London JavaScript

React Advanced London Meetup: How to Built an Agentic Crew in TypeScript & more! Hi friends, Hope you had a fantastic summer break — now it’s time to gear up for a new season of meetups! Join us on September 11 for an insightful and energizing evening packed with talks, food, and great connections. 🗣 Call for Proposals Have an idea or story to share? Submit your talk proposal through our CFP form and take the stage at one of our upcoming meetups! 🤝 Organized by This event made possible thanks to the support from React Advanced Conference organizers – GitNation. 🤝 Hosted by Huge thanks to Which? for hosting the meetup! Which? is the UK’s consumer champion, here to make life simpler, fairer and safer for everyone. Our research gets to the heart of consumer issues, our advice is impartial, and our rigorous product tests lead to expert recommendations. We’re the independent consumer voice that influences politicians and lawmakers, investigates, holds businesses to account and makes change happen. As an organisation we’re not for profit and all for making consumers more powerful. 🤝 In collaboration with Shoutout to Storyblok for supporting the community! Storyblok is the CMS built by developers, for developers — an API-first, headless CMS that lets you choose your preferred front-end frameworks, integrate seamlessly with your favorite tools, and empower marketers to ship exceptional digital experiences WITHOUT creating endless Jira tickets:) 🕑 Event Schedule 18:00 — Doors open: snacks, drinks & networking 18:30 — Opening notes 18:40 — Improving the Code Coverage and the Unit Test Cases with JEST in React Apps by Ajinkya Chanshetty 19:05 — How We Built an Agentic Crew in TypeScript by Khadija Al-Selini and Nkechi Anyanwu 19:30 — Break with drinks 19:45 — Networking & Open Mic Lightning Talks Mingle until around 20:30 — 👍 Code of Conduct By registering for this event you agree to comply with our CoC 📩 Contact events@gitnation.org https://twitter.com/ReactAdvanced http://youtube.com/ReactConferences https://bsky.app/profile/reactadvanced.gitnation.org

💃 Sep 11th at 6PM: React Advanced London Meetup: How to Built an...

Gear up for an insightful & energizing evening of React talks, food, and great connections! 🚀
Dive into building agentic crews in TypeScript & boosting Jest test coverage. 🧪

Check it out 👉 https://guild.host/e/c4jn2i

Pro Workshop - NodeJS in Production RSVP now - https://ti.to/cityjsconf-london/cityjs-pro-nodejs-workshop-matteo-collina Are you using NodeJS in Production? If you do this is the right opportunity for you to solve most of your problems and make your life easier! This intensive workshop dives deep into the advanced Node.js techniques that separate production-ready applications from hobby projects. Drawing from the expertise of Node.js core contributor Matteo Collina, you'll master the critical skills needed to build scalable, observable Node.js systems. Duration: 4 hours

🎈 Sep 29th at 11AM: Pro Workshop - NodeJS in Production

Level up your Node.js production game! 🚀 Learn from a core contributor.
Master Event Loop, Caching, Worker Threads, Metrics & OpenTelemetry.

Check it out 👉 https://guild.host/e/4q2h2q

JSMONTHLY JULY EVENT This month we are hosting our event on Thursday, July 24th ⭐ Two amazing speakers will share their insights: Melinda Seckington and Chris Noring 💫 Schedule: 18:00 Doors Open 18:45 Introduction 19:00 Disney Driven Development // Melinda Seckington 19:20 Break 19:35: Model Context Protocol, let's get agentic for real // Chris Noring 20:05 Networking & Drinks Brought to you by the team that runs CityJS! Taking place at Foolproof’s office. Thanks to Sentry for sponsoring food 🍔 and drinks🍻 Calling All JavaScript Enthusiasts! 📢 Want to share your knowledge and inspire the community? 💡 We're inviting talented speakers to join our JSMonthly meet ups ✨ Submit your talk proposal here: https://forms.gle/kB2sG9tVUvAmWf826 Share your expertise, ignite the community 💫🔥💫!

