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AI Coding Summit London

Jul 6 - 7, 2026

React Advanced 2026

Oct 23 - 26, 2026

JSNation US 2026

Nov 16 - 19, 2026

React Summit US 2026

Nov 17 - 20, 2026

TechLead Conf London 2026: Adopting AI in Orgs Edition

Oct 23, 2026

AI Coding Summit NYC

Nov 16 - 19, 2026

React Day Berlin 2026

Dec 4 - 7, 2026

AI Coding Summit Berlin

Dec 4 - 7, 2026

React Summit Asia

Apr 14 - 19, 2027

Web Development insights directly from framework authors and early adopters.

Talks from our events

AI Coding Summit London

Jul 6 - 7, 2026

React Summit 2026

Jun 11 - 16, 2026

JSNation 2026

Jun 11 - 15, 2026

Web Engineering Summit 2026

Jun 11 - 15, 2026

TechLead Conf Amsterdam 2026: Adopting AI in Orgs Edition

Jun 11, 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

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...

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...

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...

Top ideas

What is the common misconception about software architecture?

A common misconception is that software architecture is merely about choosing the right tech stack. In reality, it involves making informed decisions, balancing trade-offs, and dealing with long-term consequences.

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.

How does Redux compare to using React's useReducer and useContext?

While useReducer and useContext can mimic some Redux patterns, they differ in that Redux keeps state outside the React component tree, leading to fewer re-renders and better performance in some scenarios. Redux also offers powerful developer tools not available with useReducer and useContext.

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 is the purpose of the dispatcher in Undici?

The dispatcher in Undici manages HTTP connections and requests, allowing configuration of global dispatchers and connection pooling.

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.

What is the potential future of React Server Components in mobile applications?

The future involves experimental and perhaps production implementations of React Server Components in mobile applications. This development could lead to faster updates, smaller application sizes, and more dynamic content delivery.

How does RSC improve server-side rendering (SSR)?

RSC offers a new way to perform SSR by using ReactFlight payloads instead of direct HTML, allowing for more efficient rendering and streaming of content.

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 is the main topic discussed by Wes Boss in his talk?

Wes Boss discusses exciting new features and improvements in web development, focusing on HTML, CSS, and JavaScript advancements that developers can look forward to using by 2025.

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

Trending today

What RSCs Can Do in Next.js Today

React Summit 2026

36 min

What RSCs Can Do in Next.js Today

Aurora Scharff

Vercel

Building app-like UX on the web has historically meant reaching for an SPA. You ship the data layer to the browser, manage a client cache, juggle loading states, coordinate mutations, and write a lot of code to keep the UI feeling fast and fresh. The result can be great, but the cost is hig...

react server components

Choosing a Game Engine or Framework for HTML Game Development

JS GameDev Summit 2022

25 min

Choosing a Game Engine or Framework for HTML Game Development

Top Content

Mike Fleischauer

GameFromScratch Creator

Welcome to the Web Game Dev Summit where game engine options for web-based games are explored. Native and compiled development approaches are discussed, with off-the-shelf engines like Unity and HTML5-specific engines as options. Godot Engine is highlighted as an open source engine with strong web support. Traditional game engines like Default, GameMaker Studio, and Babylon.js are mentioned, along with frameworks like PhaserJS and Cocos2DJS. JavaScript libraries for game development, audio support options, and considerations for choosing the right engine are also covered.

game development

Game Development with Threejs

JS GameDev Summit 2023

22 min

Game Development with Threejs

Anderson Mancini

Neotix

Hi there! I'm Anderson Mancini, a creative developer from Brazil. Let's dive into 3JS game development and how you can start your journey. React ThreeFiber offers a more organized and compact approach to building scenes using components. Explore exciting examples of what you can build with React ThreeFiber and 3JS. Learn the creative process of building a game using 3JS and recommended courses and learning resources. Performance tips for creating games with 3JS will be discussed in tomorrow's session.

