WarsawJS Meetup #129 - onsite

Join the community that loves code and isn’t afraid to ask the hard questions.

WarsawJS Meetup #129 is more than just presentations - it’s a space where we share experience, learn, and grow together.

Date: 13 August 2025

Location: Sienna 75, 00-833 Warsaw (Cluster, 8th floor)

Time: 18:30 - 21:30

What to expect?

Marcin Borkowski - “Taming massive files in the browser: chunking, streaming & reviewing”

Staff Software Engineer at Box (ex-Netflix). With 20 + years of experience, he’ll show you how to tame gigabyte-scale uploads, slice them into resumable chunks, stream huge CSVs, and build lightning-fast UIs.

Piotr Migdał - “Thanks to AI, you can WASM. Yes, even in Rust!”

Founding Engineer at Quesma and co-creator of Quantum Flytrap. Discover how a few well-crafted prompts unlock WebAssembly and Rust super-powers on the frontend.

Third speaker - TBA

Emcee: Mikhail Korolev

Networking: conversations, code, and contacts - the things we love most!

Save the date and join us - we look forward to seeing you!

Sponsors: Xfaang | Cluster

Media partner: K MAG Magazine

Partner: JetBrains

By attending the event, you agree to the event regulations.