Technical Lead (Backend)

Job Title: Technical Lead (Backend)

Location: Bangalore (On-site)

Experience: 5–8 years

Employment Type: Full-Time (Immediate Joiners Preferre)

About the Role:

We are looking for a Backend Technical Lead to design, scale, and optimize our backend systems across Python and multi-language environments. You will drive backend architecture decisions, oversee system scalability, integrate AI/LLM services, and mentor a growing backend team.

This role requires deep expertise in system design, distributed systems, performance tuning, and production reliability.

Key Responsibilities:

• Architect and develop scalable backend services using: Python (FastAPI, Flask) - Primary stack
• Design secure, versioned, and scalable RESTful APIs.
• Lead architecture decisions (monolith vs microservices, async processing, event-driven systems).
• Design and optimize database systems using MongoDB and MySQL.
• Implement caching and queuing strategies (Redis, background workers).
• Build and integrate LLM-powered services (RAG pipelines, embeddings, vector databases, AI APIs).
• Ensure secure API design (OAuth2, JWT, RBAC, rate limiting, encryption standards).
• Optimize system performance (query optimization, indexing, load handling).
• Oversee deployments and infrastructure on Microsoft Azure.
• Implement logging, monitoring, and observability frameworks.
• Conduct architecture reviews, code reviews, and mentor backend engineers.
• Collaborate with frontend and DevOps teams to ensure smooth release cycles.

Required Skills:

• Strong hands-on experience in Python (must-have).
• Experience with: FastAPI / Flask
• Strong knowledge of:

RESTful architecture & API design

Microservices and distributed systems

Async & concurrent programming

Authentication & authorization mechanisms

• Experience with MongoDB and MySQL performance tuning.
• Experience designing scalable systems handling high concurrency.
• Familiarity with Azure cloud architecture.
• Strong Git workflow and code quality practices.
• Experience leading and mentoring backend teams (2–6 engineers).

Good to Have:

• Experience migrating systems across tech stacks.
• Experience building AI/LLM-integrated backend systems.
• Knowledge of Docker & containerized deployments.
• Experience with CI/CD pipelines.
• Exposure to message brokers (Kafka, RabbitMQ).
• Experience with high-availability and distributed caching systems.

Leadership Expectations:

• Own backend architecture and scalability roadmap.
• Ensure production stability and security compliance.
• Mentor engineers and define coding standards.
• Take accountability for system uptime and performance.
• Align technical decisions with long-term product strategy.