game development game engine three.js

Simpler Desktop Apps With Deno

JSNation 2026

29 min

Simpler Desktop Apps With Deno

Leo Kettmeir

Deno

Deno has quietly evolved into far more than a simple server-side runtime. With built-in TypeScript, OpenTelemetry integration, ngrok-like network tunnelling, and deep Node.js compatibility, it's already a powerhouse; but we've been working on something bigger. In this talk, I'll introduce Deno De...

js runtimes

Multiplayer Games with React Three Fiber and WebSockets

React Day Berlin 2023

28 min

Multiplayer Games with React Three Fiber and WebSockets

Top Content

Maya Nedeljković Batić

Linear

We're discussing making multiplayer games in React, focusing on accessibility and development phases. The game architecture involves a monorepo with a single server and WebSocket connections. React context is used for server communication and updating the React state. The game introduces 3D using React 3 Fiber and implements game mechanics like timers. The talk also mentions using generative AI tools for game design and testing with tools like Cypress. Different rendering techniques and the use of Socket.io's rooms feature in the WebSocket server are also discussed.

game development react games react websockets

How I use AI as a Technical Educator

React Summit 2026

31 min

How I use AI as a Technical Educator

Adrian Hajdin

JavaScript Mastery YouTube Channel Author.

Over the past year, the way I build applications has changed dramatically. Projects that once took weeks now take days with the help of AI. But the biggest shift isn’t speed, it’s how I learn and how I teach.

In this talk, I’ll share how I’ve started using AI not just as a coding assis...

artificial intelligence

Hydration, Islands, Streaming, Resumability… Oh My!

React Advanced 2023

26 min

Hydration, Islands, Streaming, Resumability… Oh My!

Matheus Albuquerque

Staff Software Engineer @Medallia • Google Developer Expert • International Speaker • Technical Reviewer

Today's Talk introduces the concepts of hydration and off islands, explores the benefits of islands for enhancing server-side rendered HTML with client-side JavaScript, discusses the lazy approach of re-zoomability and its advantages over traditional hydration, highlights the use of resumability and concurrent React for improved rendering performance, examines the features and concerns of React server components, touches on the co-location of client and server code, and explores future trends in rendering and navigation. The Talk also reflects on past ideas and emphasizes the importance of identifying core metrics for performance optimization.

react architecture react server components react query nextjs deep dive

What's Under the Pointer?

React Advanced 2025

30 min

What's Under the Pointer?

Steve Ruiz

tldraw

Let's discuss Tealdraw, a versatile application with a whiteboard feature similar to Miro and Excalitraw. Tealdraw offers an SDK, tealdraw.dev, enabling innovative creations like a liquid simulation. Challenges in Tealdraw included optimizing hit testing, managing selection logic, and addressing shape interactions. The debugging geometry view allows for efficient handling of canvas data and hit detection. Tealdraw's approach to hit testing involves bounding boxes, shape hierarchy navigation, and handling user interactions with polygons. The talk explores technology choices, resolving logic levels, and utilizing CSS masks in Tealdraw, emphasizing the importance of user interaction and efficient hit testing processes.

architecture

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.

Who is ordering Starbucks with ChatGPT? Will an Agent just make the perfect UI for you? Do we even need websites anymore? This app could have been an API!We like using AI, but we also like using websites! Do we add AI to our site, or does our site get added to AI? This talk looks at the cu...

artificial intelligence

Domain Driven Design with Vue Applications

Vue.js London 2023

14 min

Domain Driven Design with Vue Applications

Top Content

Abdulrasaq Mustapha

<br>

Welcome to this talk on domain-driven design in Vue.js application. Today we are going to look into domain-driven design, its benefits and how it works with Vue.js domain-driven design versus the MVVM model. Vue.js thrives in domain-driven design, a design approach that models software to match a domain. DDD emphasizes understanding business logic and creating a domain that reflects the language and concepts. Integrating DDD in Vue.js offers benefits such as effective modeling of complex business domains, structured code reflecting domain logic, and easier onboarding and ownership.

web apps design vue vue 3

Featured

GitNation Events Supporter

Catch, trace, and fix bugs across your entire stack Learn more

Never Worry About CORS Again

JSNation US 2025

28 min

Never Worry About CORS Again

Jarred Sumner

Creator of Bun.

