cursor
- Workshop: DevOps for Front-end Developers: From Local Code to Production by Docker Captain
... and 21 more talks and workshops
Trending today
Beyond Vibe Coding: Differentiated Workflows with Antigravity
AI Coding Summit 2026


10 min
Beyond Vibe Coding: Differentiated Workflows with Antigravity



2 authors
Alex and Rodi discuss antigravity, a powerful coding agent that unifies Google tools. The agent manager orchestrates multiple agents, providing a higher-level view than just code. Features include an AI editor, agent-controlled Chrome browser, and best practices for agent autonomy and usage. AI steering takes time before feeling intuitive. Anti-gravity offers fast and planning modes for building efficiently. The planning mode allows fine-tuning and execution of complex tasks. Playground validates ideas before full projects. The playground in AntiGravity validates project ideas. Image generation, Nano Banana Pro, and Gemini 3 enhance design output. Skills support deep context tasks. Asynchronous nature enables efficient project development. Browser agent serves as a versatile tool for bug fixing. Manual control and inspiration amidst automation. Transition to agent manager for enhanced visibility and decision-making. Encouragement to explore diverse agent-led experiences and updates for workflow improvement.
Agentic by Default: Rethinking Developer Workflows with Claude Code
AI Coding Summit 2026
29 min
Agentic by Default: Rethinking Developer Workflows with Claude Code

The Talk delves into agent decoding in Cloud Code, emphasizing the importance of planning, acting, and verifying changes systematically. It explores maximizing efficiency through Cloud Code acting as an agent, reasoning, reading, writing code, and using tools for successful outcomes. The discussion covers enhancing task planning, utilizing subagents for specialized assistance, and optimizing tool use with MCP integration. It introduces Cloud Skills, plugins for team collaboration, and efficient tool utilization with parallel workflows. The concept of non-interactive agents, guided autonomy, and steps for experiencing agent decoding are also highlighted.
How I Build Web Applications in 2026
AI Coding Summit 2026
31 min
How I Build Web Applications in 2026
Top Content

Kent C. Dodds discusses building web applications in 2026, highlighting the importance of user experience and challenges in offline video downloads. Recent AI advancements in the Epic Workshop app enable offline video downloads with features like bulk downloads and quality control. Efficient AI agent management using agents like Cursor transforms workflow. Leveraging Laravel and Ruby on Rails, Ask Mode enhances project understanding by communicating with AI agents. Emphasizing clear task scoping, iterative planning, and agent feedback improves project development. Utilizing MCP tools and agent workflow, including BugBot for code review, optimizes app development. Closing the agent loop and emphasizing architecture's role in utilizing agent input context are crucial. The talk invites developers to become experienced AI agent managers and join the mailing list for updates.
How React Applications Get Hacked in the Real-World
React Summit 2022
7 min
How React Applications Get Hacked in the Real-World
Top Content

How to hack a RealWorld live React application in seven minutes. Tips, best practices, and pitfalls when writing React code. XSS and cross-site scripting in React. React's secure by default, but not always. The first thing to discover: adding a link to a React application. React code vulnerability: cross-site scripting with Twitter link. React doesn't sanitize or output H ref attributes. Fix attempts: detect JavaScript, use dummy hashtag, transition to lowercase. Control corrector exploit. Best practices: avoid denialist approach, sanitize user inputs. React's lack of sanitization and output encoding for user inputs. Exploring XSS vulnerabilities and the need to pretty print JSON. The React JSON pretty package and its potential XSS risks. The importance of context encoding and secure coding practices.
Unlocking the Power of the Dependency Graph
Node Congress 2026
19 min
Unlocking the Power of the Dependency Graph

Rui Adorno emphasizes the power of dependency graphs in JavaScript projects, highlighting the underutilized graph structure and the importance of understanding metadata. The discussion delves into advanced dependency selector syntax, integrating query language with VLT client for updates and additions, running tests, and updating versions. The exploration of VLT client features includes secure package installs, phased installation processes, and DSS capabilities. Multi-project package filtering is expanded through DSS query language with a host local selector for benefits like script inspection and AI agents.
Spec Driven Development: The End of Vibe Coding
AI Coding Summit 2026
21 min
Spec Driven Development: The End of Vibe Coding

