Mamatha Singh

Backend Software Engineer

I build production-grade backend systems, APIs, and asynchronous workflows with a focus on reliability, performance, and scalability.

What I Build

Featured Projects

AI-Powered Transit Chatbot

Backend system serving real-time, LLM-powered responses for transit-related queries with low-latency and reliable request handling.

Tech: Python, FastAPI, LLM APIs, Vector Embeddings

View on GitHub

Cloud-Based Finance Management Platform

Multi-user backend platform deployed on AWS, designed for uptime, secure data handling, and operational stability.

Tech: Python, AWS EC2, SQL, Docker

View on GitHub

Enterprise Backend Automation Systems

Designed and operated 12+ production backend systems supporting SLA-critical enterprise workflows executed daily.

Tech: Python, SQL, REST APIs, AWS, Docker

How I Think About Systems

Technical Skills

Languages: Python, SQL, Java

Backend: REST APIs, FastAPI, Async Processing

Databases: PostgreSQL, Relational Modeling

Cloud & DevOps: AWS (EC2, S3), Docker, Git

AI: LLM APIs, Embeddings, Prompt Orchestration