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Talks from our events
Vue.js Live 2024
Vue.js Live 2024
April 25 - 26, 2024
Node Congress 2024
Node Congress 2024
April 4 - 5, 2024
DevOps.js Conf 2024
DevOps.js Conf 2024
February 15 - 16, 2024
React Day Berlin 2023
React Day Berlin 2023
December 8 - 12, 2023
TestJS Summit 2023
TestJS Summit 2023
December 7 - 11, 2023
React Summit US 2023
React Summit US 2023
November 13 - 15, 2023
React Advanced Conference 2023
React Advanced Conference 2023
October 20 - 23, 2023
JS GameDev Summit 2023
JS GameDev Summit 2023
September 28 - 29, 2023
TypeScript Congress 2023
TypeScript Congress 2023
September 21 - 22, 2023
React Summit 2023
React Summit 2023
June 2 - 6, 2023
JSNation 2023
JSNation 2023
June 1 - 5, 2023
Vue.js London 2023
Vue.js London 2023
May 12 - 15, 2023
How to boost careernew nodejs featuresreact concurrent mode
Trending today
Node Congress 2024Node Congress 2024
83 min
Deep TypeScript Tips & Tricks
Workshop
TypeScript has a powerful type system with all sorts of fancy features for representing wild and wacky JavaScript states. But the syntax to do so isn't always straightforward, and the error messages aren't always precise in telling you what's wrong. Let's dive into how many of TypeScript's more p...
typescript
React Day Berlin 2023React Day Berlin 2023
157 min
Next.js for React.js Developers
Top Content
Workshop
In this advanced Next.js workshop, we will delve into key concepts and techniques that empower React.js developers to harness the full potential of Next.js. We will explore advanced topics and hands-on practices, equipping you with the skills needed to build high-performance web applications and...
Vue.js London Live 2021Vue.js London Live 2021
20 min
One Year Into Vue 3
Top Content
Vue 3 may still sound new to many users, but it's actually been released for over a year already. How did Vue 3 evolve during this period? Why did it take so long for the ecosystem to catch up? What did we learn from this process? What's coming next? We will discuss these questions in this talk!<...
vuevue 3
Featured
DevOps.js Conf 2024DevOps.js Conf 2024
25 min
End the Pain: Rethinking CI for Large Monorepos
Scaling large codebases, especially monorepos, can be a nightmare on Continuous Integration (CI) systems. The current landscape of CI tools leans towards being machine-oriented, low-level, and demanding in terms of maintenance. What's worse, they're often disassociated from the developer's actual...
monoreposci cd
React Summit 2023React Summit 2023
23 min
React Concurrency, Explained
Top Content
React 18! Concurrent features! You might’ve already tried the new APIs like useTransition, or you might’ve just heard of them. But do you know how React 18 achieves the performance wins it brings with itself? In this talk, let’s peek under the hood of React 18’s performance features: - How React...
performancereactbest practicesreact 18deep dive
TestJS Summit 2023TestJS Summit 2023
29 min
Fighting Test Flakiness with Time Machines
What would you do differently if you could travel back in time? Modern testing frameworks have transformed this whimsical question into a practical one, by creating their own “time machines”.Cypress’ timeline, Playwright’s trace-viewer and Replay.io’s recordings have offered a retrospective look...
cypress
React Day Berlin 2023React Day Berlin 2023
30 min
Brace Your React, New Core Web Vitals are Coming
In a few months, Google will DESTROY your React app......well, kinda. In March, Google is releasing a new Core Web Vital called Interaction to Next Paint (INP). It measures the speed of interactions – and every React site Ivan has seen so far had INP way in red. This is bad for any site th...
performance
Short takes
React Day Berlin 2023React Day Berlin 2023
9 min
How to Improve Your Web Application's Security Using Mozilla Observatory
In today's digital landscape, web application security is of paramount importance to protect sensitive user data and maintain user trust. The Mozilla Observatory is a powerful tool that can help developers assess the security posture of their web applications. In this talk we'll learn how t...
security
React Summit US 2023React Summit US 2023
9 min
Content Security Policy with Next.js: Leveling Up your Website's Security
In this talk, we'll explore the powerful security feature of Content Security Policy (CSP) and how it can be implemented in Next.js to bolster your website's defenses against common web attacks like Cross-Site Scripting (XSS) and data injection. We'll cover the basics of CSP, its benefits, and be...
next.jssecurityreact 18
React Advanced Conference 2023React Advanced Conference 2023
6 min
Implementation of Schedules and Timelines
Planby is a React based component for a quick implementation of Schedules, Timelines, Electronic Program Guide, Music/Sport events, Calendar Planner  and many more ideas.  It uses a custom virtual view which allows you to operate on a really big number of data. The component has a simple API that...