Welcome to spec-driven development talk by Daniel Sogel. AI agents struggle with benchmarks and real-world tasks. Developers spend extra time fixing code generated by AI agents. Security issues in AI-generated code, limitations with context management, multi-file coordination, silent failures, architecture decisions, and enterprise context challenges addressed by Spectre from development. AI agents removing safety checks, generating code with fake data, silent failures worse than crashes, spectrum development benefits like complete context upfront, structured reasoning, validation checkpoints, and autonomous implementation without manual code review. Act with AI agents like pair programmers, combine spectrum, behavior-driven, and test-driven development. Spec-driven development adoption in the industry, using Keyro IDE by AWS and popular tools like SpecKit and OpenSpec for different project types. Define tech stack, API structure in planning, task phase implementation, handover to AI agents, and choosing the right spec-driven development tools.
Build your JS Pipeline in Incremental Fashion with GitLab
DevOps.js Conf 2021
32 min
Build your JS Pipeline in Incremental Fashion with GitLab

GitLab supports the entire DevOps cycle and uses tools like YesLint, Jest, Docker, and Kubernetes. Cache and validation are major challenges in DevOps. GitLab's auto DevOps feature simplifies Docker, Kubernetes, and Helm. Customization and advanced options are available in GitLab. GitLab's pipeline allows for optimizing job dependencies and continuous improvement. The average duration of front-end build pipelines is under 10 minutes for most people. Running a build and pipeline process in GitLab involves job calculations, runner setup, and hidden logic. GitLab can help with running front-end in Kubernetes and has a DAG visualizer. Dealing with flaky tests in the frontend is a challenge in GitLab pipelines.
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

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.
Out Of Order Streaming (The Secret Powering Modern React)
React Summit US 2024
29 min
Out Of Order Streaming (The Secret Powering Modern React)

I'm the second-best TypeScript YouTuber. I'm giving a talk on streaming in React and the benefits it brings to applications. Streaming allows for faster perceived loading times by sending partial HTML to the browser, rendering it and waiting for the rest to complete. Server-side loading can cause delays, but this can be improved by caching HTML on a CDN. Streaming HTML in a different order has been a challenge, but there are JavaScript solutions. Optimizing HTML streaming with Suspense and dynamic I.O. can further improve loading times. Using suspense in client-side rendering and addressing challenges with Next.js React model are interesting patterns. Caching can now be done at a more granular level, improving SEO and reducing load on the host server. Rendering on the server is not a big penalty compared to multiple API requests. Thank you all.
119 min
Advanced Cursor Techniques for Building Fullstack Apps
Workshop
In this workshop, you’ll learn a repeatable process for building full stack apps in Cursor. We’ll start with an idea and use an agent to shape clear requirements. Next, we’ll generate a database schema and set up the build tools. Then we’ll create the backend and frontend, and wire the layers tog...
Featured
122 min
Pragmatic 101 on Custom JS Tooling for Your Project
Featured Workshop
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...
46 min
Building Full Stack Apps With Cursor
Featured WorkshopFree
In this workshop I’ll cover a repeatable process on how to spin up full stack apps in Cursor. Expect to understand techniques such as using GPT to create product requirements, database schemas, roadmaps and using those in notes to generate checklists to guide app development. We will dive furth...
The State of Node.js 2025
JSNation 2025
30 min
The State of Node.js 2025
Top Content

The speaker covers a wide range of topics related to Node.js, including its resilience, popularity, and significance in the tech ecosystem. They discuss Node.js version support, organization activity, development updates, enhancements, and security updates. Node.js relies heavily on volunteers for governance and contribution. The speaker introduces an application server for Node.js enabling PHP integration. Insights are shared on Node.js downloads, infrastructure challenges, software maintenance, and the importance of update schedules for security.
91 min
From Frontend to Fullstack Development With Next.js
Top Content
Featured Workshop
Join us as we journey from React frontend development to fullstack development with Next.js. During this workshop, we'll follow along the official Next.js Learn tutorial with Eric Burel, professional trainer and author of NextPatterns.dev. Together, we'll set up a Next.js website and explore its...
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'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.
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

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.
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 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.
Never Worry About CORS Again
JSNation US 2025
28 min
Never Worry About CORS Again

