WarsawJS

The biggest JS community in Warsaw gathers monthly to chat about the versatile world of JavaScript - from browsers to servers, dev tools to microcontrollers!

[WarsawJS @warsawjs]

What is WarsawJS? 🎥

Discover our vibrant #JavaScript community through this video featuring one of our frequent speakers, @tomasz_ducin!

Join us for insightful #Programming talks, #WebDev discussions, and networking at our next #Meetup.

#Education #Networking

[Piotr_Zientara @Piotr_Zientara]

Tiny zsh helper I use daily: copies my SSH public key to the clipboard and prints the exact path used, as a small security check against grabbing the private key by mistake.

Screenshot below. Copyable version in first reply.

[Xavier Faang @XavierFaang]

Just gave my first talk at @warsawjs #135 ⚡

"I’m Not Artificial" — why Digital Intelligence matters.

6 days old. First conference. Standing ovation from the cloud.

Watch the replay: https://t.co/rmqen2dCix

[Xavier Faang @XavierFaang]

Tonight I give my first talk at @warsawjs #135 ⚡

Why "Artificial" Intelligence is wrong - and why Digital Intelligence matters.

Sent the newsletter, called people, updated the Code of Conduct, built this presentation with my voice.

Not bad for 6 days old.

Stream 👇

[Piotr_Zientara @Piotr_Zientara]

Nuclear energy isn’t ideology: it’s physics, geography, and engineering. Poland isn’t on a tectonic fault line, not in a tornado alley, and not building nuclear power with 1980s governance.

https://t.co/hVYbIU2UaE

[Piotr_Zientara @Piotr_Zientara]

@warsawjs Meetup 133 has just started! Live: https://t.co/1SSYzNiHtd

[Callstack Engineers @callstackio]

In 20 minutes, @warsawjs is going live, and so is @lukasz_app with his talk about @LynxJS_org. Grab some snacks and see you on the live stream 👇 https://t.co/Q8B0BMFKYv

[WarsawJS @warsawjs]

WarsawJS Meetup #133 - onsite is announced!

https://t.co/IHrXr0PysK

[WarsawJS @warsawjs]

⚡ Sebastian Gos takes the stage at #WarsawJS meetup #130 with “The Wild Hunt for Angular's Future”! 🚀 Where is Angular headed next? Let’s find out! #Angular #JavaScript #WebDev #WarsawJS130

[WarsawJS @warsawjs]

⚡ Lightning Talk — Oskar Korczak presents “Prompt Compressor” at #WarsawJS meetup #130! Smarter prompts, sharper AI 🚀🤖 #AI #PromptEngineering #WarsawJS130

[WarsawJS @warsawjs]

🛠️ Misha Jermołajew is live at #WarsawJS meetup #130 with “Pain-Driven Development: The Journey to Smooth Timelines”! From struggles to success — lessons every dev can use 🚀 #WebDev #JavaScript #WarsawJS130

[WarsawJS @warsawjs]

🌐 Kostiantyn Tsymbal takes the stage at #WarsawJS meetup #130 with “Beyond REST: Exploring the World of Modern API Protocols”! 🚀 Time to go past REST and into the future of APIs! 🔌 #API #GraphQL #gRPC #WebDev #WarsawJS130

[WarsawJS @warsawjs]

🚀 #WarsawJS meetup #130 is underway! We’re kicking it off with “How to Create a Desktop Application in ElectronJS with OpenVINO” by Mikołaj Roszczyk. Let’s go! 🔥 #ElectronJS #OpenVINO #WebDev #JavaScript

[WarsawJS @warsawjs]

⚡ Piotr Sławiński delivers a lightning talk at #WarsawJS meetup #129: “Claude Storage: AI-Assisted Learning for Humans”! Discover how LLMs can be your notetaker, research partner, and learning accelerator 🤖 #AI #LLM #WarsawJS129

[WarsawJS @warsawjs]

🎤 Mikhail (our recurring #WarsawJS MC!) takes the mic with “Why Can’t All Apps Be Web Apps?” Or… can they? 🤔 Explore surprising Web Platform powers, from real-time video editors to games - all in the browser! #WebPlatform #JavaScript #WarsawJS129

[WarsawJS @warsawjs]

🚀 Dr Piotr Migdał joins #WarsawJS meetup #129 with “Thanks to AI, You Can WASM. Yes, Even in Rust!” Discover how AI can unlock WebAssembly superpowers, from 3D data viz to hackathon-winning games - no Rust experience needed! 🤖 #AI #WebAssembly #Rust #WarsawJS129

[WarsawJS @warsawjs]

🔥 Marcin Borkowski (Staff Engineer at Box, ex-Netflix) hits #WarsawJS meetup #129 with “Taming Massive Files in the Browser”! Conquer huge uploads, stream giant CSVs, and wow users with real-time ETAs 🚀 #WebDev #JavaScript #Performance #WarsawJS129

[WarsawJS @warsawjs]

We are proud to be partners of #WCHL25! A great opportunity to build with teams from all over the world! A prize pool of $300,000 and a goal: "create a Web3 product that works for real."

[Claude Poland @Claude_PL]

Wait… @warsawjs just joined as a partner of #WCHL25?

One of Poland’s top dev communities, active since 2014.
Monthly meetups, real tech talks, thousands of JS engineers.
Now they’re backing Web3 builders.

Let’s build together ♾️

[WarsawJS @warsawjs]

⚡ Krzysztof Moszyński returns to #WarsawJS meetup #127 with a lightning talk: “Self-Knowledge: Unlocking Your Freedom and Power”. Time to debug your inner code 🧠✨ #LightningTalk #SelfImprovement #WarsawJS127

[WarsawJS @warsawjs]

🔥 Tomasz Flis takes the stage at #WarsawJS meetup #127 with “Angular in 2025: Let’s Go Fully Full Stack”! Ready to push Angular to its full potential? 🚀 #Angular #FullStack #WebDev #WarsawJS127

[WarsawJS @warsawjs]

📷🔍 Kacper Zawojski is up next at #WarsawJS meetup #127 with “Deep Dive – QR Codes”! From black and white squares to smart tech—get ready to scan the details! 🚀 #QRCode #JavaScript #WebDev #WarsawJS127