Portfolio · engineering and everything else

Systems, side projects, and the other half.

Production work in healthcare and IoT, plus the things I build and make when nobody asked me to.

The numbers on the right are from systems that actually shipped.

Systems shipped
300/sec
Healthcare alerts
1M/hr
SMS throughput
0.933
RAG hit rate @5
7yrs
Production backend

Work

Production systems, with the numbers that mattered.

Healthcare · .NET, ZeroMQ

Central Alarm Receiver

A desktop receiver processing patient alert signals and publishing them in real time, where a dropped message means a delayed emergency response.

300+ messages/sec sustained
RAG · Python, Qdrant

AzureMentor

Grounded Q&A over 31,700 chunks of Azure documentation. Hybrid BM25 and vector retrieval, benchmarked across six configurations.

0.835 MRR · +7pp over either method alone
Platform · .NET, RabbitMQ

Unified Messaging

Multi-tenant campaign platform with SFTP ingestion, parameterised filtering and scheduled delivery across SMS, email and push.

1M SMS/hour peak delivery
.NET / .NET Core Go Rust Python RabbitMQ ZeroMQ Redis Qdrant SQL Docker Azure Grafana

Looking for my next hard problem.

Open to senior backend and applied-AI roles, remote or Pune-based. Happiest where correctness matters and the load is real.