Backend Developer (Senior)

#backend #python #fastapi
Backend Developer (Senior) — zehnmind.ai

Company: zehnmind.ai
Location: Tashkent (office-based)
Type: Full-time
Salary: $3,000/month

We're looking for a senior backend engineer to build the APIs and infrastructure behind our AI products — FastAPI, PostgreSQL, Kubernetes, and AI integrations through MCP.

Key responsibilities
• Design and develop RESTful APIs using FastAPI
• Design, optimize and maintain PostgreSQL schemas and queries
• Write unit and integration tests to ensure code reliability and coverage
• Build and maintain CI/CD pipelines for automated testing and deployment
• Containerize and orchestrate services with Docker and Kubernetes
• Implement authentication, authorization and secure coding practices (input validation, secrets management, OWASP guidelines)
• Integrate AI capabilities into backend systems using MCP (Model Context Protocol) servers/tools
• Optimize application performance and database query efficiency
• Deploy and monitor services on cloud infrastructure
• Collaborate with frontend and product teams to integrate backend capabilities
• Maintain version-controlled, well-documented codebases

Requirements
• 3+ years of backend development experience (middle level or above)
• Strong proficiency in Python and FastAPI
• Solid PostgreSQL experience — schema design, indexing, query optimization, migrations
• Experience writing unit tests (pytest or similar) and following TDD best practices
• Experience building and maintaining CI/CD pipelines (GitHub Actions, GitLab CI or similar)
• Experience with Docker and Kubernetes for containerized deployments
• Understanding of REST API design principles and best practices
• Knowledge of application security fundamentals — authentication/authorization, data encryption, vulnerability scanning, secure API design
• Version control with Git and collaborative development practices
• Languages: Uzbek C1, English B2 or above

Good to have
• Experience with MCP for connecting AI tools/agents to backend services
• Async Python (asyncio, SQLAlchemy async or similar)
• Message queues — RabbitMQ, Kafka or Redis
• Cloud platforms — AWS, GCP or Azure
• SQLAlchemy ORM and Alembic migrations
• Caching strategies — Redis, Memcached

Key skills: Python · FastAPI · PostgreSQL · Docker · Kubernetes · CI/CD · GitHub · GitLab · OWASP

How to apply
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