case studyadvanced
React Summit US 2023React Summit US 2023
7 min
Modern Redux With Redux Toolkit
Redux Toolkit 2.0 is coming Soon (TM)! Find out what's changing and why, the work that's gone into repackaging the Redux libraries, an overview of new features and breaking changes, and the latest status on the release plans.
state management
Node Congress 2024Node Congress 2024
7 min
Observability Matters: Enhancing Performance of our Node Application with OpenTelemetry
Have you ever considered that when we encounter terms like observability and reliability, our initial instinct is usually to attribute them solely to SRE concerns? Yet, upon closer examination, one may realize that actually implementing observability is, in essence, more aligned with the domain o...
web appsobservabilitydesktop apps
React Summit 2023React Summit 2023
8 min
The Path Through Legacy: Delicate Balance Between Tolerance and Phobia
As a front-end teamlead, I was faced with the challenge of transitioning multiple legacy projects, which happened rapidly and was a painful process. One of the main issues I encountered was dealing with a legacy project that had no documentation. I had to figure out how to stabilize it, put it in...
architecture
React Day Berlin 2023React Day Berlin 2023
7 min
Escape Security Flaws
An elevator pitch for security - yay! I know, security is often frustrating or even annoying. But we all work in tech and at some point, security always becomes a topic. Let's discover a real-world security flaw and what we can learn from it to prevent such incidents. It's gonna be fun, I p...
security
DevOps.js Conf 2024DevOps.js Conf 2024
8 min
Generating TypeScript with TypeScript
A deep-dive into how we automatically generate TypeScript definitions for the V8-based runtime that powers Cloudflare Workers. We'll give an overview of how we use the TypeScript compiler API, how we enhance auto-generated definitions with user-written overrides to improve ergonomics, and how we...
typescript
Latest
Node Congress 2024Node Congress 2024
11 min
Understanding Package Resolution in Node.js
Everytime we import or require a package, we follow a set of rules to resolve the package. This talk will cover the different ways Node.js resolves packages and how to debug when things go wrong. We will also cover the new features in Node.js 20 that make package resolution faster and more reliab...
node.jspackaging
Node Congress 2024Node Congress 2024
152 min
Build Modern Applications Using GraphQL and Javascript
Workshop
Come and learn how you can supercharge your modern and secure applications using GraphQL and Javascript. In this workshop we will build a GraphQL API and we will demonstrate the benefits of the query language for APIs and what use cases that are fit for it. Basic Javascript knowledge required.
Node Congress 2024Node Congress 2024
18 min
Creating an HTTP Server from Scratch with Node-addon-api, Libuv, and Milo
Let's explore the magic behind Node.js and create a simple http server! We'll go step-by-step, understanding how libuv makes node asyncronous and how Milo helps our server parse HTTP request. We'll use node-addon-api to create the bridge between c++ and javascript....
node.js
Node Congress 2024Node Congress 2024
117 min
Mastering Node.js Test Runner
Workshop
Node.js test runner is modern, fast, and doesn't require additional libraries, but understanding and using it well can be tricky.You will learn how to use Node.js test runner to its full potential.We'll show you how it compares to other tools, how to set it up, and how to run your t...
Node Congress 2024Node Congress 2024
83 min
Deep TypeScript Tips & Tricks
Workshop
TypeScript has a powerful type system with all sorts of fancy features for representing wild and wacky JavaScript states. But the syntax to do so isn't always straightforward, and the error messages aren't always precise in telling you what's wrong. Let's dive into how many of TypeScript's more p...
typescript
React Day Berlin 2023React Day Berlin 2023
15 min
The Anatomy of Webpack: A Deep Dive Into Its Architecture
Webpack is a powerful tool for building modern JavaScript applications, but its architecture can be complex and daunting for developers who are new to it. In this talk, we will dive into the inner workings of Webpack and explore how its various components work together to create a bundle.
architecture
Popular
React Advanced Conference 2023React Advanced Conference 2023
27 min
Simplifying Server Components
Top Content
Server Components are arguably the biggest change to React since its initial release but many of us in the community have struggled to get a handle on them. In this talk we'll try to break down the different moving parts so that you have a good understanding of what's going on under the hood, and...
react server components
React Advanced Conference 2021React Advanced Conference 2021
6 min
Full-stack & typesafe React (+Native) apps with tRPC.io
Top Content
Why are we devs so obsessed with decoupling things that are coupled nature? tRPC is a library that replaces the need for GraphQL or REST for internal APIs. When using it, you simply write backend functions whose input and output shapes are instantly inferred in your frontend without any code gene...