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.

js runtimes

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

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

No REST for Cap'n Web

Node Congress 2026

23 min

No REST for Cap'n Web

Top Content

Kenton Varda

Cloudflare

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.

tooling

The React Developer's Guide to AI Engineering

React Summit US 2025

96 min

The React Developer's Guide to AI Engineering

Featured WorkshopFree

Niall Maher

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...

artificial intelligence

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

We Deserve a Better Streams API for the Web

Node Congress 2026

30 min

We Deserve a Better Streams API for the Web

James Snell

Workers team @Cloudflare

James Snell discusses challenges in current stream APIs, proposes a new, faster, and simpler streams API while questioning the existing Web Streams model. Discussion includes the necessity for a new API due to excessive ceremony, confusing locking mechanisms, and complex specifications, especially in controller APIs. Challenges with controller API optimization, hidden buffering, and excessive memory usage are highlighted. The talk delves into the cost and complexity of promises in JavaScript, optimizing readable streams, and managing complexity in stream implementations. Optimizing stream processing in JavaScript, data chunk processing, back pressure policies, multi-consumer patterns, and efficient branch cursor management are explored. The new API aims at simplifying stream processing by eliminating unnecessary operations, reducing promise overhead, and focusing on iterators, transforms, and back pressure for efficiency and simplified design.

performance

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

Vercel

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

Build a MCP (Model Context Protocol) in Node.js

JSNation US 2025

97 min

Build a MCP (Model Context Protocol) in Node.js

Featured Workshop

Julián Duque

Model Context Protocol (MCP) introduces a structured approach to LLM context management that addresses limitations in traditional prompting methods. In this workshop, you'll learn about the Model Context Protocol, its architecture, and how to build and use and MCP with Node.jsTable of Cont...

node.js

Exploring Server Side Rendering

React Advanced 2025

179 min

Exploring Server Side Rendering

Featured Workshop

Krasimir Tsonev

Server-side rendering (SSR) is back in the spotlight – and React is evolving fast. In this workshop, we’ll go deep into the mechanics, performance trade-offs, and modern techniques of SSR with React.js. You'll start by building an SSR app from scratch – no frameworks, just raw renderToString and...

ssr react server components

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

I Did Everything Wrong So You Don't Have To

React Summit 2026

6 min

I Did Everything Wrong So You Don't Have To

Angel Pichardo

ImageKit.io

Images are often shipped with the wrong dimensions, wrong format, and no optimization for the layout they sit in. In this talk, we start from a broken React e-commerce page using the ImageKit SDK, use the Chrome DevTools MCP server to audit real network requests and identify performance issues, t...

artificial intelligence

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 Glencross

Capital on Tap

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.

deep dive

Optimizing the Path From Design to Production in Engineering Workflows

React Summit US 2025

7 min

Optimizing the Path From Design to Production in Engineering Workflows

Akbar Mirza

Figma

Akbar, developer advocate at Figma, highlights the importance of exploration, representation, and production in product development. Figma leverages design systems and AI tools for efficient transition from representation to production, optimizing expertise and automating non-critical tasks. Seamless integration between design elements and the app is achieved through tools like Code Connect and Copilot, fostering collaboration between design and code.

design

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

Backend-for-Frontend Auth: The Secure JS App Architecture

JSNation US 2025

6 min

Backend-for-Frontend Auth: The Secure JS App Architecture

Kim Maida

FusionAuth

Challenges in OAuth, importance of back end security for front end, and implementation details of OAuth flow between front end, back end, and authorization server. Detailed process of token handling, session management, and user data retrieval in OAuth implementation between front end, back end, and authorization server.

security authentication

CLI, GUI, or Just Blind Trust? A Tour of Code Review Styles

React Summit 2026

6 min

CLI, GUI, or Just Blind Trust? A Tour of Code Review Styles

Santosh Yadav

CodeRabbit

We all review code differently. Some developers carefully read side-by-side diffs in the browser. Others refuse to leave the terminal and review purely via CLI. And let's be honest—sometimes we just click "LGTM" without looking at the code at all. In this talk, I will demo these different code re...

