Principal Fullstack Developer (React, Python)

Senior Principal Fullstack Developer (React, Python) at Positive Technologies. Full-time, remote, hybrid or office. 6+ years experience.

Full-cycle development from requirements to deployment. Interact with stakeholders, design architecture, develop backend services with Python, FastAPI, SQLAlchemy, PostgreSQL. Implement async communication, event-driven architecture, Saga and Transactional Outbox. Develop frontend with React, TypeScript, Next.js. Write unit, integration, and E2E tests. Use AI tools including Claude.

6+ years of experience. Experience with complex systems and architecture design. Strong Python backend skills. Experience with FastAPI, PostgreSQL, SQLAlchemy 2+, Redis. Understanding of event-driven architecture and message brokers (RabbitMQ, FastStream). Fullstack experience with React and TypeScript, familiarity with Next.js. Understanding of distributed systems principles. Practical experience with Docker and Kubernetes. Active use of AI in development.

Full-time, 5/2 schedule. Remote, hybrid, or office work format.