Talk on Bund: Overview of Bund, its speed optimization, components like runtime, package manager, test runner, and bundler. Efficient features include fast npm manager, pnpm lockfile support, Jest-compatible test runner, and optimized runtime components. Built-in features like modern password hashing, WebSocket server, file glob API, and database clients. API design focuses on common use cases and optimization. Enhanced JavaScript functionality with SIMD, native code, and performance improvements. Challenges in JavaScript productivity, BUN adoption, deployment, and support. React support, community involvement, security, Next.js compatibility, and transition.
Motion Control With Multimodal LLMs
JSNation 2025
39 min
Motion Control With Multimodal LLMs

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.
Rethinking Bundling: Why You Don’t Need Less JavaScript
JSNation US 2025
30 min
Rethinking Bundling: Why You Don’t Need Less JavaScript

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.
Short takes
Deploy Your AI Code in Minutes
AI Coding Summit 2026
7 min
Deploy Your AI Code in Minutes

Shifra guides the migration of a Repl.it app to Render with emphasis on simplicity and mock data. Ensure Render deployment requirements are met, including specifying root directory, build and start commands, and correct port. Configure GitHub repository setup, connect to Git, and create a repository. Confirm code in the repository and deploy on Render, showcasing a sample landing page.
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 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.
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 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.
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 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.
Divide and Conquer? - Exploring the 'JS0' and 'JSSugar' Proposal for JavaScript Evolution
JSNation 2025
5 min
Divide and Conquer? - Exploring the 'JS0' and 'JSSugar' Proposal for JavaScript Evolution

JS 0 and JS Sugar proposal for JavaScript evolution. Complexity abstraction to engines. Splitting language into JS0 and JSugar. Lessons learned from developers' concerns and users' preferences. Involvement in shaping JavaScript ecosystem.
Shipping AI Under Constraints: Build, Buy, or Kill
TechLead Conf London 2025: Adopting AI in Orgs Edition
8 min
Shipping AI Under Constraints: Build, Buy, or Kill

Dave, Engineering Manager at Capital Untap, shares a story of AI failure and lessons learned from moving too fast in AI development within the company. The AI team focused on developing a chatbot for customer service, which became a flagship initiative under engineering governance. Issues with accuracy and complexity led to pausing the chatbot project and exploring third-party vendors. Capital OnTap reset AI processes by integrating AI engineers into product teams, emphasizing standard engineering over specialized AI teams.
Garbage Collection Between V8, cppgc (Oilpan), and Native Runtimes
Node Congress 2026
9 min
Garbage Collection Between V8, cppgc (Oilpan), and Native Runtimes

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.
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

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.
A JS Dev's Guide to Not Dismissing Blockchain
JSNation 2025
6 min
A JS Dev's Guide to Not Dismissing Blockchain

Thanking Git Nation and Algorand team. Exploring blockchain's journey to enlightenment. Algorand's role in blockchain solutions like disintermediation, data integrity, and market access. Highlighting businesses on Algorand mainnet like TravelX, Lofty, and LabTrace. Algorand TypeScript simplifies blockchain development with real TypeScript, avoiding complex assembly language. Examples like asset transfers and key-value storage demonstrate accessibility.
Zero-Styling Development: Utopia or the Future of Frontend?
React Summit 2025
7 min
Zero-Styling Development: Utopia or the Future of Frontend?

Mateusz Jagodziński presenting on Zero Styling Development and the challenges faced with manual styling implementations, leading to the adoption of a zero styling approach for efficiency and consistency in design implementation. Workflow Builder adopts a zero-styling approach beginning with design tokens in Figma, followed by automation for CSS generation and implementation using CSS variables, ensuring easy styling changes without developer intervention.
Latest
Creating a Test Runner: What Happens Behind the Tests?
Node Congress 2026
17 min
Creating a Test Runner: What Happens Behind the Tests?

Hey everyone, Wesley introduces unique cache runners. Creating a test runner from scratch to understand application workings with different models like BAM and Gnu. Testing scenarios reveal errors with Node.js and model definitions. BAM issues arise from gestures and mishbang conflicts while running tests. Isolation problems occur as gest loses context between runtimes. Common conflicts in test processing modes affect CLI projects and workers, posing challenges for project maintenance and runtime compatibility. Complexity of test dependencies across various runtimes challenges test runners. Emphasis on precise testing aligned with JavaScript coding philosophy. Configuration complexities for beginners in setting up tests with specific extensions and experimental features. Understanding Jest behavior and challenges in aligning test flows with JavaScript. Confusion for beginners in test execution sequencing and expectations. Importance of creating boilerplates for test execution control. Creating a custom test runner to support different runtimes and simplify testing processes. Importance of understanding the challenges faced by junior developers in test setup. Implementing a procedural approach to test execution across various runtimes. Creating subprocesses to run files across various runtimes, ensuring tests run consistently. Implementing a test executor to handle runtimes and subprocess creation efficiently. Enhancing performance by managing test files, concurrency, resource allocation, and memory usage. Introducing assert in testing for user simplicity and efficient reporting. Emphasizing developer experience and the philosophy behind project creation.
Breaking the Context Ceiling: Implementing Recursive Language Models with LangGraph and TypeScript
Node Congress 2026
21 min
Breaking the Context Ceiling: Implementing Recursive Language Models with LangGraph and TypeScript