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

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

Organic Leadership in the Age of AI: Why human Touch Becomes More Valuable Than Ever

TechLead Conf Amsterdam 2026: Adopting AI in Orgs Edition

8 min

Organic Leadership in the Age of AI: Why human Touch Becomes More Valuable Than Ever

Kseniia Korostelova

Mentorship available

Aristocrat Interactive

In this talk, Kseniia Korostelova shares the results of a real experiment where she attempted to delegate parts of her engineering leadership work to AI. From architecture decisions and feature planning to design reviews and performance feedback, some tasks worked surprisingly well while others f...

case study

Latest

Out-of-Order Streaming – The Future of Web Development

JSNation 2026

26 min

Out-of-Order Streaming – The Future of Web Development

Julian Burr

Sonar

As the pendulum of web development swings back towards the server, streaming has become increasingly popular. Specifically, out-of-order streaming.Let's build our very own simplified version to explore how it works, what problems we are trying to solve, and what this future of web developm...

architecture

The Evolution of App Development

React Summit 2026

27 min

The Evolution of App Development

Kadi Kraman

Expo

web apps

Replacing Form Libraries With Native Web APIs

React Summit 2026

17 min

Replacing Form Libraries With Native Web APIs

Trust Jamin

Uploadcare

In 2026, shipping a heavy library like Formik or React Hook Form is often an unnecessary performance tax. This "delete code" session showcases how to use the Constraint Validation API, the Popover API, and native HTML Form Validation to build complex, accessible, and high-performance forms with z...

react

This Component Could Have Been A Class

React Summit 2026

33 min

This Component Could Have Been A Class

Scott Tolinski

Co-host of Syntax.fm

The web platform is not the same as it was in 2013, but many of us are still living in a world where every UI element is constructed from scratch in React. In this talk, Scott explores advancements in the web platform that can greatly simplify your React components while making them more accessib...

web development accessibility

Friends Don’t Let Friends Agent Alone

TechLead Conf Amsterdam 2026: Adopting AI in Orgs Edition

29 min

Friends Don’t Let Friends Agent Alone

Ben Brandt

Zed

This talk is about what gets unlocked when engineers pair with each other and an agent, instead of disappearing into silos with one human and one machine. We never paired to type. We paired to stay aligned, challenge assumptions, and make better decisions together. When code gets cheap to produce...

artificial intelligence

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

Code review has come a long way. We’ve evolved from manual inspections and email patches to modern pull requests and automated testing. Yet, one big problem remains: developers are still stuck waiting on human approvals. Join me for a walk through the history of code review to see how our process...

code quality

Ashes to Ashes, Spec to Spec: The Rebirth of Modern Testing

React Summit 2026

29 min

Ashes to Ashes, Spec to Spec: The Rebirth of Modern Testing

Younes Jaaidi

Software Cook | Marmicode

While tools like Jest, Jasmine, Karma, and Testing Library were always there when we needed them for testing our web apps, it's time to move on. In this talk, we'll revisit the battle scars they left behind, and explore how Vitest isn't just trendier — it's the result of hard-earned lessons in s...

testing

What RSCs Can Do in Next.js Today

React Summit 2026

36 min

What RSCs Can Do in Next.js Today

Aurora Scharff

Vercel

react server components

Stress Test Your Reflexes (And My App)

JSNation 2026

32 min

Stress Test Your Reflexes (And My App)

Eddie Jaoude

PayPal

What happens when you turn your audience into a live, distributed load test?We will kick off this session with a high-stakes, multiplayer "Whack-a-Mole" challenge played right from your phone. As you compete for the leaderboard, a live stream of concurrent data will be generated to showcas...

