Upcoming events
TechLead Conf London 2026: Adopting AI in Orgs Edition
TechLead Conf London 2026: Adopting AI in Orgs Edition
Oct 23, 2026
React Advanced 2026
React Advanced 2026
Oct 23 - 26, 2026
JSNation US 2026
JSNation US 2026
Nov 16 - 19, 2026
AI Coding Summit NYC
AI Coding Summit NYC
Nov 16 - 19, 2026
React Summit US 2026
React Summit US 2026
Nov 17 - 20, 2026
React Day Berlin 2026
React Day Berlin 2026
Dec 4 - 7, 2026
AI Coding Summit Berlin
AI Coding Summit Berlin
Dec 4 - 7, 2026
React Summit Asia 2027
React Summit Asia 2027
Apr 14 - 19, 2027
AI Coding Summit Asia 2027
AI Coding Summit Asia 2027
Apr 15 - 20, 2027
JSNation 2027
JSNation 2027
May 20 - 24, 2027
React Summit 2027
React Summit 2027
May 21 - 25, 2027
Web Development insights directly from framework authors and early adopters.
Talks from our events
AI Coding Summit London
AI Coding Summit London
Jul 6 - 7, 2026
React Summit 2026
React Summit 2026
Jun 11 - 16, 2026
JSNation 2026
JSNation 2026
Jun 11 - 15, 2026
Web Engineering Summit 2026
Web Engineering Summit 2026
Jun 11 - 15, 2026
TechLead Conf Amsterdam 2026: Adopting AI in Orgs Edition
TechLead Conf Amsterdam 2026: Adopting AI in Orgs Edition
Jun 11, 2026
Node Congress 2026
Node Congress 2026
Mar 26 - 27, 2026
AI Coding Summit 2026
AI Coding Summit 2026
Feb 26 - 27, 2026
TechLead Conf London 2025: Adopting AI in Orgs Edition
TechLead Conf London 2025: Adopting AI in Orgs Edition
Nov 28, 2025
React Advanced 2025
React Advanced 2025
Nov 27 - Dec 1, 2025
React Summit US 2025
React Summit US 2025
Nov 18 - 21, 2025
JSNation US 2025
JSNation US 2025
Nov 17 - 20, 2025
AI Coding Summit 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...

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...

Top ideas

Who is Mark Erickson?

Mark Erickson is a senior front-end engineer at Replay, a maintainer of Redux, and the creator of Redux Toolkit. He is known for his extensive documentation work and his Simpsons avatar.

What is CapnWeb?

CapnWeb is an RPC (remote procedure call) protocol that allows communication between a client and server through function calls rather than requests and responses.

What is the main goal of Svelte as a framework?

The main goal of Svelte is to provide a better developer experience without compromising user experience, aiming to be the framework with the best vibes rather than focusing solely on performance metrics.
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
Flashlight, a Lighthouse for Mobile Apps
React Advanced 2023React Advanced 2023
7 min
Flashlight, a Lighthouse for Mobile Apps
Today's Talk introduces Flashlight, a tool for measuring mobile app performance. Flashlight provides a performance report that highlights issues like high CPU usage on low-end devices. To fix these issues, the Shopify component Flashlist can be used. Flashlight can also be used locally to measure performance changes in React Native apps, with the ability to see the score rapidly changing and improved performance after implementing fixes. More information can be found in the documentation and an article comparing scrolling performance in React Native.
Local-first Apps with ElectricSQL and React
React Day Berlin 2023React Day Berlin 2023
12 min
Local-first Apps with ElectricSQL and React
Electric SQL is a local-first sync layer that allows you to build applications directly on top of Postgres using React. It provides instant results, offline functionality, and built-in multi-user collaboration. The system ensures transactional causal plus consistency and supports real-time multi-user sync and cross-platform usage. Electric SQL eliminates boilerplate code, provides a high-quality user experience, and allows for cost savings and operational simplicity.