Jamal Legaro discusses challenges with context windows in language models and recursive language models as a solution. Enhancing language model performance through metadata and summaries, orchestrator copies, and comparing scaffold and RLM approaches. Efficient management of language model operations with slicing, recursion, code execution, and context window handling. Graph-based workflow design in Langchain for agent connections and state management. Workflow management, document analysis, and using RLM for processing large documents. Detailed workflow setup, code structure with Langsmith, and node definitions with RLM benefits for cost considerations and production readiness.
From Prompt Spaghetti to Bounded Contexts: DDD for Agentic Codebases
AI Coding Summit 2026
16 min
From Prompt Spaghetti to Bounded Contexts: DDD for Agentic Codebases

Nikita, AI Architect at Siemens, discusses challenges in JNTX system development, emphasizing domain-driven design for scalability and stability. Clear responsibilities, bounded contexts, and structured schemas are crucial for reducing complexity. The anti-corruption layer and context maps play vital roles in integration architecture. Key takeaways include the importance of contracts, firewalls, and CI gates for system development.
Beyond Vibe Coding: Differentiated Workflows with Antigravity
AI Coding Summit 2026


10 min
Beyond Vibe Coding: Differentiated Workflows with Antigravity



2 authors
Alex and Rodi discuss antigravity, a powerful coding agent that unifies Google tools. The agent manager orchestrates multiple agents, providing a higher-level view than just code. Features include an AI editor, agent-controlled Chrome browser, and best practices for agent autonomy and usage. AI steering takes time before feeling intuitive. Anti-gravity offers fast and planning modes for building efficiently. The planning mode allows fine-tuning and execution of complex tasks. Playground validates ideas before full projects. The playground in AntiGravity validates project ideas. Image generation, Nano Banana Pro, and Gemini 3 enhance design output. Skills support deep context tasks. Asynchronous nature enables efficient project development. Browser agent serves as a versatile tool for bug fixing. Manual control and inspiration amidst automation. Transition to agent manager for enhanced visibility and decision-making. Encouragement to explore diverse agent-led experiences and updates for workflow improvement.
Fast-Tracking Quality for Hundreds of React Applications With Automated Testing Layers
React Advanced 2025
29 min
Fast-Tracking Quality for Hundreds of React Applications With Automated Testing Layers

Discussion on improving release cycles and testing efficiency, transitioning to React Native, quality assurance challenges addressed through redefined responsibilities and test automation, shift-left approach for early testing and diversification of automated tests, efficient test execution with caching strategies, impact of caching on CI performance, efficiency with change recognition and caching, project-specific approaches for testing, test optimization with AI and Pyramid test structure, QA team transitioning to engineering, handling unautomated tests and test association, maintaining test stability with Git revert strategy.
npm install && pray
Node Congress 2026
29 min
npm install && pray

JavaScript developers face security risks in npm packages with self-replicating worms compromising packages. Supply chain attacks target prolific maintainers leading to unauthorized code injections. Vulnerabilities in package maintainers and implicit trust contribute to successful attacks. Secure package installation practices vary between npm and Deno. AI-generated code introduces new security risks with embedded secrets. Secure AI code execution involves sandboxing for isolation and secure handling of API keys.
Typescript Is SO SLOW...Or Is It?
Node Congress 2026
27 min
Typescript Is SO SLOW...Or Is It?