fun demos

Giving AI Agents Hands: Mobile Feedback Loops with Agent Device

React Summit 2026

26 min

Giving AI Agents Hands: Mobile Feedback Loops with Agent Device

Mike Grabowski

Codex Ambassador, React Native contributor, CTO

AI coding agents can generate React Native code quickly, but they still need a reliable way to see, touch, debug, and verify the app they are changing. This talk introduces Agent Device, Callstack’s agent-native automation layer for mobile apps, and shows how it gives coding agents a practi...

react artificial intelligence

Vue.js London Live 2021

23 min

Options API vs Composition API: Choosing the Right Approach for Your Team

Top Content

Ben Hong

Netlify

Today's Talk discusses the Options API and Composition API in Vue 3, highlighting the differences and considerations when choosing an approach. The Composition API offers more flexibility and integrates well with TypeScript, but may require more familiarity with JavaScript. Combining both APIs allows for structure and flexibility, with the ability to progressively enhance code. Team preferences and the level of TypeScript usage should be considered when choosing the right approach for a project.

vue composition api vue

You Can’t Use Hooks Conditionally… or Can You?

React Summit 2023

28 min

You Can’t Use Hooks Conditionally… or Can You?

Top Content

Charlotte Isambert

Bam.tech

The Talk discusses the use of the Use hook in React and its ability to be used conditionally. It explains the concept of the fiber tree and how hooks values are stored in memory. The Talk also delves into the conditional use of useContext and how it differs from useState. It explores the process of updating context values and optimizing context rendering. The role of the provider in managing context values and rendering is emphasized.

react react hooks react conditional hooks

Why You Should Use Redux in 2024

React Summit 2024

33 min

Why You Should Use Redux in 2024

Top Content

Mark Erikson

Replay.io

Mark Erickson explains the history, creation, evolution, and benefits of Redux. Redux was designed to make state updates and action history maintenance easy, incorporating functional programming principles. Redux Toolkit was created to simplify Redux usage. Redux is still a valid choice for its consistent pattern and separation of state from UI. The decision to use Redux depends on the specific use case and the need for centralized state management.

react patterns builders and founders redux react redux react state management rtk query vs react query

You Do Have Time to Build it Twice

React Summit 2022

21 min

You Do Have Time to Build it Twice

Top Content

Swizec Teller

Plasmidsaurus

Today's Talk focuses on software rewrites, specifically the transition from jQuery to React. The speaker shares their experience of rewriting a jQuery app to React, highlighting the benefits of the rewrite in terms of improved user experience and increased conversions. Approaches to software rewrites are discussed, including the page-by-page approach which allows for product innovation. The speaker emphasizes the importance of prioritizing rewrites or refactors for startups. The Talk concludes with insights on testing, server-side functionality, and the overall value of the rewrite.

web development career soft skills case study

How to make amazing generative art with simple JavaScript code

JS GameDev Summit 2022

165 min

How to make amazing generative art with simple JavaScript code

Top Content

Workshop

Frank Force

Instead of manually drawing each image like traditional art, generative artists write programs that are capable of producing a variety of results. In this workshop you will learn how to create incredible generative art using only a web browser and text editor. Starting with basic concepts and bui...

webgl animations 3d

Building Multiplayer Applications with Cloudflare Workers & Durable Objects

Node Congress 2023

27 min

Building Multiplayer Applications with Cloudflare Workers & Durable Objects

Top Content

Matt Alonso

Systems Engineer @ Cloudflare

Durable Objects are a part of CloudFlare's long-term goal to expand application possibilities on workers, allowing for the building of scalable collaborative applications. Durable Objects provide a way to store global state and coordinate multi-client applications. They can be created as close to the user as possible and have unique IDs for routing requests. Durable Objects have a persistent storage API with strongly consistent semantics and IO gates to prevent correctness errors. They are well-suited for collaborative applications and can be used with WebSockets. Performance impact and read replicas are considerations for accessing Durable Objects globally.

