Tejas Kumar
where else to find them
what they talk about
all 22 in the filters
where they keep going back
- React Day Berlin3 editions2019–2024
- React Summit3 editions2021–2025
- Frontend Nation2 editions2024–2025
all 43 in the filters
on a stage with
all 30 in the filters
who talks about the same things
- Gil Fink21 talks
- Jani Eväkallio18 talks
- Malte Ubl25 talks
- Guillermo Rauch49 talks
- Edoardo Dusi11 talks
- Ken Wheeler24 talks
| title | conference | date |
|---|---|---|
| The Critical Advantage With AI | Agent Conf 2026 | 2026-09-17 |
Claims that the critical advantage is trainable skill — taste defined as tacitly judging quality against external standards — and that taste improves with… | ||
| Frontend after AI: The new UX | Future Frontend 2026 | 2026-06-08 |
Claims that taste is trainable and that measurable UX wins matter now: optimize LCP, CLS and ARIA/WCAG, because a 100ms improves conversions and perceived… | ||
| Accessibility panel | Future Frontend 2026 | 2026-06-08 |
Discussion gives concrete takeaways: build an agent harness around LLMs and do manual reviews so generated UIs do not introduce flashing or inaccessible… | ||
| Harnesses in AI: A Deep Dive | AI Engineer Europe 2026 | 2026-04-08 |
Demonstrates that harness engineering not prompt tuning makes GPT-3.5 Turbo reliably log in and upvote on Hacker News. Builds a Playwright browser agent, adds… | ||
| AIE Europe Keynotes & Coding Agents ft. Pi, Google Deepmind, Anthropic, Cursor, Linear, & more | AI Engineer Europe 2026 | 2026-04-08 |
Gemma 4 ships as small on‑device models with an E2B per‑layer embeddings design and the family already hits millions of downloads; MCP tooling reports ~110M… | ||
| AI Unconference | React Summit 2025 | 2025-06-13 |
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| Maximize Productivity with AI Agents | React Summit 2025 | 2025-06-13 |
Tejas discusses AI agents and productivity at the React Summit, emphasizing the role of AI in enhancing user experiences. The use of JSON data and system… | ||
| Creating fluent Frontend Experiences in an age of AI | Frontend Nation 2025 | 2025-06-03 |
Demonstrates turning blocking AI calls that caused ~15s waits into responsive UIs by streaming partial responses and switching from plain text to NDJSON… | ||
| UI Engineering for the AI Age | React Day by Frontend Nation 2025 | 2025-04-29 |
Live-stream LLM outputs to avoid 15+ second waits and show content as it arrives, using Express + OpenAI then upgrading to the Vercel AI SDK stream_object… | ||
| Using AI Effectively in 2025 | React Paris 2025 | 2025-03-20 |
Shows how to stream structured LLM output to React by sending token chunks from the server and parsing them as NDJSON newline-delimited JSON so partial JSON no… | ||
| Tejas Kumar's Q&A Room | React Day Berlin 2024 | 2024-12-13 |
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| React Server Components in AI Applications | React Day Berlin 2024 | 2024-12-13 |
Good morning, React Day Berlin! Today we'll discuss the intersection of AI and React server components. AI engineering is like salt for React developers… | ||
| React Server Components in AI Applications | React Advanced 2024 | 2024-10-25 |
Builds a Next.js movie demo called movies Plus+ that uses React Server Components to have an LLM return actual interactive UI components. Uses the Vercel AIC… | ||
| Making AI better with React feat | React India 2024 | 2024-10-15 |
Claim: React makes AI usable by wiring models to real UI. Shows a working RAG pipeline using a vector DB (Astra), embeddings, and OpenAI gpt-3.5 turbo via… | ||
| Generating the Future | SmashingConf New York 2024 | 2024-10-07 |
Argues that RAG (retrieval-augmented generation) plus embeddings and a vector store solves hallucinations, knowledge‑cutoff and short context by retrieving… | ||
| AI-Generated React Server Components | CascadiaJS 2024 | 2024-06-19 |
Demo builds a semantic movie search that turns retrieval‑augmented generation into UI: content is ingested and indexed into a vector DB in 1.59 seconds… | ||
| Best AI Tools for Web Developers / How to Use AI in Web Development | Pixel Pioneers 2024 | 2024-06-14 |
Claim: front end developers can be “AI engineers” without ML math and can ship solutions today. Shows RAG + vector store retrieval using embeddings (1,536-dim… | ||
| Getting Fluent with React | Frontend Nation 2024 | 2024-06-04 |
Explains how React’s fiber double-buffering gives scheduling and priority, then demos two concurrent hooks: useDeferredValue (debounce-like but… | ||
| You Are an AI Engineer | JNation 2024 | 2024-06-04 |
Argues anyone can be an AI engineer without ML research skills and cites salaries up to $600k and Andre Karpathy’s prediction; shows a working retrieval… | ||
| You are an AI engineer | JSHeroes 2024 | 2024-05-23 |
