Nithin Kcn
Python Backend Engineer | FastAPI
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About
Backend Engineer with 4+ years building production Python services in FastAPI and Django. Specialized in REST API design, data modeling with SQLAlchemy 2.0, async processing, background job pipelines, and cloud deployment on AWS for enterprise SaaS and government platforms. Progressed from Intern to Senior Developer, with a track record of shipping reliable, well-tested backend systems.
Experience
Senior Software Developer at Yatzar Creations Private Limited (2025-12 – 2026-05)
- Built the FastAPI backend (Pydantic v2, SQLAlchemy 2.0, Alembic) for IFC parsing and model-data services, exposing REST APIs consumed by a 3D web viewer.
- Designed PostgreSQL schemas and asyncpg-backed REST APIs powering the platform's SaaS dashboards.
- Integrated an AI chatbot using Google Gemini with RAG / embeddings over pgvector, adding AI-assisted features across the backend.
- Deployed via Docker Compose with GitHub Actions CI/CD on AWS EC2.
- Delivered a FastAPI backend for a business-intelligence / reporting tool, using DuckDB and Polars for fast in-process analytics, connectorx / fastexcel for high-throughput data ingestion, and SQLAlchemy 2.0 / Alembic for data models and migrations.
Junior Software Developer at GAVAIT Consulting Services Private Limited (Adroitts) (2022-12 – 2025-06)
- Built the Django backend for the TANSAM CCTV surveillance project for a public-sector client, deployed across government hospitals statewide, using Celery and Celery Beat with Redis for scheduled camera health checks and Socket.IO for real-time alerts.
- Implemented AWS Cognito and JWT-based authentication (python-jose) with slowapi rate limiting, deployed via Docker on AWS ECS / Fargate behind Nginx, with CloudWatch and Sentry for monitoring.
- Added Pytest and testcontainers coverage to an internal automated testing suite.
Full Stack Training and Development at iqrows (2021-08 – 2022-11)
- Completed a one-year full stack training and development program, building hands-on experience across frontend and backend web development.
- Worked on practical projects covering REST API development, database design, and UI implementation, laying the foundation for a backend-focused engineering career.
Education
Bachelor of Engineering in B.E. – Vinayaka Mission's University, Salem
