Product UI
Complex React interfaces, frontend architecture, TypeScript-heavy codebases and production-minded delivery.
Frontend developer and AI-native builder
I build clear product interfaces and AI-powered workflows.
Senior/Lead Frontend Developer focused on React, TypeScript and Next.js. I use AI as part of the engineering loop, from prototypes and LLM features to RAG, agents and developer tooling.
LLM workflows
RAG, agents, structured outputs and practical AI integrations that make products and teams faster.
Developer networks
meet.js co-organizer, Devin Ambassador (formerly Windsurf) and long-time frontend community builder.
Chrome Extensions
Small tools I built and ship on the Chrome Web Store. More work
1 000+ users
CSR vs SSR Detector
Tells you whether a page is server- or client-side rendered, right from the toolbar.
60+ usersYouTube Overlay Opacity
Controls YouTube player overlay opacity and makes transparent controls readable.
newComment Vibe
Reads the sentiment and tone of comment sections on any page.
Signals
A few current proof points.
AI practice
AI Devs, RAG and agents
Completed AI Devs 2 and 3, working through AI Devs 4.
Developer tools
Devin Ambassador
Formerly Windsurf. Organizing Warsaw meetups around AI-assisted development.
Community
meet.js co-organizer
Helping run one of Poland's longest-running frontend communities.
Speaking
Frontend talks
Public sessions on releases, architecture, microfrontends and hackathons.
Available For Useful Work
Frontend leadership, product engineering and AI-native development where the interface matters as much as the model behind it.