Learnings From 100+ Experiments Comparing LLMs for AI Coding
AI Coding Summit LondonAI Coding Summit London
28 min
Learnings From 100+ Experiments Comparing LLMs for AI Coding
Introduction to LLMs from a Developer's Perspective, YouTuber with AI Coding Daily channel, evaluates new models and versions on YouTube, gaining traction and positive feedback. Exploring the Best Models: My Benchmark on 18 LLMs, evaluating cost, points, and competition among models for day-to-day use. Measuring Models: Prompt Methodology, Tests on PHP, Laravel, React, TypeScript, and CSV, with emphasis on correct data usage and benchmark awareness. Model Evaluation: Chinese models' progression, benchmark awareness, and Opus and GPT superiority. Model Pricing and Quality Comparison: Opus, GPT, and Composer 2.5 cost-effective options. Composer 2.5 and GPT 5.4 mini offer quality at low prices. Choosing models based on project needs and budget constraints. Discussion on local LLM investment challenges, SONnet 5 benchmark performance, and exploration of new models like Proton Luma 2.0. Importance of skill definitions for model performance and limitations in local model implementation. Discussion on the importance of model harness, setup considerations, and evaluation methodologies for LLMs.
Building Bridges to a Post-SPA Future
React Summit 2026React Summit 2026
33 min
Building Bridges to a Post-SPA Future
The speaker reflects on professionalism, tech collaboration deficiencies, and changing perspectives. They discuss React community involvement, cultural implications of technology choices, and the impact of Core Web Vitals on React sites. External factors like networks influence web development, optimizing JavaScript in browsers is crucial, and rethinking design based on user interactions is highlighted. Income influences smartphone market segmentation, Android pricing impacts the ecosystem, and adapting technology based on user data is essential. Transitioning to HTML-first in browser interfaces and user-centric testing to improve website quality are key takeaways.
Managing React State: 10 Years of Lessons Learned
React Day Berlin 2023React Day Berlin 2023
16 min
Managing React State: 10 Years of Lessons Learned
Top Content
This Talk focuses on effective React state management and lessons learned over the past 10 years. Key points include separating related state, utilizing UseReducer for protecting state and updating multiple pieces of state simultaneously, avoiding unnecessary state syncing with useEffect, using abstractions like React Query or SWR for fetching data, simplifying state management with custom hooks, and leveraging refs and third-party libraries for managing state. Additional resources and services are also provided for further learning and support.
The Last Software Engineer
AI Coding Summit LondonAI Coding Summit London
21 min
The Last Software Engineer
Kent C. Dodds introduces the concept of durable skills and the importance of physical movement. AI evolution involves fine-tuning, prompt engineering, and uncertainties. Reflecting on the future role of AI in work and the evolving technology landscape. Insights on product engineering emphasize judgment, hitting targets, and prioritizing target selection. The importance of user-centric product engineering, intentional decisions, and adapting skills in the agentic coding world are highlighted.
A Guide to React Rendering Behavior
React Advanced 2022React Advanced 2022
25 min
A Guide to React Rendering Behavior
Top Content
This transcription provides a brief guide to React rendering behavior. It explains the process of rendering, comparing new and old elements, and the importance of pure rendering without side effects. It also covers topics such as batching and double rendering, optimizing rendering and using context and Redux in React. Overall, it offers valuable insights for developers looking to understand and optimize React rendering.
Understanding React’s Fiber Architecture
React Advanced 2022React Advanced 2022
29 min
Understanding React’s Fiber Architecture
Top Content
This Talk explores React's internal jargon, specifically fiber, which is an internal unit of work for rendering and committing. Fibers facilitate efficient updates to elements and play a crucial role in the reconciliation process. The work loop, complete work, and commit phase are essential steps in the rendering process. Understanding React's internals can help with optimizing code and pull request reviews. React 18 introduces the work loop sync and async functions for concurrent features and prioritization. Fiber brings benefits like async rendering and the ability to discard work-in-progress trees, improving user experience.
The Messy Middle — Navigating Complexity in Large React Applications
React Summit US 2023React Summit US 2023
10 min
The Messy Middle — Navigating Complexity in Large React Applications
Managing complexity in large React applications is a challenge, as it tends to grow exponentially over time. Component composition is a key technique that allows for flexibility in React applications, but too much composition can make components harder to use. Managing complexity and reducing cognitive load is crucial, and strategies such as controlling abstraction evolution and minimizing information needed for simple changes can help. Simplicity is difficult, but important in slowing down the growth of complexity.
Our Own React Global State Manager in Less Than 50 Lines of Code
React Summit 2025React 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.
Featured
Short takes
Navigating Islands of Interactivity
React Advanced 2025React Advanced 2025
9 min
Navigating Islands of Interactivity
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.