Mike's enthusiasm for TypeScript, its widespread adoption, benefits in development, and its downside in terms of speed. Exploring TypeScript's slow performance in build speeds and its implications on project deployment in CI environments. Running TypeScript build commands and optimizing build speeds by managing project size. Reducing build times by breaking down large projects into smaller, isolated modules using monorepos. Exploring the limitations of path aliases and the importance of utilizing workspaces for efficient code isolation and faster TypeScript performance. Discussing project references efficiency in TypeScript builds and the impact on compiler and build speed. Discussing the impact of live evaluation on editor speed and how pre-build scripts can significantly improve completion time and overall typing experience. Avoid live evaluation for large projects, consider pre-builds. Discussion on TypeScript port to Go and its impact on future versions. Importance of optimizing project setup for speed and efficiency.
The New AI Workflows
React Advanced 2025
14 min
The New AI Workflows

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.
Running JavaScript Actually Everywhere
Node Congress 2026
21 min
Running JavaScript Actually Everywhere

JavaScript ecosystem enables versatile development for mobile using frameworks like React Native, Expo, and Bear. Challenges arise in porting server logic to mobile due to limitations in reusing core logic between backend and mobile. Bear stands out as a versatile runtime for iOS, Android, React Native, and Expo, allowing selective module integration. The integration of Bear with React Native simplifies mobile app development and background task execution. Bear emphasizes a 'less is more' philosophy, offering flexibility in engine compilation and compatibility with various platforms. It also supports streamlined native add-on development, NAPI support, and controlled upgrades for pushing runtime limits.
No REST for Cap'n Web
Node Congress 2026
23 min
No REST for Cap'n Web

Kenton Varda advocates for using CapnWeb, an RPC protocol, over REST for web APIs, emphasizing benefits for humans and AI agents. CapnWeb simplifies client-server communications by treating them as function calls. TypeScript type checking ensures method accuracy in CapnWeb across JavaScript runtimes. Stubs in CapnWeb allow method calls to execute on remote objects and simulate all possible method names for remote calls. Converting REST APIs to CapnWeb streamlines code and improves API calls. CapnWeb enhances API functionality with object-specific RPC sessions and promises pipelining for multilevel API optimization. AI agent security challenges are addressed with sandboxing and token protection in CapnWeb. CapnWeb capabilities for AI agents include passing restricted CapnWeb stubs and exploring capability-based security with CapnProto.
Popular
132 min
Mastering advanced concepts in TypeScript
Top Content
Featured WorkshopFree
TypeScript is not just types and interfaces. Join this workshop to master more advanced features of TypeScript that will make your code bullet-proof. We will cover conditional types and infer notation, template strings and how to map over union types and object/array properties. Each topic...
Wait, React Is Multi-Threaded?
React Day Berlin 2022
22 min
Wait, React Is Multi-Threaded?
Top Content

This Talk explores the use of web workers in React to improve user experience and performance. It discusses the limitations of JavaScript rendering and how web workers can offload tasks to separate threads. The Talk also highlights the benefits of using concurrent mode in React and introduces the UseWebWorkerHook library for simplifying the creation of web workers. It emphasizes the considerations when using web workers and concludes with a mention of Postman's hiring and new feature release.
Bringing React Server Components to React Native
React Day Berlin 2023Watch video: Bringing React Server Components to React Native
29 min
Bringing React Server Components to React Native
Top Content

React Server Components (RSC) offer a more accessible approach within the React model, addressing challenges like big initial bundle size and unnecessary data over the network. RSC can benefit React Native development by adding a new server layer and enabling faster requests. They also allow for faster publishing of changes in mobile apps and can be integrated into federated super apps. However, implementing RSC in mobile apps requires careful consideration of offline-first apps, caching, and Apple's review process.
Draft.js, Editor.js, Slate.js: Choosing the Best Text Editor for Your React Project
React Summit Remote Edition 2021
8 min
Draft.js, Editor.js, Slate.js: Choosing the Best Text Editor for Your React Project
Top Content