backendpatternstypescriptdeveloper experiencereact
JSNation 2023JSNation 2023
29 min
Modern Web Debugging
Top Content
Few developers enjoy debugging, and debugging can be complex for modern web apps because of the multiple frameworks, languages, and libraries used. But, developer tools have come a long way in making the process easier. In this talk, Jecelyn will dig into the modern state of debugging, improvemen...
devtoolsdebug
Vue.js London Live 2021Vue.js London Live 2021
23 min
Options API vs Composition API: Choosing the Right Approach for Your Team
Top Content
With the introduction of Composition API into the Vue ecosystem, many are curious as to what they should pick. Options API? Composition API? Which is best? What are the tradeoffs? In this talk, we'll examine the two approaches so that you can make the right decision for your app.
vue composition apivue
JSNation 2023JSNation 2023
31 min
Rome, a Modern Toolchain!
Top Content
Modern JavaScript projects come in many shapes: websites, web applications, desktop apps, mobile apps, and more. For most of them, the common denominator is the technical debt that comes from settings up tools: bundlers, testing suite, code analysis, documentation, etc. I want to present you Rome...
toolingbundler
React Advanced Conference 2021React Advanced Conference 2021
31 min
Visualising React: Metaphors, Models, and Spatial Mediums
Top Content
All the React you've seen is presented one way: as a linear text file. There's good reason for this. Textual syntax is an ideal medium for constructing abstract logic. It's quick to write, informationally dense, and endlessly flexible. However, brevity has its downsides. What information ca...
react
Vue.js London Live 2021Vue.js London Live 2021
24 min
Local State and Server Cache: Finding a Balance
Top Content
How many times did you implement the same flow in your application: check, if data is already fetched from the server, if yes - render the data, if not - fetch this data and then render it? I think I've done it more than ten times myself and I've seen the question about this flow more than fifty...
graphqlserver cachevue
JavaScript
JSNation 2023JSNation 2023
27 min
JavaScript Iteration Protocols
How many ways do you know to do iteration with JavaScript and Node.js? While, for loop, for...in, for..of, .map(), .forEach(), streams, iterators, etc! Yes, there are a lot of ways! But did you know that JavaScript has iteration protocols to standardise synchronous and even asynchronous iteration...
javascript
Vue.js London 2023Vue.js London 2023
22 min
Let’s Get Visual - Visual Testing in Your Vue.JS Project
Visual testing compares the appearance of your application with a previous state. If changes become visible, you can allow them or not. So you or your testers have their eyes everywhere - without needing to check manually repeatedly. I've been using visual testing for a while, saving my neck a fe...
javascripttestingvue 3
TypeScript Congress 2023TypeScript Congress 2023
30 min
Generating types without climbing a tree
How do you generate types dynamically? How do you write a script that creates some typescript code? The approach most people would recommend is to use Abstract Syntax Tree manipulations. I was working on a deadline to implement types for our OpenAPI client, and I would have missed our relea...
typescriptdeveloper experiencejavascripttypescript libraries
React Advanced Conference 2023React Advanced Conference 2023
35 min
Leveraging the Event Loop for Blazing-Fast Applications!
Some weeks ago I made my own implementation of signals, capable of updating 300k times the DOM in circa 600ms. Leveraging the Microtask Queue, I was able to bring that number down to 6ms, effectively improving performances by 100x. I wanna share how the Microtask Queue works and how you can lever...
performancecase studyweb developmentjavascript
JSNation 2023JSNation 2023
25 min
Pushing the Limits of Video Encoding in Browsers With WebCodecs
Top Content
High quality video encoding in browsers have traditionally been slow, low-quality and did not allow much customisation. This is because browsers never had a native way to encode videos leveraging hardware acceleration. In this talk, I’ll be going over the secrets of creating high-quality videos i...
videojavascriptbrowser apiwebassemblystandards
React
React Summit 2023React Summit 2023
25 min
Supercharging React Apps with WASM
WASM has taken over the web-development scene in the past few years. It is a language that can be run by the web platform alongside with Javascript. Being treated as a target language, a variety of low-level, statically-typed languages such as C++ and Rust can be compiled to WASM. Thus, a variety...
reactwebassembly
React Summit 2023React Summit 2023
11 min
Giving Superpowers to Your React Apps with Machine Learning
Have you ever questioned whether Javascript is a viable alternative to Python or R for creating machine learning models? After all, a 2019 survey by Stack Overflow found that Javascript is the language that developers use the most. Given that machine learning models like neural networks require a...
tensorflowmachine learningreact
React Advanced Conference 2023React Advanced Conference 2023
23 min
Concurrent React Made Easy
UI’s are composed of fast parts, and slow parts in terms of how responsive they are to user interaction. React's concurrent renderer decouples the fast parts from the slow parts by allowing us to render the slow parts in the background without blocking the fast parts, so that each part can respon...
