Real systems I've shipped
Company and product names are withheld under NDA — the problems, stack, and results in each case study are real, from my day-to-day work leading a 4-person backend team within an 11-person cross-functional org at a growth-stage startup. Explore backend development work →
Pricing Engine & Payment Integration
An automated volume-based pricing engine with a maker-checker review workflow, plus Stripe and CASS payment integration built for data integrity and fault tolerance.
Node.js · NestJS · MySQL · Stripe / CASS · AWS Lambda
Read the case study →AWS & CI/CD Infrastructure
Full CI/CD automation and a move to serverless on AWS Lambda, cutting deployment effort by 90% and improving API response times by 60%.
AWS Lambda · Docker · Terraform · MySQL · Bitbucket Pipelines
Read the case study →Real-Time WebSocket Application
WebSocket-based real-time communication that replaced client-side polling, eliminating redundant API calls and delivering instant data updates.
Node.js · WebSockets · MySQL
Read the case study →AI-Assisted Search
A document-parsing workflow with AI-assisted product retrieval integrated into the backend, replacing rigid keyword search.
Node.js · AI-assisted search · MySQL
Read the case study →More work available on request
Additional projects are covered by NDA and shared selectively during a discovery call.
Contact Bhagyashri →