🚀 Jul 24th at 6PM: JSMONTHLY JULY EVENT

Get ready for a night of JavaScript, networking, and free food & drinks thanks to Sentry! 🍔🍻
Plus, dive into 'Disney Driven Development' & 'Model Context Protocol' talks! 💫

Check it out 👉 https://guild.host/e/kir9lp

Svelte London - June 2025 Join us for the Svelte London June!! We're being hosted by Codat! Talks: Vitest Browser Svelte: Testing your Svelte app in an actual browser - Willow/Scott TBA Event will take on the usual format: Doors open 18:30 Socialising/Networking/Food 18:30/45 ish! Introductions, thanks to Codat 19:00 Talks from 19:15 Out doors 20:45 Socialising after at pub

✨ Jun 25th at 6:30PM: Svelte London - June 2025

Svelte London June is happening at Codat! Come for the networking, food, and Svelte chat. 🍕🗣️
Talks include Vitest Browser Svelte testing & one more TBA! 🎤

Check it out 👉 https://guild.host/e/tsjmcb

React Advanced London Meetup: Vibe-coding React applications & more! 👋 General Info Hi friends, We’re thrilled to announce the new date for our upcoming meetup — July 3! Get ready for an evening of inspiration, networking, and React fun! 🗣 Call for Proposals Have an idea or story to share? Submit your talk proposal through our CFP form and take the stage at one of our upcoming meetups! 🤝 Organized by This event made possible thanks to the support from React Advanced Conference organizers – GitNation. 🤝 Hosted by Huge friends to our friends Figma! Figma is a browser-based design and prototyping tool enabling real-collaboration. Built for developers, Figma's Dev Mode gives you the power to easily inspect designs and translate them into code—without changing the design file. Headquartered in San Francisco, in 2020 Figma opened its EMEA HQ in London. We’re a team of makers who celebrate our differences and share a passion for our community. Our London based engineering team is growing quickly and working on some of Figma's top company priorities. 🤝 Want to support our community? We’re looking for venue partners and sponsors for future meetups. Let’s discuss collaboration — contact us! 🕑 Event Schedule 18:30 - Doors open - snacks, beer, socialization 19:00 - Opening notes 19:10 - Vibe-coding React applications using your design system using Figma's MCP - Ed Bentley & Regan Gully 19:35 - Talk TBA 20:00 - Networking, Open Mic Lightning Talks Mingle until 21:00 pm — 👍 Code of Conduct By registering for this event you agree to comply with our CoC 📩 Contact events@gitnation.org https://twitter.com/ReactAdvanced http://youtube.com/ReactConferences https://bsky.app/profile/reactadvanced.gitnation.org

🚀 Jul 3rd at 6:30PM: React Advanced London Meetup: Vibe-coding React...

Get ready for an evening of React fun, networking, snacks, and beer at Figma! 🍻
Dive into vibe-coding React apps with design systems & Figma's MCP.

Check it out 👉 https://guild.host/e/689nwu

London GraphQL July Come and join us for the Summer edition of London GraphQL; Two talks on the most up-to-date GraphQL topics interspersed with pizza and networking, and a casual get together afterwards at a local pub. Approximate Schedule: 6:00pm - Arrival, networking, pizzas 🍕 6:30pm - Greeting, event overview, code of conduct 6:40pm - The Apollo Language Server + Connectors + Rover: Refactor, Integration & Launch, Jonathan Rainer, Apollo 7:10pm - Pizza and networking break 7:45pm - TBC: Federation across nations: testing customer journeys on a divided graph with Stefano Cislaghi, American Express 8:15pm - Updates from the GraphQL working groups & Closing notes, Benjie Gillam, Graphile 9:00pm - Continued networking over drinks 🍻 at The Victoria, next to the venue Hosted by American Express NEW Location American Express office, Belgrave House, Buckingham Road, Victoria Call for Speakers for October Show off a project, discuss a proposed feature, share your patterns and solutions New and seasoned speakers welcome Mentoring, help and slides review available Flexible talk format http://tinyurl.com/LondonGraphQLcfp All events ran by the GraphQL Foundation adhere to the code of conduct: https://graphql.org/codeofconduct/ (Code of Conduct contact for this event is the MC Benjie, team@graphile.com or any member of the GraphQL TSC)

🕺 Jul 1st at 6PM: London GraphQL July

Summer GraphQL is back! Join us for pizza, networking, and post-event pub drinks. 🍕🍻
Talks covering Apollo Language Server integration & Federation testing.