reactreact 18concurrent rendering
React Advanced Conference 2023React Advanced Conference 2023
33 min
React Compiler - Understanding Idiomatic React (React Forget)
Top Content
React provides a contract to developers- uphold certain rules, and React can efficiently and correctly update the UI. In this talk we'll explore these rules in depth, understanding the reasoning behind them and how they unlock new directions such as automatic memoization. 
build toolsreactreact 19builders and founders
React Advanced Conference 2023React Advanced Conference 2023
28 min
Patterns for Performance
When working with React it is important that we use the right tool for the right job. If not we will be missing out on the best performance and developer experience. While optimising AG Grid React Table we discovered a number of patterns that made significant improvements to the tables performanc...
patternsperformancereact
React Summit US 2023React Summit US 2023
29 min
React Server Components from Scratch
React server components (RSCs) are a huge paradigm shift for React. You might even ask if NextJS and server components are the same thing (spoiler: they're not!) This talk demystifies how RSCs *really* work outside the framework. We'll build our own Node server, hook up the RSC renderer by...
case studyreactreact server components
Free workshops
DevOps.js Conf 2024DevOps.js Conf 2024
163 min
AI on Demand: Serverless AI
Featured WorkshopFree
In this workshop, we discuss the merits of serverless architecture and how it can be applied to the AI space. We'll explore options around building serverless RAG applications for a more lambda-esque approach to AI. Next, we'll get hands on and build a sample CRUD app that allows you to store inf...
artificial intelligencearchitectureserverless
TestJS Summit 2023TestJS Summit 2023
48 min
API Testing with Postman Workshop
Top Content
WorkshopFree
In the ever-evolving landscape of software development, ensuring the reliability and functionality of APIs has become paramount. "API Testing with Postman" is a comprehensive workshop designed to equip participants with the knowledge and skills needed to excel in API testing using Postman, a powe...
security testingtesting
React Day Berlin 2023React Day Berlin 2023
127 min
Authentication Beyond Passwords
WorkshopFree
Passwords have long been the keys to our kingdoms. However, they often become the weak points in our armor — forgotten, misused, or exploited. Our Next apps often make use of passwords to authenticate users, but what would a world with no passwords look like? And how we can start driving into tha...
authentication
React Day Berlin 2023React Day Berlin 2023
119 min
Crash course into Astro and Storyblok
WorkshopFree
Headless architecture has gained immense popularity in recent years for its ability to decouple the frontend and backend, empowering developers to create engaging, interactive, and scalable web applications. 
In this workshop, we will quickly take a dive into the Headless World...
astroheadless cms
React Summit US 2023React Summit US 2023
160 min
The Gateway to Backend: A Frontend Developer's Guide to Full-Stack Development
Top Content
WorkshopFree
This workshop will guide you through the product development life cycle of creating a real-world web application. You will learn about React Server Components, building a design system within Storybook, and using frontend development to approach becoming a full-stack developer. The workshop will...
React Summit US 2023React Summit US 2023
104 min
Advanced Application Deployment Patterns with React Server Components (feat. a DIY RSC Framework)
Top Content
WorkshopFree
The developer ecosystem is always moving fast and this year has proved no exception. React Server Components can offer a significant improvement to developer experience and to application performance. But I think it's fair to say that this new server-first paradigm can be tricky to wrap your head...
React Summit US 2023React Summit US 2023
55 min
Build and Deploy Instant GraphQL APIs to the Edge
WorkshopFree
Learn how to generate instant GraphQL APIs using a data source connector (GraphQL and non-GraphQL sources), extend and join them both with custom resolvers and deploy to the edge without leaving the code editor.
React Summit US 2023React Summit US 2023
153 min
From Todo App to B2B SaaS with Next.js and Clerk
WorkshopFree
If you’re like me, you probably have a million side-project ideas, some that could even make you money as a micro SaaS, or could turn out to be the next billion dollar startup. But how do you know which ones? How do you go from an idea into a functioning product that can be put into the hands of...
React Summit US 2023React Summit US 2023
96 min
Build a powerful DataGrid in few hours with Ag Grid
WorkshopFree
Does your React app need to efficiently display lots (and lots) of data in a grid? Do your users want to be able to search, sort, filter, and edit data? AG Grid is the best JavaScript grid in the world and is packed with features, highly performant, and extensible. In this workshop, you’ll learn...
reactjavascript
React Summit US 2023React Summit US 2023
107 min
Monitoring 101 for React Developers
Top Content
WorkshopFree
If finding errors in your frontend project is like searching for a needle in a code haystack, then Sentry error monitoring can be your metal detector. Learn the basics of error monitoring with Sentry. Whether you are running a React, Angular, Vue, or just “vanilla” JavaScript, see how Sentr...
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