Welcome to my session on DraftJS, EditJS, and SlideJS. We will discuss their strengths and data model, focusing on React's component and prop model. We will evaluate the editors based on their sustainability, funding, support, maturity, license, editor features, release cycle, data structure, ecosystem, browser support, usage, and GitHub stars. The first editor we'll discuss is Draft.js, which is used by Facebook Messenger, comments, status posts, and the Facebook Notes app. It's funded and supported by Facebook, has a version of 0.11.7, and requires custom code for additional features. The license is MIT. It's a bare metal, in terms of features. The release cycle is semantic version. The data structure is JSON. It's used by 83,000 packages and has 20,000 stars. The data model is made up of blocks with text and entities. It supports various editor features including block styles, inline styles, undo/redo, paste, lists, nested lists, media, and links. Editor.js is a block-based editor written in vanilla JavaScript. It has a 2.19 release, Apache 2.0 license, and a semver release cycle. The data structure is JSON, and there are numerous plugins available. It has 1,500 packages using it and 15,000 stars. The editor features include block styles, inline styles, undo/redo, paste, lists, nested blocks, media, and links.
177 min
React Hooks Tips Only the Pros Know
Top Content
Featured Workshop
The addition of the hooks API to React was quite a major change. Before hooks most components had to be class based. Now, with hooks, these are often much simpler functional components. Hooks can be really simple to use. Almost deceptively simple. Because there are still plenty of ways you can me...
Future Features of JS?!
JSNation 2022
28 min
Future Features of JS?!
Top Content

Welcome to the future features of JavaScript, including proposals for array operations, throw expressions, records and TPUs, pipeline operators, and more. The talk covers the introduction of type assertions for imported files, non-mutating array operations, and the simplification of error handling. It also explores the concept of immutability with records and TPUs, and the use of the pipeline operator to simplify code. Other proposals include Map.implace, IteratorHelper, slice notation, type annotations, Array UNIQBY, number ranges, and the Function 1 proposal.
React Slots: a New Way of Composition
React Advanced 2022
21 min
React Slots: a New Way of Composition
Top Content

Today's Talk introduces React Snots, a new way of composition for design systems. The configuration way provides flexibility but can lead to uncontrolled use cases and wrong patterns. React Slots RFC was created to address the limitations of React's support for web components and slots. It introduces createHost and createSlot APIs to enable component composition and solve previous problems. React Slots RFC allows for flexible component styling and the creation of complex structures without rendering them to the browser.
On Becoming a Tech Lead
TechLead Conference 2023
24 min
On Becoming a Tech Lead
Top ContentPremium

The role of a Tech Lead involves shaping the roadmap, helping the team be more effective, and working on important projects. Lessons learned include encouraging idea sharing, avoiding taking on all the work, and focusing on delegation. Tech Leads focus on the outcome, involve the team in decision-making, and make plans based on how different pieces will interact. The role of a Tech Lead is to focus on engineering and guide the team in figuring out how the whole system should fit together. Architecting can become problematic when it loses touch with the coding part, resulting in implementation issues.
Deep Dive into Undici
Node Congress 2024
24 min
Deep Dive into Undici
Top Content

Undici is a modern HTTP client for Node.js that offers improved performance and advanced features. It supports HTTP 1.1 and recently added HTTP 2.0 support. Undici provides impressive performance, especially with Undici.Stream. It also supports HTTP 1.1 pipelining, which can significantly cut response time. Undici offers flexible connection management and dispatchers, as well as interceptors for customization. Undici v7 is coming with improved APIs and platformatic runtime for running multiple microservices in the same process.
Vite: Rethinking Frontend Tooling
JSNation Live 2021
31 min
Vite: Rethinking Frontend Tooling
Top Content

Vite is a next-generation build tool that leverages native ES modules for improved performance. It eliminates the need for bundling and improves hot module replacement. Vite provides an opinionated default configuration while still allowing advanced customization through plugins. It is framework agnostic and can be used for React and other applications. Vite is being adopted by Next.js and Create React App, and integration with Nuxt 3 offers significant speed improvements.
JavaScript
10 Years of Best of JS
JSNation 2025
28 min
10 Years of Best of JS

Michael discusses the evolution of JavaScript from its early days to modern server-side capabilities, the impact of jQuery, Node.js, and single-page applications with popular libraries like Backbone and AngularJS. The emergence of UI libraries like React, Vue.js, and Angular, alongside meta frameworks like Next.js, Remix, Veltkit, and Solid with server components. The Best of JS project tracks JavaScript project trends, filters out deprecated projects, and monitors GitHub stars for maintenance. The importance of maintaining project relevance, adding new projects continuously, and classifying projects under meaningful tags. The evolution of TypeScript, tool releases like Deno and Burn, styling evolution from CSS to headless components, and the impact of Tailwind CSS. Analysis of CSS optimization, CLI ecosystem, tooling trends, emerging tools, and JavaScript development trends over the past decade.
Temporal: The Curious Incident of the Wrong Nighttime
JSNation 2025
25 min
Temporal: The Curious Incident of the Wrong Nighttime

