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, DevOps, and AI teams.

Key Responsibilities
Design and develop scalable backend services using Python
Build robust REST APIs using FastAPI
Implement secure authentication and authorization using OAuth2
Develop and scale real-time systems using WebSockets
Design and optimize relational schemas using PostgreSQL
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 FastAPI
Deep understanding of OAuth2 authentication flows
Experience building and scaling real-time applications using WebSockets
Robust knowledge of SQLAlchemy
Solid experience with PostgreSQL
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 Temporal.io
Experience with OpenTelemetry (tracing, metrics, observability)
Experience deploying applications on Kubernetes
Experience with WebRTC for low-latency communication systems
Experience in microservices-based architectures
Experience working in high-scale production environments
Familiarity with Docker and containerized deployments

What We’re Looking For:
Robust ownership mindset
Ability to work independently on backend modules
Comfort working in distributed, event-driven systems
Robust problem-solving and debugging skills

📌 Backend Developer Maharashtra
🏢 Attentions AI
📍 Maharashtra