Mid-Level Backend Engineer

We are looking for a mid-level software engineer to help build and maintain our decentralized trading platform. The engineer will work across core product and backend systems including trading APIs, order flows, wallet/accounting logic, market data, risk controls, admin tools, and integrations with blockchain services. Experience with crypto, trading systems, or perpetual DEXs is preferred, but strong backend engineering fundamentals are the main requirement. Key Responsibilities Build and maintain production services for trading, wallet, user, market data, and admin workflows. Work on APIs, database models, background workers, queues, Redis/Kafka integrations, and internal service communication. Contribute to trading-related flows such as order creation, position tracking, margin logic, funding data, liquidations, LP/yield features, and user portfolio data. Write clean, testable, maintainable code following existing patterns in the codebase. Debug production issues, investig