Speaker's involvement in Temporal proposal and TC39 meetings for JavaScript standardization. Date conversion challenges faced in development. Addressing time zone discrepancies with Temporal to prevent bugs. Exploration of Temporal types and design philosophy. Usage of Java's time zone serialization in JavaScript Temporal. Challenges in implementing Temporal proposal and its transformative potential in ECMAScript.
React
How to React Compiler
React Summit 2025
20 min
How to React Compiler

Introduction to React compiler, differences from React 19, installation of Babel plug-in React compiler, specifying target React versions, and how React compiler detects and processes component dependencies. Configuring React compiler settings, exploring default options and configurations, utilizing React compiler playground website for configurations, dealing with JSX markup re-computation. React compiler feature for extracting JSX from array map callbacks, limitations of enable function outlining, enabling JSX outlining for separate functions. Function memoization in React compiler, React compiler beta stage, potential errors with React compiler. React compiler error: memorization preservation, hidden messages, validation settings. React compiler: validation tools, hooks treatment, memorization challenges. Changing hooks to functions for React compiler optimization. React Compiler usage considerations and potential optimizations.
React Beyond the DOM
React Summit US 2025
27 min
React Beyond the DOM

Eric Rasmussen discusses React beyond the DOM, React PDF, Ink tools, and rendering to Markdown. The overview includes React Reconciler, host configuration, state management with real-world entities like light bulbs, and building a traffic light state machine visually. The talk also covers securing third-party JavaScript, expanding React rendering possibilities, advanced tooling for state machines, controlling light bulbs via renderer callbacks, server functions for fetch in the cloud, and potential robot programming with React.
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

Talk on cross-platform React using ReactStrict DOM to unify web and native React, standardizing for consistent UI development. Fragmentation challenges in React due to lack of standardized styling systems, impacting development efficiency and product consistency. Exploring unsuccessful cross-platform React approaches and the importance of minimizing migration costs. Enabling web developers to build native apps with React Native while enhancing it with web APIs for seamless code migration. Benefits of code sharing for cross-platform apps, AI integration for React Strict DOM, and the future vision for React Native as a web renderer. Unified styling in React Native, Tailwind integration, and UI best practices. Flexibility and readiness in React DOM, potential inclusion in React Foundations, and considerations for reversibility of decisions in React DOM.
The State of React
React Summit 2025
26 min
The State of React

Introduction to the State of React survey and the history of developer surveys. Detailed analysis of survey results, user demographics, and job titles. Examination of React API trends, user sentiment towards APIs, and new API challenges. Analysis of React library satisfaction, particularly with Next.js. Discussion on React state management and data loading, including pain points. Insights on React library usage patterns and application trends. Key takeaways include staying calm, appreciating foundational React elements, and relying on data for a balanced view.
121 min
TDD in Frontend
Workshop
Tests first, code last!How to develop your frontend that the code isn't falling apart? How to make it scary free to deliver your work results? How to battle bugs that are chasing you at every step you make?I am going to answer these questions during the workshop and show how to foll...
Panel Discussion: The State of React
React Summit 2025







35 min
Panel Discussion: The State of React








7 authors
Panelists introduced themselves and discussed React Server Components (RSCs), exploring usage in production and alternative frameworks. Challenges of adopting RSCs and benefits of universal data fetching were highlighted. The complexities of implementing RSCs were discussed, emphasizing the need for better integration. The potential of server components for composability and evolving architecture was explored. The React compiler's impact on performance optimization and component re-rendering was examined. Discussions included enhancing React with compiler features, evolving feature sets, and reimagining state management. Improvements in communication, community engagement, and dependency management within the React ecosystem were emphasized. Recommendations for managing dependencies, component performance, and audience appreciation were shared.
Plug and Play Design: Building Extendable React Applications
React Summit US 2025
29 min
Plug and Play Design: Building Extendable React Applications

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.
Our Own React Global State Manager in Less Than 50 Lines of Code
React Summit 2025
26 min
Our Own React Global State Manager in Less Than 50 Lines of Code
Top Content

Speaker delves into global state management in React, mentioning Redux and alternatives like React context. Creating a global state manager in under 50 lines of code with React context, highlighting challenges with performance and React specificity. Building a custom hook named user store for state management, implementing state and API for store, handling partial state updates efficiently. Managing listeners for state changes, setting up custom hooks and selectors, and subscribing to external stores. Demonstrating optimization in state management and preventing unnecessary button re-renders. Discussion on Redux, Signals, debugging, and various global state management choices like Zestand and Redux toolkit.
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

