About the Role:
We are looking for a strong Python Backend Developer (3–5 years experience) to build scalable, high-performance backend systems. This role requires hands-on expertise in API development, real-time systems, distributed workflows, and production-grade infrastructure.
You will contribute to system architecture, performance optimization, and backend reliability while working closely with product, frontend, Dev Ops, and AI teams.
Key Responsibilities:
Design and develop scalable backend services using Python Build robust REST APIs using Fast API Implement secure authentication and authorization using OAuth2 Develop and scale real-time systems using Web Sockets Design and optimize relational schemas using Postgre SQL Implement ORM models and complex queries using SQLAlchemy Use Redis for caching, pub/sub, rate limiting, and performance optimization Implement async and concurrent processing patterns Contribute to system architecture and technical design decisions Improve observability, monitoring, and system reliability Write clean, testable,



production-grade code Participate in code reviews and mentor junior engineers when needed Required Skills & Qualifications:
3–5 years of professional backend development experience with Python Strong hands-on experience with Quick API Deep understanding of OAuth2 authentication flows Experience building and scaling real-time applications using Web Sockets Strong knowledge of SQLAlchemy Solid experience with Postgre SQL Experience with Redis (caching, queues, pub/sub) Strong understanding of async programming in Python Good understanding of system design fundamentals Experience with Git and CI/CD pipelines Experience debugging production issues Good to Have:
Experience with Agentic AI systems or LLM-driven workflows Experience with Apache Airflow Experience with Experience with Open Telemetry (tracing, metrics, observability) Experience deploying applications on Kubernetes Experience with Web RTC for low-latency communic

📌 Backend developer (Pune)
🏢 Attentions AI
📍 Pune