Take end-to-end ownership of features (backend, API, deployment) Design and build new modules (connectors, API routes, wallet / transaction modules, alerts engine) Improve, maintain, and scale existing services Implement, enforce, and monitor APIs to external crypto services (REST, WebSocket, FIX where applicable) Work on state synchronization, caching, rate limits, backpressure, and resilient connectivity Ensure system security and correctness (authentication, authorization, encryption, safe handling of keys / wallets) Participate in architectural decisions and roadmap planning Occasionally interface with DevOps / infrastructure to deploy, monitor, and maintain production services