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.
Suspenseful Component Composition
React Summit US 2025
12 min
Suspenseful Component Composition

Simeon Griggs discusses Suspenseful Component Composition, the use of fallback props, and the basics of suspense in React applications with a demo showcasing data fetching and layout shifting. Exploring issues with data fetching and suspense boundaries. Addressing the challenges of using suspense boundaries and data fetching for individual rows in React applications. Creating consistent fallback elements for smooth loading experiences in tables by aligning sizes and optimizing data fetching placement. Optimizing data fetching placement for smoother loading experiences. Consider exporting suspense boundary to enhance code cleanliness and be defensive against data fetching errors. Use error boundaries to handle errors in suspenseful data fetching components for a smoother user experience.
Free workshops
73 min
Building Model Context Protocol (MCP) Tools for AI Agents with Cloudflare Workers
WorkshopFree
In this hands on workshop participants will learn how to create a production‑ready Model Context Protocol (MCP) server on Cloudflare Workers. The session covers defining tool endpoints, integrating external APIs, persisting state with KV storage, and globally deploying the server so AI assistants...
34 min
Building with Gemini: AI Studio, Antigravity, and Google DeepMind's Latest Models
WorkshopFree
In this hands-on session, we'll dive straight into the practical mechanics of working with Google DeepMind’s latest research and models. We'll explore Google AI Studio, Antigravity, and the Gemini APIs, focusing on how to seamlessly integrate these capabilities into your own projects. If you're l...
53 min
"Hello World" on OpenShift AI: Training Your First Neural Network
WorkshopFree
Join us for an interactive workshop where you'll train your first neural network using the classic MNIST handwritten digit dataset. In this hands-on session, participants will use OpenShift AI 3.x Workbenches to build and train a PyTorch model that recognizes handwritten digits from images.
52 min
Hands-On Guide to Secure AI-Driven Coding
WorkshopFree
Modern AI coding agents don’t just autocomplete. They execute, connect, and automate. With the wrong settings, they can access more of your system than you intended. In this session, I’ll demonstrate how agent autonomy, MCP integrations, and Skills can lead to unexpected security risks. Through e...
49 min
Ship a Production Voice Agent: A Hands-on Workshop
WorkshopFree
Ready to bring conversational AI to life? In this hands-on workshop, we'll walk through deploying a real-time voice agent using Render's cloud platform. You'll work directly with LiveKit's voice agent template to create an interactive AI assistant that can listen, think, and respond naturally thr...
87 min
Build Your Dream Extensions with AI
WorkshopFree
In this interactive workshop, you’ll build a working internal browser extension you and your team can use to share context across apps you use daily. We’ll start with a practical, real-world example: a web clipper that you’ll customize to send content from GitHub to your team’s communication tool...
76 min
Using Sandboxes to Safely Execute Untrusted or Dynamic Code
WorkshopFree
This workshop introduces Sandboxes as a general computing primitive and uses Cloudflare Sandboxes as the concrete implementation. Participants explore common, real-world use cases for sandboxed execution and learn how to reason about when and why sandboxes are the right tool.
The works...
The works...
141 min
Building AI workflow editor UI in React with Workflow Builder SDK
WorkshopFree
Join us to learn how to build your own Zapier-like interface in days, not months. Discover how to save 1,000+ hours of design and coding upfront, building a complex workflow editor UI from scratch. Customize it for AI orchestration, automations, business processes visualization and other real-wor...
96 min
The React Developer's Guide to AI Engineering
Featured WorkshopFree
A comprehensive workshop designed specifically for React developers ready to become AI engineers. Learn how your existing React skills—component thinking, state management, effect handling, and performance optimization—directly translate to building sophisticated AI applications. We'll cover the...
145 min
Build LLM agents in TypeScript with Mastra and Vercel AI SDK
Featured WorkshopFree
LLMs are not just fancy search engines: they lay the ground for building autonomous and intelligent pieces of software, aka agents.
Companies are investing massively in generative AI infrastructures. To get their money's worth, they need developers that can make the best out of an LLM, and t...
Companies are investing massively in generative AI infrastructures. To get their money's worth, they need developers that can make the best out of an LLM, and t...
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