I build fast, secure systems that scale — engineered in Rust, delivered with precision. I architect and ship high-performance systems that reduce failure, cut technical debt, and stay stable at scale.
Contact LinkedIn Instagram YouTube X GitHub ABSA Bank Hackathon Top-18/300
Open-source & client work in production
Selected work that shipped & is maintained. UniFFI-Dart — Rust → Dart/Flutter bindings generator powering safe, high-performance cross-platform libraries. BDK-Dart — Dart/Flutter bindings for Bitcoin Dev Kit, powering secure, cross-platform Bitcoin wallets and tools used in production wallet deployments. Rust-Payjoin — Privacy-first payment infrastructure implementing BIP-78/v2 Payjoin transaction protocols for Bitcoin. see all work What I do, briefly. Back-end
Rust services (Axum/Actix), Postgres, Redis, gRPC/REST. Bitcoin
Wallet & payment tooling on BDK and Payjoin, privacy-first infra. Systems
Cross-language FFI (Rust → Dart/JS), performance tuning, CI/CD. AI & data
Models, analytics, and decision-making systems in Python & Rust. Front-end
Flutter, React/Next.js, Tauri interfaces wired into Rust back-ends. Product
UX, Information architecture, Design Systems, Accessibility. contact work.chavic@gmail.com
socials LinkedIn Instagram YouTube X GitHub Download CV