Check it out 👉 https://guild.host/e/n9q9qd

React Native London Meetup - June 2025 ⚠️ The event will be in-person only - come watch live and network with like-minded people! 🚨 If you do not have a ticket showing "Attending in-person", you will not be let in to the building due to building security rules. Make sure you have a spot to avoid being turned back at the door. This month, Checkatrade will be hosting us in their offices at Kings Cross. 🕚 Timings 6:30 pm - 7:00 pm: Drinks & food 7:00 pm - 8:30 pm: Talks & Questions 8:30 pm onwards: Finish leftovers + Pub together 💻 Agenda Henry Moulton (Founder @ Fruitful) Infinite Software - Comparing AI tools for mobile app development Filip Kamiński (Developer @ Software Mansion) TBA 🏢 Sponsor – Checkatrade Checkatrade, the UK's leading platform for home improvement, has connected consumers with trusted tradespeople for over 25 years. With a network of more than 50,000 vetted trade businesses, Checkatrade facilitates over three million jobs and £7 billion of business for UK SMEs annually. 👥 Sponsor – Theodo Our team of 50+ agile web, mobile and software experts are based in Farringon, London with offices in Paris and New York. Over the last 10 years and across over 500 projects, we have partnered with non-technical founders to launch their first product, FTSE 100 companies to increase market share through launching internal startups & spearheading digital transformation initiatives, and SME CTOs to build and scale their technical teams. Theodo projects start fast, and progress even faster, with our unique methodology combining agile, lean and DevOps allowing us to build more efficiently as the project progresses. We are experts at React Native, NextJS, Serverless, React, Django/Python, Node.js, Symfony and all tech across the stack with experience in many other frameworks. ♿️ Accessibility Wheelchair access on site Range of dietary restrictions catered for: vegan, vegetarian, gluten free 💅 Everything else If you have inquiries or would like to get in touch, send us a message on Guild directly or contact the organisers on LinkedIn: Mo: https://www.linkedin.com/in/mohammadkhazali/ Callum: https://uk.linkedin.com/in/callum-hemsley/ Daniel: https://www.linkedin.com/in/daniel-belo-goncalves Michael: https://www.linkedin.com/in/michael-kim-1b6679195/ Jon: https://www.linkedin.com/in/jonathantizzard/

✨ Jun 25th at 6:30PM: React Native London Meetup - June 2025

Come join us in-person for networking, food & drinks at Checkatrade! 🍻🍕
We'll have talks from Henry Moulton & Filip Kamiński. 🎤