Claim: web developers can become AI engineers without linear algebra or training models by calling LLM APIs and composing systems. Demonstrations use RAG… | ||
| Getting up to Speed with JS Today | CityJS Berlin 2024 | 2024-01-05 |
Shows why using a framework solves server-fetching, rendering and edge deployment pain by demoing an Express server that uses renderToPipeableStream to… | ||
| React Server Components | React Day Berlin 2023 | 2023-12-08 |
Argues that React Server Components solve both data‑fetching and bundle‑size problems by rendering async components on the server, shows a working demo built… | ||
| Panel discussion "Innovation in React" | React Day Berlin 2023 | 2023-12-08 |
The talk discussed various topics related to React, including the wishlist for future versions, the importance of accessibility, reducing bundle size, and… | ||
| Frontend Frameworks | React Day Berlin 2023 | 2023-12-08 |
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| Growing in Your Career | React Day Berlin 2023 | 2023-12-08 |
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| React Server Components: A Deep Dive | Conf42 JavaScript 2023 | 2023-11-16 |
Builds a small "my dog site" app and converts client-only pages into async server components, using Express and renderToString to serve a serialized React… | ||
| Server Components for the Rest of Us | reactjsday 2023 | 2023-10-27 |
A concrete demo shows server components as a data‑fetching mechanism: an Express server renderer uses React’s renderToString plus a custom unwrap RSCs routine… | ||
| React Server Components and SSR: How it Fits | Next.js Conf 2023 | 2023-10-26 |
Build uses Express + react-dom-server renderToString to SSR a dog-breeds site built without Next.js 13, with Server Components implemented as async functions… | ||
| Let’s Make A Framework | React Brussels 2023 | 2023-10-13 |
Builds a tiny Next.js-style framework using Express + renderToString, dynamic file-system routing, and basic server component support that moves data fetching… | ||
| React The Good Parts | React Alicante 2023 | 2023-09-28 |
Starts with a hand‑built counter then shows a 10,000‑item list demo comparing React to Solid and claims React’s slowness is the virtual DOM plus whole‑tree… | ||
| New Trends in Front-End Development (and What We Can Learn from them) | Infobip Shift 2023 | 2023-09-18 |
Shows a live BFF prototype using Bun + Express and React DOM server to stream HTML via renderToPipeableStream so the page loads with full data and no client JS… | ||
| React Server Components | React Nexus 2023 | 2023-07-07 |
A working demo builds a minimal RSC backend with Express + renderToString, dynamic imports and a custom serializer that turns JSX (including async components)… | ||
| Why everybody needs to use a framework | ReactNext 2023 | 2023-06-27 |
Claim: use a framework; demonstrates by building one from scratch with Express and Vite, converting a client app into full server-side rendering that serves… | ||
| Building a Voice-Enabled AI Assistant With Javascript | JSNation 2023 | 2023-06-01 |
Builds a Jarvis-style assistant using Web APIs and langchain, with live coding showing actual code: Chrome-only speech recognition API (webkit prefix), speech… | ||
| React as a Developer Health Tool | React Miami 2023 | 2023-04-20 |
Demo contrasts verbose imperative DOM code with React and shows a working counter replacement; Quick demonstrates code‑splitting that keeps the 1 KB initial… | ||
| The state of frontend frameworks in 2023 | jsday 2023 | 2023-04-13 |
Shows concrete demos and measurements: a hand-rolled Node server using render-to-pipeable-stream to stream React, client bundle ~1MB and server bundle ~2MB… | ||
| Enabling data at massive scale with Next.js | Next.js Conf 2022 | 2022-10-25 |
Claim: Next.js and Vercel solve routing and deployment from seed to enterprise, and Xata supplies the missing data layer as a serverless database with instant… | ||
| Digging into Virtual Scrolling | SmashingConf Freiburg 2022 | 2022-09-05 |
Builds a virtualized table in Next.js/React that keeps only ~20 DOM rows and swaps them on scroll by computing how many rows passed via row height math (uses… | ||
| Doing Data as a Frontend Developer | CascadiaJS 2022 | 2022-08-30 |
Front-end developers get DBA-level patterns: browser storage (sessionStorage, localStorage, IndexedDB) for client state, and cloud DBs running inside VPCs with… | ||
| Handling Data at Scale for React Developers | React Summit 2022 | 2022-06-17 |
Three concrete fetch patterns get demonstrated and compared: render then fetch (component useEffect), fetch then render (module‑scope promise started before… | ||
| Serverless for React Developers | React Summit 2022 | 2022-06-17 |
The workshop focuses on building an open-source project using serverless technologies and React. It covers various topics such as choosing serverless… | ||