Everyone Is Now a Manager - Interfaces in the World of Agents
TechLead Conf London 2025: Adopting AI in Orgs EditionTechLead 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.
Framework Native Rendering Without Code Duplication?
React Summit 2026React Summit 2026
6 min
Framework Native Rendering Without Code Duplication?
Talking about an experiment in Agigrid to render to multiple frameworks without duplicating code. Exploring MVC approach for structuring code base and handling view complexity efficiently. Exploring new ways to structure view logic and render components efficiently across frameworks within Agic Grid experiment.
From TV to Touch: How We Made React UI Work Across Every Input Mode
React Summit US 2025React 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.
I Did Everything Wrong So You Don't Have To
React Summit 2026React Summit 2026
6 min
I Did Everything Wrong So You Don't Have To
Angel from ImageKit demonstrates the use of MCPs to improve image and video performance on React websites. The Chrome Developer Tools MCP helps identify and address performance issues by analyzing image loading speeds. MCPs automate issue resolution on websites, leveraging Chrome developer tools for analysis and Image Kit for optimizing images efficiently.
Debugging Performance With AI
JSNation 2026JSNation 2026
6 min
Debugging Performance With AI
The talk explores using AI to address challenges in rendering performance optimization, highlighting the potential of tools like Chrome developer tools MCP. Leveraging AI with these tools can streamline the process and flatten the learning curve for developers. The approach of isolating performance issues through commit analysis, including systematic testing and synthetic stress tests, is emphasized as a practical method to identify and resolve rendering performance issues effectively.
From Experiment to Enterprise: Scaling AI Coding Assistants Across Engineering Teams
TechLead Conf London 2025: Adopting AI in Orgs EditionTechLead Conf London 2025: Adopting AI in Orgs Edition
9 min
From Experiment to Enterprise: Scaling AI Coding Assistants Across Engineering Teams
Sharing insights on scaling AI coding assistance & adopting AI native dev tools. Discussing the need for a shift from viewing adoption as a tech problem to a change management challenge. Exploring a tactical framework with three key phases: onboard, adopt, succeed. Emphasizing the importance of onboarding developers, ensuring access to licenses, and setting clear policies to avoid 'shadow AI'. Highlighting the necessity of human infrastructure for successful AI dev tool implementation, including AI advocates, communities of practice, and executive sponsorship. Adoption strategies require a focus on interconnected metrics and all pillars simultaneously. Leadership checklist for post-conference actions involves measuring metrics, distinguishing between strategic and tactical points, and staying connected through platforms like WhatsApp and LinkedIn.
Shipping AI Under Constraints: Build, Buy, or Kill
TechLead Conf London 2025: Adopting AI in Orgs EditionTechLead 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.
Backend-for-Frontend Auth: The Secure JS App Architecture
JSNation US 2025JSNation US 2025
6 min
Backend-for-Frontend Auth: The Secure JS App Architecture
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.
Using Spec-Driven Development for Production Workflows
JSNation US 2025JSNation US 2025
7 min
Using Spec-Driven Development for Production Workflows
We're discussing spec-driven development and the innovative AI IDE, QIRO, that supports this approach. QIRO focuses on structured specifications before coding, aiding developers in creating designs. The QIRO mascot, a playful ghost, symbolizes the essence of spec-driven development. Eric Hanchett discusses QIRO, emphasizing its spec-driven development feature integrated into the IDE. QIRO aids in in-depth feature planning, resembling a structured requirements approach. Coding assistants benefit from detailed examples for efficient development. Exploring Manual Coding Assistance: Creating user requirements, building design documents, and task lists manually. Example of using spec mode in a coding assistant to break down requirements, create designs, and implement features.
Latest
LLM Powered Migration of UI Component Libraries
Web Engineering Summit 2026Web Engineering Summit 2026
25 min
LLM Powered Migration of UI Component Libraries
Nawal discusses using LLMs for migrating component libraries at Zalando, highlighting challenges and complexities. Discussing a recent migration problem at Zalando involving unification of component libraries and challenges in automating migration process. Encountering limitations with codemods, leading to exploration of LLMs for automated migration processes. Conducting iterative experiments to enhance LLM accuracy in component migration. Building a CLI tool for component migration. Using AIDAR for automating git commits & maintaining LLM accuracy. Recommendation for team closeness to code, successful complex transformations by LLM, challenges with hallucination and ignoring instructions. Lessons learned include field addition, non-deterministic outputs, slow responses, project constraints, and tool evaluation. Evaluating tool enhancements, PROMPT best practices, core approach, improved tools, LLMs for simple migrations, and tool limitations with multiple file changes.