Check it out 👉 https://guild.host/e/lh1tkq

React Native London Meetup - May 2025 ⚠️ The event will be in-person only - come watch live and network with like-minded people! 🚨 If you do not have a ticket showing "Attending in-person", you will not be let in to the building due to building security rules. Make sure you have a spot to avoid being turned back at the door. This month, Zapp will be hosting us in their offices at 4 Exchange Gardens, London SW8, UK 🕚 Timings 6:30 pm - 7:00 pm: Drinks & food 7:00 pm - 8:30 pm: Talks & Questions 8:30 pm onwards: Finish leftovers + Pub together @ The Fentiman Arms 💻 Agenda Henry Moulton (Founder @ Fruitful) - Infinite Software Exploring AI tools to make React Native apps Eduardo Aparicio Cardenes (Senior Engineer @ Happening) - Makers don't need guidelines Discussing the hidden cost of guideline-free hacking 🏢 Sponsor – Zapp Elevate Your Everyday. Thousands of hand-picked products - from daily essentials to luxury favourites, delivered across London in minutes, 24/7. Zapp takes the hassle out of your everyday life, saving you precious time and delivering moments of magic - bringing the best of the world to your door, 24/7. From daily essentials to luxury favourites and pharmacy needs, our hand-picked product range showcases global icons and beloved local brands. Zapp is graciously hosting us this month and sponsoring food & drinks! 👥 Sponsor – Theodo Our team of 50+ agile web, mobile and software experts are based in Farringon, London with offices in Paris and New York. Over the last 10 years and across over 500 projects, we have partnered with non-technical founders to launch their first product, FTSE 100 companies to increase market share through launching internal startups & spearheading digital transformation initiatives, and SME CTOs to build and scale their technical teams. Theodo projects start fast, and progress even faster, with our unique methodology combining agile, lean and DevOps allowing us to build more efficiently as the project progresses. We are experts at React Native, NextJS, Serverless, React, Django/Python, Node.js, Symfony and all tech across the stack with experience in many other frameworks. ♿️ Accessibility Wheelchair access on site Range of dietary restrictions catered for: vegan, vegetarian, gluten free 💅 Everything else If you have inquiries or would like to get in touch, send us a message on Guild directly or contact the organisers on LinkedIn: Mo: https://www.linkedin.com/in/mohammadkhazali/ Callum: https://uk.linkedin.com/in/callum-hemsley/ Daniel: https://www.linkedin.com/in/daniel-belo-goncalves Michael: https://www.linkedin.com/in/michael-kim-1b6679195/ Jon: https://www.linkedin.com/in/jonathantizzard/

🎉 May 27th at 6:30PM: React Native London Meetup - May 2025

Network, grab food & drinks at Zapp's office! 🤝🍕🍻
Dive into talks on AI tools for RN & guideline-free hacking.

Check it out 👉 https://guild.host/e/67hfek

JSMONTHLY MAY EVENT This month we are hosting our event on Thursday 22rd of May ⭐ Three amazing speakers will share their insights: Amanda Cavallero, Adora Nwodo and one more to be confirmed. Schedule: 18:00 Doors Open 18:30 Introduction 18:45 Detect SIM Swap Fraud // Amanda Cavallero 19:00 The Fast and the Curious: Decoding the Need for Speed // Adora Nwodo 19:30 Break 19:45: Talk Title TBA // Speaker TBA 20:15 Networking & Drinks Brought to you by the team that runs CityJS! Taking place at Vonage’s office. Thanks to Vonage for sponsoring food 🍔 and drinks🍻 Calling All JavaScript Enthusiasts! 📢 Want to share your knowledge and inspire the community? 💡 We're inviting talented speakers to join our JSMonthly meet ups ✨ Submit your talk proposal here: https://forms.gle/kB2sG9tVUvAmWf826 Share your expertise, ignite the community 💫🔥 💫!

🪅 May 22nd at 6PM: JSMONTHLY MAY EVENT

Join us for networking, food & drinks! Thanks Vonage! 🍻🍔
Plus, dive into 3 awesome talks on SIM Swap Fraud & system speed! 💡

Check it out 👉 https://guild.host/e/k4w4l0

Pushed out A TON of improvements for @guild.host over the weekend 😍

A really big back-end improvement, gearing us up towards some larger initiatives in the future

The biggest front-end improvement is this nifty Bluesky icon on every Guild Card that has Bluesky hooked up 🦋 E.g. @londonjs.guild.host