| Building a massively scalable and performant Jamstack app in minutes | React Miami 2022 | 2022-04-18 |
Claim: a massively scalable Jamstack app can be prototyped in minutes and still evolve to production. The demo implements a tiny router in React + TypeScript… | ||
| Changing The Game with Developer Experience | ConfrontJS 2022 | 2022-03-26 |
Documentation site is statically generated with Next.js and served from Vercel’s Edge CDN, achieving 100/100 Lighthouse and instant page loads; API reference… | ||
| Explosive Velocity with a Modern Stack | GOTOpia Chicago 2021 | 2021-04-20 |
Builds a working to‑do app from zero using Next.js + TypeScript + Tailwind in minutes, wires it to a Postgres database via Hasura GraphQL (mutation and query… | ||
| The Leland Prediction | React Summit Remote Edition 2021 | 2021-04-14 |
Panel assesses Leland’s 2017 claim and says it largely comes true: React and React Native grow in enterprise use, TypeScript dominance shows up in hiring data… | ||
| Infrastructure as Code with a Node Focus | Node Congress 2021 | 2021-02-18 |
Demonstration deploys a Node.js TypeScript screenshot service (Puppeteer headless Chrome) as an AWS Lambda behind an API Gateway using Terraform (HCL) to… | ||
| Powerful REST in a GraphQL world | ReactConf AU 2020 | 2020-02-27 |
A startup workflow replaces fragile REST guesses with TypeScript, Monaco/VSCode-in-the-browser docs and a CLI that codegens real React hooks from OpenAPI. The… | ||
| Strong RESTful Contracts in a GraphQL world | React Day Berlin 2019 | 2019-12-06 |
Claim: REST can get GraphQL-like guarantees by generating types and hooks from OpenAPI. Uses TypeScript, OpenAPI/Swagger and a restful-react CLI that… | ||
| Let’s build with WebAssembly! by Tejas Kumar (Eng) | JSConfAM19 | JS Conf Armenia 2019 | 2019-11-30 |
Concrete wins and concrete costs: 87% of browsers already ship WebAssembly so deployment is realistic, Figma ports show Figma 3× speed for hot paths and a… | ||
| Using Hooks and Codegen | React Conf 2019 | 2019-10-24 |
A concrete pipeline emerges: embed the Monaco editor in docs, feed it TypeScript declarations, and get in-browser autocompletion; use TypeScript generics and… | ||
| React Native and PWA: A Tale of Two Architectures | WebCamp Zagreb 2019 | 2019-10-11 |
A medication tracker for hemophilia models drug decay and records manual infusions with a donut chart showing current protection; condition affects about 1 in… | ||
| Legendary Lambdas | JSConf Budapest 2019 | 2019-09-26 |
Serverless Lambda functions are tested end to end: costs, cold starts, package size and throughput. Case studies cite Coca‑Cola cutting operating costs ~65% to… | ||
| Let's build with WebAssembly! | JSCamp Romania 2019 | 2019-09-23 |
WebAssembly compiles C/C++/Rust into a binary module that runs in browsers with 87% browser support and often big speedups — Figma saw ~3x faster loads, a bio… | ||
| A Tale of Two Architectures | DinosaurJS 2019 | 2019-06-19 |
Built a personal dosing app for hemophilia that shows a donut chart and models drug half‑life, implemented with React Native plus Apollo/GraphQL, demoing a… | ||
| Scalable Design Systems with TypeScript | React Finland 2019 | 2019-04-24 |
Claims that TypeScript plus a design system can become living, always-correct docs and demos, and proves it by building a browser playground that reads… | ||
| A Quick Recap on WebAssembly | dotJS 2018 | 2018-11-09 |
Claims that WebAssembly brings nativelike speed to the browser and won’t kill JavaScript but will break its monopoly, demonstrated by a game where identical… | ||
| Scalable Best Practices for Your Development Team | JavaScript Conference Armenia 2018 | 2018-11-03 |
A team composes five or six standalone apps into one product, uses readme-driven development to lock APIs, creates operational-ui (a React UI library), starts… | ||
| Scalable Best Practices for Your Development Team | ConfrontJS 2018 | 2018-10-29 |
Lists concrete changes and results: adopt Readme-driven development so component APIs exist before code; build an open Operational UI and scaffold via… | ||
| Streaming React for Faster UIs | React Boston 2018 | 2018-09-29 |
Claims that server-side React DOM's stream renderer plus browsers' streaming HTML parsers let HTML arrive and parse in chunks, improving TTFB and first… | ||
| From You Can't to You Can: The Welcoming Nature of JavaScript | UtahJS Conf 2018 | 2018-09-14 |
Walks through concrete examples: apps that display queries of 16 million rows, using TypeScript that ultimately runs as JavaScript; live demo compiles a Rust… | ||
| From You Can't to You Can: The Welcoming Nature of Javascript | JSConf EU 2018 | 2018-06-02 |
Claims that dynamic typing lets beginners go from zero to working and teaches why types matter, argues that automatic semicolon insertion reduces newcomer… | ||
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