Replacing Form Libraries With Native Web APIs
React Summit 2026React Summit 2026
17 min
Replacing Form Libraries With Native Web APIs
Jamin discusses the shift from using form libraries to native web APIs in React development, emphasizing the benefits of exploring web-native APIs before relying on libraries. The talk covers topics such as Constraint Validation API, React 19 form actions, and CSS pseudo-classes for form building without libraries. It highlights real-time validation, simplified form submission, and custom error handling in React forms. The importance of customizing error messages, setting up custom error handling, and optimizing form performance are also addressed, along with challenges and recommendations for utilizing web native APIs in form development.
Taste in Software Development
JSNation 2026JSNation 2026
10 min
Taste in Software Development
Steven discusses the role of taste in software development and its implications for the future of software engineering. The focus is on Cognition's product Devon, an AI software engineer, augmenting the team's capabilities and achieving significant outcomes. Devon's extended responsibilities include testing, reviewing, and monitoring features, with a prediction of English becoming the primary source of truth in software engineering. The transition to English as the primary language for software development is envisioned, emphasizing stability, history-awareness, and spec-driven development.
Using Spec-Driven Development for Production Workflows
JSNation 2026JSNation 2026
19 min
Using Spec-Driven Development for Production Workflows
Eric Handshed introduces spec-driven development, emphasizing its benefits in creating high-quality code by writing specs before coding. Spec-driven development involves structured specifications written before coding, enhancing collaboration with language models and coding assistants. The approach guides developers and ensures code quality. Hanchett stresses the importance of guiding large language models with context to ensure they follow the right direction amidst evolving software requirements and paradigms. Be cautious with context in spec-driven development to avoid overwhelming or underwhelming large language models. Use skills to guide coding agents effectively and maintain a human-in-the-loop approach for code review in the spec-driven development process. AWS history lesson leading to Kiro release with CLI option and emphasis on vibe and spec mode for larger projects and complex features. Release of spec-driven development process, manual method without Kiro, Speckit usage in Qro for new and existing projects. Requirements document creation, design document tips, implementation phase tasks with property-based tests, and model context protocol for data source connections. MCP maturation, integration with project management, demo of QIRO IDE for project creation, MVP creation, and property-based tests for requirements satisfaction. Creation of a movie website starting with a design document, generation of property tests using FastCheck in TypeScript, development of requirements document, task list update to create an MVP, implementation of MVP features, and examination of property-based tests.
For Agents, By Agents: Building AI Tools That Maintain Themselves
AI Coding Summit LondonAI Coding Summit London
23 min
For Agents, By Agents: Building AI Tools That Maintain Themselves
Rudhankariyam discusses AI-driven coding to develop self-maintaining AI tools. Introduced an open-source project, App Store Connect CLI, as a case study for AI-driven coding. Implemented automation for App Store publishing using agents and APIs. Managed fewer PRs in bulk, used codex and cursor cloud automations efficiently. Added aliases for hallucinated cloud code commands, improved descriptions and examples. Implemented separate auditor agent for rigorous code review. Emphasized human decision-making for product direction and initial rules in automation strategies. Evaluate model quality based on error rates and user expectations. Highlighted the importance of human judgment in software development amidst AI advancements.
React Bits: The Art of Standout UI
React Summit 2026React Summit 2026
21 min
React Bits: The Art of Standout UI
David, creator of React Bits, shares insights on designing standout UI components, emphasizing the importance of distinct interfaces without being noisy. ReactVids focuses on creating reusable visual moments for developers, ensuring standout UI accessibility. Community-driven evolution of React Bits prioritizes customization, usability, and key UI qualities. Magic Rings exemplifies the balance and purpose needed in UI components. The versatility of Magic Rings showcases the importance of a flexible visual system. Exploring shaders enhances the control and visual richness of Magic Rings. Leveraging shader uniforms enables dynamic visual effects in React components. Real creative controls in component design emphasize meaningful customization. Strategic props play a crucial role in reusable creative component development. The philosophy of React Bits focuses on easy adoption, customization, and providing a strong starting point for distinct interfaces. ReactVids aims to create memorable, intentional, and unique user moments in UI design.
