Senior Backend Engineer

1 day ago

Yelahanka, Karnataka, India AuxoAI Engineering Pvt. Ltd. Full time ₹ 8,00,000 - ₹ 24,00,000 per year
We're seeking a Senior Backend Developer with 7–10 years of hands-on experience, deep expertise in Python, and strong proficiency in building scalable, real-time backend systems. This role is ideal for someone who has a strong grasp of asynchronous programming, messaging systems, and live data delivery using technologies like WebSockets and Server-Sent Events (SSE). You'll be working closely with cross-functional teams to architect and implement backend systems that are robust, high-performance, and production-ready.

Location - Mumbai/Bangalore/Hyderabad/Gurgaon (Hybrid)

Responsibilities

• Design, develop, and maintain backend systems and RESTful APIs using Python (Django, FastAPI, or Flask)

• Build real-time communication features using WebSockets, SSE, and async IO

• Implement event-driven architectures using messaging systems like Kafka, RabbitMQ, Redis Streams, or NATS

• Develop and maintain microservices that interact over messaging and streaming protocols

• Ensure high scalability and availability of backend services

• Collaborate with frontend developers, DevOps engineers, and product managers to deliver end-to-end solutions

• Write clean, maintainable code with unit/integration tests

• Lead technical discussions, review code, and mentor junior engineers

Requirements
• 7–10 years of backend development experience, with at least 7 years in Python

• Strong experience with asynchronous programming in Python (e.g., asyncio, aiohttp, FastAPI)

• Production experience with WebSockets and Server-Sent Events

• Hands-on experience with at least one messaging system: Kafka, RabbitMQ, Redis Pub/Sub, or similar

• Proficient in RESTful API design and microservices architecture

• Solid experience with relational and NoSQL databases

• Familiarity with Docker and container-based deployment

• Strong understanding of API security, authentication, and performance optimization

Nice to Have

• Experience with GraphQL or gRPC

• Familiarity with stream processing frameworks (e.g., Apache Flink, Spark Streaming)

• Cloud experience (AWS, GCP, Azure), particularly with managed messaging or pub/sub services

• Knowledge of CI/CD and infrastructure as code

• Exposure to AI engineering workflows and tools

• Interest or experience in building Agentic AI systems or integrating backends with AI agents

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