Techjays - Lead AI Backend Engineer - Python

About the Role

We're looking for a strong backend engineer who can design and build secure, scalable Python systems that power AI-native applications. You'll work on AI-enabled platforms, production systems, and scalable backend services supporting LLM integrations, RAG pipelines, and intelligent workflows.

Key Responsibilities

• Design, develop, and implement highly scalable and secure backend services using Python and Django.
• Architect and develop complex features for AI-powered platforms.
• Write clean, maintainable, well-tested code adhering to best practices.
• Collaborate with front-end developers, data scientists, and product managers to deliver high-quality software.
• Mentor junior developers and provide technical guidance.

Required Skills

• Backend Development (Expert): Python, Django/Flask, RESTful APIs, Websockets.
• Cloud Technologies (Proficient): AWS (EC2, S3, Lambda), GCP (Compute Engine, Cloud Storage, Cloud Functions), CI/CD pipelines (Jenkins/GitLab CI/GitHub Actions).
• Databases (Advanced): PostgreSQL, MySQL, MongoDB.
• Tools (Expert): Git, Docker, Linux.
• Design Patterns, Algorithms & Data Structures.
• Caching Systems, Queuing Systems.

Preferred Skills

• RAG (Retrieval-Augmented Generation).
• LLM (Large Language Models).
• Vector Databases (Pinecone, ChromaDB, or others).

What We're Looking For Beyond Skills

• Builder mindset - you think in systems, not just tickets.
• Ownership - you take features from idea to production.
• Structured thinking in ambiguous environments.
• Clear, collaborative communication.
• Comfortable in a fast-paced, evolving startup environment.

What We Offer

• Competitive compensation.
• Flexible work environment (Remote / Coimbatore office).
• Paid holidays & flexible time off.
• Medical insurance (Self & Family, up to ?4 Lakhs per person).
• Opportunity to work on production-grade AI systems.
• Exposure to global clients and high-impact projects.
• A culture that values clarity, integrity, and continuous growth.