From Strategy to Production

Designed a PLN-denominated stablecoin platform built from day one to meet MiCA E-Money Token (EMT) obligations.

Built AISP/PISP capabilities across 7 CEE markets with a unified API layer connecting 50+ banks.

Developed core protocol infrastructure for a next-generation DeFi platform with institutional-grade security.

Built decentralized governance enabling ADA holders to vote, delegate to DReps, and propose network changes through on-chain smart contracts.

Integrated Polish and German banks for AISP and PISP capabilities on Token.io's Open Banking platform.

Built backend services and integration layer connecting VR Payment platform with Wero digital payments in Germany.

Built DevOps tooling for rapid deployment and stress-testing of Ethereum PoA clusters across Quorum, Pantheon, and Parity.

Built a Cardano-based investment platform with built-in insurance protection from concept to Cardano Summit presentation.

Built mass-scale RWA infrastructure for 20M+ bikes annually with Sharded Merkle Registry on Cardano EUTxO.

Engineered a production-ready L1 UTXO blockchain with native tokens, wallets, explorers, and full operational infrastructure.

Full-stack fintech toolkit for SMBs-payment processing, mobile apps, POS solutions, and integrated charity giving.

Built native iOS and Android mobile applications for one of Central Europe's leading cryptocurrency exchanges.

Built document-free KYC platform using Open Banking (PSD2) with AI-powered risk analysis across 16 Polish banks.

Built Poland's first 'link to pay' mobile app - full-stack delivery of React Native app, payment page, and PSD2 integrations on Fizen infrastructure.