The Fourth Platform: How Vega Got Us Surprisingly Close to “Write Once, Run Everywhere”
React Summit 2026React Summit 2026
31 min
The Fourth Platform: How Vega Got Us Surprisingly Close to “Write Once, Run Everywhere”
The case study from Zotoo highlights a new fourth platform reshaping the way applications are developed. Meeting user needs across devices presents challenges and opportunities in app development. Scaling challenges and technological evolution involve adopting new technologies like PWA and TWA. Innovative technology approaches with React Native and transitioning to a universal system framework are key focus areas. The organization is evolving its structure towards a stream value organization, optimizing domain focus, and expanding reach with future plans for smart TVs and mobile devices.
Streaming Systems, Hidden Risks, And AI-driven Consequences
AI Coding Summit LondonAI Coding Summit London
27 min
Streaming Systems, Hidden Risks, And AI-driven Consequences
The Talk covers various aspects of deception and security in AI and data systems. It discusses the historical use of misinformation during World War II to influence decision-making. AI model poisoning through malicious data input and the challenges of ensuring data integrity in real-time pipelines are highlighted. The importance of peripheral information attacks, data contracts, stream governance, and anomaly detection in maintaining AI system security is emphasized. Strategies for protecting data integrity, detecting anomalies, and choosing appropriate AI models are also discussed.
From One Repo to Hundreds: Building an AI Agent Fleet for Large-Scale Code Migrations
AI Coding Summit LondonAI Coding Summit London
30 min
From One Repo to Hundreds: Building an AI Agent Fleet for Large-Scale Code Migrations
The Talk delves into the migration journey of over 500 micro frontends, emphasizing the use of AI agents for efficient migration. It discusses the challenges of handling manual PRs and code mods at scale, highlighting the importance of reliable tooling. The balance between automation and human judgment is crucial, with deterministic lanes handling basic tasks and human intervention reserved for complex issues. Scalable agent orchestration, workflow automation, safe PR launches, and stable testing are key themes, emphasizing the collaboration between machines and human judgment for successful migrations.
The Agent Runtime Workshop: Node.js, Tools and CI/CD
AI Coding Summit LondonAI Coding Summit London
126 min
The Agent Runtime Workshop: Node.js, Tools and CI/CD
Workshop
Alex Korzhikov
Alex Korzhikov
The workshop focuses on theory and practice building production-ready AI agents with Node.js and modern Agent SDKs. We will use a real codebase as an execution environment to explain the core concepts behind agents: the agent loop, tool calling, structured outputs, context management, guardrails,...
Popular
React
Lessons From Adopting React Compiler
React Summit US 2025React Summit US 2025
23 min
Lessons From Adopting React Compiler
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.
Suspenseful Component Composition
React Summit US 2025React 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.
Pragmatic Testing Recipes: Crafting Tests That Survive the Heat
React Summit 2026React Summit 2026
206 min
Pragmatic Testing Recipes: Crafting Tests That Survive the Heat
Workshop
Younes Jaaidi
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...
Conquering React Concurrency
React Summit 2026React Summit 2026
25 min
Conquering React Concurrency
The talk at React Summit 2026 by Ariel covers the importance of React concurrency in improving user experience. It delves into the concepts of concurrency, contrasting it with parallelism, and emphasizes the historical relevance of efficient task handling, like the McDonald's kitchen design in 1942. Operating systems use round-robin scheduling for fair process execution. React 18 addresses user impatience and rendering challenges through concurrency. The evolution of React's rendering process from stack reconciliation to fiber reconciliation is highlighted, emphasizing the role of Suspense in managing work prioritization and background rendering efficiently.
Mess to Modern: Refactoring a React Nightmare
React Summit 2026React Summit 2026
18 min
Mess to Modern: Refactoring a React Nightmare
Have you ever faced complex and messy React codebases? Caleb Garner shares a five-step playbook to transform a 900-line React component. Addressing systematic modularity and organization structure for better code management. Enhancing codebase structure by extracting business logic for testability and maintainability. Streamlining state and data management for robust codebases. Establishing predictable data handling with userReducer for structured state management. Optimizing component modularity for reusability and efficient data management. Emphasizing caller-controlled layout and streamlined development experience through five key principles.
