Sagnik Santra
@sagniksantra
I build asynchronous Python APIs with FastAPI, PostgreSQL, Redis, and AI/LLM integration.
IndiaWhat I'm looking for
I've built asynchronous Python backend services with FastAPI, PostgreSQL, Redis, WebSockets, and AI/LLM integration, Docker.
For a Job Board API, I built role-based job marketplace workflows, Redis caching and invalidation, rate limiting, duplicate-application prevention, and 102 automated tests.
I also built a multi-room real-time chat backend using WebSockets and Redis Pub/Sub, with JWT authentication, message caching, rate limiting, and 150+ asynchronous integration tests.
My AI Resume Matcher uses Gemini structured outputs to score resumes against job descriptions, with PDF extraction, retry and fallback logic, structured logging, and Dockerized deployment on Render.
Experience
Work history, roles, and key accomplishments
Completed 1,000+ freelance projects for 500+ clients worldwide across blog writing, advertising copy, website content, YouTube scripts, and graphic design. Maintained a 100% on-time delivery record and earned 600+ five-star reviews.
Education
Degrees, certifications, and relevant coursework
Udemy
Certificate, Python Programming
Completed a Python Bootcamp on Udemy.
Harvard University
Certificate, Computer Science
Completed CS50's Introduction to Programming with Python through Harvard University's edX platform.
Tech stack
Software and tools used professionally
Availability
Location
IndiaAuthorized to work in
Salary expectations
Job categories
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