Lead Backend Python Developer

Build4Cast

📍 Chennai, Tamil Nadu, India

Full-time Computer Occupations Posted February 28, 2026

Job Description

Lead Backend Developer We are looking for a highly experienced Lead Backend Developer to take ownership of our existing backend application, stabilise the architecture, and lead ongoing development and to start immediately.
This is not a support role. This is a hands-on leadership position for someone who can audit, optimise, scale, and future-proof a production-grade system.
You will be responsible for technical direction, code quality, performance, and backend strategy.
Experience Required 6+ years of professional experience in backend development
4+ years of strong Python production experience
Proven experience owning and scaling live applications
Experience leading backend teams or mentoring developers
Technical RequirementsMust Have Expert-level Python programming skills
Strong experience building and maintaining REST APIs using FastAPI
Deep knowledge of SQLAlchemy ORM
Strong experience with PostgreSQL, query optimisation, indexing, and performance ...