From Segments to Suspense: The Future of Next.js Caching
React Advanced 2025React 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.
Gotta Go Fast: React at 60 FPS
React Summit 2026React Summit 2026
16 min
Gotta Go Fast: React at 60 FPS
Rachel Kaufman discusses animating in React without libraries for high performance. Client project for the International Spy Museum involved facial recognition education using React. React's unconventional use for complex UI animation in museum exhibits. Optimizing animation performance in React with request animation frame and using canvas for drawing. Managing continuous animations in React for smooth transitions. Leveraging canvas and refs for drawing and direct DOM access in React. Implementing complex animations with refs and request animation frame in React. Using memo and request animation frame for preventing unnecessary re-renders. Automating React debugging with Chrome DevTools and performance analysis with console.time.
React Beyond the DOM
React Summit US 2025React 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.
Scaling React: What Actually Matters
React Summit 2026React Summit 2026
30 min
Scaling React: What Actually Matters
Tathagath discusses the misconception of React's role in app slowness and emphasizes architecture over React performance. Context impact on app rendering is explored, along with React compiler enhancements. Global state misuse and state management in React are addressed. Performance pitfalls, optimizing app performance, and the impact of third-party scripts on React are discussed. Strategic management of third-party scripts and common mistakes in SSR applications are highlighted. Recognizing hydration costs and architectural impacts in React, as well as shifting mindset for performance optimization, are key points.
Taming the Flicker: Firebase Patterns for React Server Components
React Summit 2026React Summit 2026
7 min
Taming the Flicker: Firebase Patterns for React Server Components
Rosario from Firebase highlights challenges of client-side development and Firebase solutions like server app for authentication. Firestore's offline cache and real-time updates improve user experience. Updating UI to prevent authentication flickers and optimizing real-time components with onSnapshotResume and feature flagging. Introducing Firebase App Hosting and SQL Connect for server-side rendering and SQL database integration, with upcoming Crashlytics for web.
Free workshops
Personalisation Without the Price Tag - Local LLMs for JavaScript Developers
React Summit 2026React Summit 2026
108 min
Personalisation Without the Price Tag - Local LLMs for JavaScript Developers
WorkshopFree
Jo Franchetti
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...
Pear: Releasing Production P2P Apps
Web Engineering Summit 2026Web Engineering Summit 2026
54 min
Pear: Releasing Production P2P Apps
WorkshopFree
David Mark Clements
Mikkel Malmberg
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 2026React Summit 2026
66 min
No Servers, No Cloud, No Masters: Make P2P Apps with Pear
WorkshopFree
David Mark Clements
Mikkel Malmberg
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 2026Node Congress 2026
73 min
Building Model Context Protocol (MCP) Tools for AI Agents with Cloudflare Workers
WorkshopFree
Confidence Okoghenun
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...
Building with Gemini: AI Studio, Antigravity, and Google DeepMind's Latest Models
AI Coding Summit 2026AI Coding Summit 2026
34 min
Building with Gemini: AI Studio, Antigravity, and Google DeepMind's Latest Models
WorkshopFree
Paige Bailey
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...
"Hello World" on OpenShift AI: Training Your First Neural Network
AI Coding Summit 2026AI Coding Summit 2026
53 min
"Hello World" on OpenShift AI: Training Your First Neural Network
WorkshopFree
Legare Kerrison
Sawyer Bowerman
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.
Hands-On Guide to Secure AI-Driven Coding
AI Coding Summit 2026AI Coding Summit 2026
52 min
Hands-On Guide to Secure AI-Driven Coding
WorkshopFree
Gil Friedman
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...
Ship a Production Voice Agent: A Hands-on Workshop
AI Coding Summit 2026AI Coding Summit 2026
49 min
Ship a Production Voice Agent: A Hands-on Workshop
WorkshopFree
Shifra Williams
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...
Build Your Dream Extensions with AI
AI Coding Summit 2026AI Coding Summit 2026
87 min
Build Your Dream Extensions with AI
WorkshopFree
Brittany Joiner
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...
Using Sandboxes to Safely Execute Untrusted or Dynamic Code
AI Coding Summit 2026AI Coding Summit 2026
76 min
Using Sandboxes to Safely Execute Untrusted or Dynamic Code
WorkshopFree
Craig Dennis
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...