Senior Software Engineer (Backend)

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İstanbul What You’ll Do Design, build, and maintain scalable backend services and APIs using Node.js and TypeScript. Own backend features from technical design and implementation through testing, deployment, observability, and production validation. Design reliable distributed and asynchronous workflows using message brokers, queues, background workers, and event-driven patterns. Build AI-powered product capabilities and integrate backend systems with LLMs, AI providers, and internal AI platforms. Design and optimize relational data models using PostgreSQL and MySQL, including indexing, query…