Kuba
@pxseu — 21yo backend / systems developer
Building backend systems for 7 years. Specializing in Rust, Node.js, distributed systems, databases, and real-time infrastructure.
Backend and systems developer from Poland, coding since 14. Started building game servers in Python and fell into production backend work. Now focused on typed languages, distributed infrastructure, and systems that don't fall over.
Strong believer in proper observability, databases that keep your data safe, and code that reads like a statement of intent. Currently at c/side, previously fintech at Incard Ltd and data pipelines at Hop Inc.
Building backend infrastructure for security-focused platform services.
Fintech backends for payments, card issuance, and real-time transaction processing.
2026 — Kuba (pxseu)