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Manu Singh

Manu Singh

Backend engineer

Kaikhali, Kolkata 0+ yrs exp 86 · Excellent

About

Backend engineer skilled in building secure, production-deployed REST APIs using FastAPI, Django, Python, and PostgreSQL. Hands-on experience with Docker, JWT authentication, payment integration, and cloud deployment (Render, Supabase). Strong foundation in C++, OOP, data structures, and debugging, with experience integrating RAG pipelines and vector databases.

Skills & Expertise (27)

FastAPI Intermediate
7.5/10
1
Years Exp
VS Code Intermediate
7.0/10
1
Years Exp
REST APIs Intermediate
7.0/10
1
Years Exp
GitHub Intermediate
7.0/10
1
Years Exp
Git Intermediate
7.0/10
1
Years Exp
Pydantic Intermediate
7.0/10
1
Years Exp
Docker Intermediate
7.0/10
1
Years Exp
Docker Compose Intermediate
7.0/10
1
Years Exp
Python Intermediate
6.5/10
1
Years Exp
Postgresql Intermediate
6.5/10
1
Years Exp
SQLAlchemy Intermediate
6.5/10
1
Years Exp
RAG Intermediate
6.5/10
1
Years Exp
LINUX Intermediate
6.0/10
1
Years Exp
Postman Intermediate
6.0/10
1
Years Exp
Celery Intermediate
6.0/10
1
Years Exp
OAuth 2.0 Intermediate
6.0/10
1
Years Exp
JWT Intermediate
6.0/10
1
Years Exp
Django Intermediate
6.0/10
1
Years Exp
SQL Intermediate
6.0/10
1
Years Exp
Render Intermediate
5.5/10
1
Years Exp
Supabase Intermediate
5.5/10
1
Years Exp
Vercel Intermediate
5.0/10
1
Years Exp
LangChain Intermediate
5.0/10
1
Years Exp
Pinecone Intermediate
5.0/10
1
Years Exp
Vector Databases Intermediate
5.0/10
1
Years Exp
Figma Beginner
4.0/10
1
Years Exp
C++ Beginner
3.5/10
1
Years Exp

Work Experience

Developer

Eco Park Ticket Booking System

Jan 2026 - Jun 2026

Developed a production-grade booking backend with FastAPI, JWT authentication, Google OAuth 2.0, and role-based access control (Admin/User). Integrated Razorpay payment gateway with HMAC signature verification, QR code generation, and automated PDF ticket delivery via Gmail SMTP. Designed 15+ RESTful endpoints covering auth, booking, payment, and admin with full Pydantic validation and global error handling. Containerized the full stack with Docker Compose and deployed on Render with Supabase as managed PostgreSQL database. Implemented Admin Dashboard API with booking analytics, revenue stats, user management, and cascade delete operations.

Engineer

CampusMate AI-Powered RAG System

Jul 2025 - Aug 2025

Engineered an AI assistant applying RAG to query 100+ page PDFs in seconds, reducing manual search time by 60%; supported files up to 200 MB. Optimized semantic retrieval with Pinecone, delivering sub-2s responses powered by Groq’s LLaMA3-70B. Delivered end-to-end solution with Streamlit frontend and FastAPI backend, deployed on Render.

Architect

Django Task Queue System

May 2025 - Jun 2025

Architected token-secured RESTful APIs across 5+ endpoints using Django REST Framework with proper authentication and serialization. Implemented asynchronous email processing with Celery to decouple long-running tasks from API request cycles.

Education

B.Tech in Information Technology - B.P. Poddar Institute of Management and Technology (BPPIMT)

2022 - 2026 · Afghanistan

Certifications

Oracle Certified Generative AI Professional

Oracle · 2025

Django Essentials

Infosys Springboard · 2025

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Profile Score Breakdown

📷 Photo 10/10
📄 Resume 10/10
💼 Job Title 10/10
✍️ Bio 10/10
🛠️ Skills 20/20
🎓 Education 10/10
⏱️ Experience 6/15
💰 Rate 0/5
🏆 Certs 5/5
Verified 5/5
Total Score 86/100

Profile Overview

Member sinceJun 2026

Skills (27)

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