Engineer and Bitcoin builder β 20+ years in distributed systems, security, and digital asset custody. Currently maintaining open-source Bitcoin tooling in Rust. Sharing technical writing at Bitcoin University.
- Barqly Vault β open-source desktop app for encrypting Bitcoin metadata, wallet descriptors, and sensitive documents. Rust + Tauri, cross-platform.
- Multisig signing reference β Bitcoin self-custody work in Rust using BDK (BIP-48, BIP-85, PSBT).
- ZenAI β open-source framework for AI-assisted development with cross-model agent verification (Codex + Claude Code) and formal handoff contracts.
- Research & writing β Bitcoin custody, hardware-rooted trust, AI in software development.
- Engineering Director, Custody @ Bullish β led custody engineering securing $2B+ in digital assets (MPC, HSM)
- Engineering Manager, Retirement @ Charles Schwab
- Engineering Director @ American Express β established Blockchain & Digital Currency Center of Excellence
- MSc in Digital Currency (Univ. of Nicosia), MSc in Chemical Engineering (IIT Roorkee)
- Blog: Bitcoin University
- LinkedIn: linkedin.com/in/inauman
- Email: md.nauman@gmail.com
β‘ Building secure systems, one block β and one ritual β at a time.