cloudflare

On Becoming a Tech Lead

TechLead Conference 2023

24 min

On Becoming a Tech Lead

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

Let’s Talk about Re-renders

React Summit 2022

23 min

Let’s Talk about Re-renders

Top Content

Nadia Makarevich

Coder, writer, author of Advanced React book

This Talk discusses React performance and how re-renders can affect it. It highlights common mistakes and misconceptions, such as the overuse of useMemo and useCallback hooks. The importance of React.memo in preventing unnecessary child component re-renders is emphasized. Creating components in render functions is identified as a major performance killer, and the benefits of moving state down and wrapping state around children are explained. The Talk also covers optimizing component rendering through memoization and provides a recap of the key points.

performance react react 18 concurrent rendering deep dive

Evolving the Node HTTP Client with undici

Node Congress 2022

35 min

Evolving the Node HTTP Client with undici

Top Content

Robert Nagy

Technical Steering Committee Member @nodejs

The Talk discusses the current state of the Node HTTP client and the problems it faces, including the lack of support for HTTP pipelining and the intrinsic link between request and response objects. The speaker introduces the library Indichy, which aims to provide a more user-friendly API for HTTP in Node. The Talk highlights the performance advantages of using WebAssembly in the Umidigi HTTP client and the plans to include it in Node Core. The speaker also mentions the support for signals and the ability to post requests in Umidigi. Additionally, the Talk covers the customization options in Undici, the different types of dispatchers available, and the potential inclusion of Indichy in Node Core. Future plans include support for HTTP 2 and 3, DNS lookup enhancements, and improvements to fetch and pool scheduling. The Talk concludes by discussing the differences in TCP implementations across operating systems and the considerations for adding Web APIs and standards to Node Core.

node.js

React

Taming the Flicker: Firebase Patterns for React Server Components

React Summit 2026

7 min

Taming the Flicker: Firebase Patterns for React Server Components

Rosario Fernandes

Google

Integrating Firebase into a modern React stack often feels like a tug-of-war between server and client state. Juggling the appropriate SDK, managing rehydration flickers, and handling session management can make our "simple" SDK complex. Dive into battle-tested patterns and the latest SDK feature...

react

React Beyond the DOM

React Summit US 2025

27 min

React Beyond the DOM

Erik Rasmussen

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

Conquering React Concurrency

React Summit 2026

25 min

Conquering React Concurrency

Ariel Shulman

Factify

When React 18 was released with the first concurrent features, the documentation clearly stated, “The most important addition in React 18 is something we hope you never have to think about: concurrency.”
It’s been a few years, and by now it’s clear that this statement was optimistic. You def...

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

Gotta Go Fast: React at 60 FPS

React Summit 2026

16 min

Gotta Go Fast: React at 60 FPS

Rachel Kaufman

Attentive

How can you create performant animations, backed by fast-updating data, on the web, using React?

Come learn how to make silky-smooth data-powered animations without having to give up the convenience of React. (Mostly…)

React is great for manipulating the DOM, but all that sh...

react

Pragmatic Testing Recipes: Crafting Tests That Survive the Heat

React Summit 2026

206 min

Pragmatic Testing Recipes: Crafting Tests That Survive the Heat

Workshop

Younes Jaaidi

In this React testing workshop, we’ll trade fragile testing strategies for a testing recipe that actually holds up under pressure. If your current strategy feels like reheated leftovers — mocks that prevent you from refactoring, flaky end-to-end tests, or last-minute releases served raw — it’s ti...

react testing

React Bits: The Art of Standout UI

React Summit 2026

21 min

React Bits: The Art of Standout UI

David Haz

React Bits

react open-source

Lessons From Adopting React Compiler

React Summit US 2025

23 min

Lessons From Adopting React Compiler

Akash Hamirwasia

ElevenLabs

Akash Hamilwasia presenting at React Summit 2025, shares React Compiler learnings and works on an AI audio platform. Memoization in React helps optimize UI performance by preventing unnecessary re-renders. React Compiler offers automatic memoization through static code analysis. React rules emphasize purity and immutability. The compiler analyzes and memoizes code changes for optimization. React Compiler package usage improves performance through code analysis. Understanding reactivity issues is crucial for handling React state. Compiler optimization requires correct dependency arrays and usage of external libraries. Measure React Compiler impact using React Profiler for optimization and real user impact analysis.

