Tetra Digital Group is seeking a senior engineer for the Tetra Trust/CADD stack in Canada. You will own client-facing APIs, internal tooling, and the CAD stablecoin product surface, ensuring ledger integrity and secure, auditable systems. You’ll work with a small, senior team and report to leadership in a quick, regulatory environment. Hybrid work in Toronto with exposure to on‑chain settlement, payments infrastructure, and banking integrations.