React Advanced London Meetup: Shifting Left with Automated API Clients & more! 👋 General Info Hey, React lovers! Ready to get inspired by insightful talks, make new connections, and enjoy great networking opportunities? Join us on May 22 for a deep dive into all things React! 🗣 Call for Proposals Have an idea or story to share? Submit your talk proposal through our CFP form and take the stage at one of our upcoming meetups! 🤝 Organized by This event made possible thanks to the support from React Summit, JSNation and React Advanced Conference organizers – GitNation. 🤝 Hosted by Huge thanks to Zoopla! Win at moving, and find your next home with Zoopla. Zoopla is one of the UK’s most instantly recognisable property brands. In fact, we’re known and loved by over 91% of the nation (and we’re working hard on the other 9%). Our mission is to help the nation make better home decisions - by connecting everyone to their home and giving them personalised insights to help with moving, managing or financing. Over 50 million people visit Zoopla every month to access exclusive data and information on every UK property, search over 500,000 homes for sale and rent, find the best agents and secure the latest mortgage deals. We’re a growing, dynamic team that embraces innovation and isn’t afraid to push the boundaries. 🤝 Want to support our community? We’re looking for venue partners and sponsors for future meetups. Let’s discuss collaboration — contact us! 🕑 Event Schedule 18:30 - Doors open - snacks, beer, socialization 19:00 - Opening notes 19:10 - Shifting Left with Automated API Clients - Eduardo Aparicio Cardenes 19:35 - Talk TBA 20:00 - Networking, Open Mic Lightning Talks Mingle until 21:00 pm — 👍 Code of Conduct By registering for this event you agree to comply with our CoC 📩 Contact events@gitnation.org https://twitter.com/ReactAdvanced http://youtube.com/ReactConferences https://bsky.app/profile/reactadvanced.gitnation.org

🎉 May 22nd at 6:30PM: React Advanced London Meetup: Shifting Left...

Snacks, beers, & React, what more could you ask for? 🍻🍕
Eduardo Aparicio Cardenes will be talking about Automated API Clients! 🤖

Check it out 👉 https://guild.host/e/83xjzm

React Advanced London Conference 2025 🚀 Get ready for the annual deep dive into the latest trends in React and Web Development! Join us to learn directly from the engineers behind your favorite frameworks and the early adopters shaping the future of the ecosystem. 🚨Important! To secure your spot, make sure to get your ticket through this LINK 🎓 5+ Free & PRO Workshops   📚 Real-life case studies by open-source project maintainers   🤝 In-person networking with speakers, peers, and like-minded devs   💬 Hybrid speaker rooms & topic-based discussion sessions   🎉 A special after-party + cozy reception to wrap it all up 🎤 Just announced speakers:   Kadi Kraman – Software Developer at Expo   Bela Bohlender – Maintainer of react-three/uikit & react-three/xr   Mike Grabowski – React Native Core Team   Jani Eväkallio – Developer on the Weather App 📍 Join us next to Big Ben in London or Online   🗓 November 28 & December 1 Don’t miss the celebration of the year for React devs!  👉  Follow us on social media: Twitter (X), Instagram, Linkedin, Facebook, Bluesky

🪩 Nov 28th at 9AM: React Advanced London Conference 2025

Dive deep into React & Web Dev with the minds shaping the future! 🚀
Learn from Expo's Kadi Kraman, Mike Grabowski & more! 🎤

Check it out 👉 https://guild.host/e/urp49d

Svelte London - April 2025 Join us for the Svelte London April! We're being hosted by Neo4j! Sponsored by Zephyr Cloud Talks: Kioko - new CAD platform - Armel de Montgros Building cross-platform browser extensions with Svelte - Oliver Turner Event will take on the usual format: Doors open 18:30 Socialising/Networking/Food 18:30/45 ish! Introductions, thanks to Neo4j + Zephyr Cloud 19:00 Talks from 19:15 Out doors 20:45 Socialising after at pub

🥁 Apr 23rd at 6:30PM: Svelte London - April 2025

Svelte London is back! 🎉 Join us for an evening of Svelte goodness, networking, and food! 🍕

We have talks on building cross-platform browser extensions & a new CAD platform! 🚀

Check it out 👉 https://guild.host/e/w318ih

New Bluesky feed of JavaScript events in London just dropped 👀 @london-javascript.guild.host