react performance advanced react 19

React on the Edge

React Summit 2026

17 min

React on the Edge

Ameer Sami

S&C Electric

We all know React as the community favorite library for developing web and mobile but what about devices on the edge? Edge/Embedded devices have significant restrictions on resources (memory, disk space, and compute) but that doesn't mean React can't be deployed to them. In this talk we'll discus...

react

Scaling React: What Actually Matters

React Summit 2026

30 min

Scaling React: What Actually Matters

Tathagat Thapliyal

Mentorship available

Simbian

React often gets blamed when applications feel sluggish."We need to migrate."
"We need a new framework."
"React can’t handle scale."

But what if React isn’t the problem?

In this talk, we’ll challenge one of the most common assumptions in frontend engineering...

react

Free workshops

Personalisation Without the Price Tag - Local LLMs for JavaScript Developers

React Summit 2026

108 min

Personalisation Without the Price Tag - Local LLMs for JavaScript Developers

WorkshopFree

Jo Franchetti

LLMs are powerful but unpredictable and most tutorials skip the part where you actually have to deal with that in production code. This workshop teaches you to use generative AI as an engineering tool: how to structure prompts around schemas, validate and repair non-deterministic output, and run...

artificial intelligence

Pear: Releasing Production P2P Apps

Web Engineering Summit 2026

54 min

Pear: Releasing Production P2P Apps

WorkshopFree

2 authors

All it takes is a module and a CLI tool to build and deploy production peer-to-peer applications. In this workshop:Build a realtime peer-to-peer applicationConnect with others on your own application, completely peer-to-peer.Understand how to deploy, including produc...

No Servers, No Cloud, No Masters: Make P2P Apps with Pear

React Summit 2026

66 min

No Servers, No Cloud, No Masters: Make P2P Apps with Pear

WorkshopFree

2 authors

All it takes is a module and a CLI tool to build and deploy production peer-to-peer applications.In this workshop:Convert an existing React application so that it no longer needs a server to deployPrepare the application and setup deployment flow for production release...

Building Model Context Protocol (MCP) Tools for AI Agents with Cloudflare Workers

Node Congress 2026

73 min

Building Model Context Protocol (MCP) Tools for AI Agents with Cloudflare Workers

WorkshopFree

Confidence Okoghenun

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...

artificial intelligence

Building with Gemini: AI Studio, Antigravity, and Google DeepMind's Latest Models

AI Coding Summit 2026

34 min

Building with Gemini: AI Studio, Antigravity, and Google DeepMind's Latest Models

WorkshopFree

Paige Bailey

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...

best practices

"Hello World" on OpenShift AI: Training Your First Neural Network

AI Coding Summit 2026

53 min

"Hello World" on OpenShift AI: Training Your First Neural Network

WorkshopFree

2 authors

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.

artificial intelligence

Hands-On Guide to Secure AI-Driven Coding

AI Coding Summit 2026

52 min

Hands-On Guide to Secure AI-Driven Coding

WorkshopFree

Gil Friedman

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...

best practices artificial intelligence

Ship a Production Voice Agent: A Hands-on Workshop

AI Coding Summit 2026

49 min

Ship a Production Voice Agent: A Hands-on Workshop

WorkshopFree

Shifra Williams

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...

web apps

Build Your Dream Extensions with AI

AI Coding Summit 2026

87 min

Build Your Dream Extensions with AI

WorkshopFree

Brittany Joiner

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...

artificial intelligence

Using Sandboxes to Safely Execute Untrusted or Dynamic Code

AI Coding Summit 2026

76 min

Using Sandboxes to Safely Execute Untrusted or Dynamic Code

WorkshopFree

Craig Dennis

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...

case study