Work
Selected systems
Metrics you can verify in production. Employer names stay off the case; the architecture does not.
Fintech execution
10k TPS · P99 < 25ms
Low-latency trading fabric
Order ingress, multi-connector fan-out, reconciliation, and an audit trail. Goroutine pools, Redis for hot order state and idempotent dedup, MongoDB for trade log. Critical paths moved off a Node.js hop that sat above 100ms.
- Go
- gRPC
- Redis
- MongoDB
Enterprise systems
Six services · one event log
Trip-true logistics ERP
Greenfield decomposition of logistics software: trip orchestration, routing, billing, delivery events, metrics, notifications. Append-only trip log, state machine for billing replay, POD attestation before invoice finalization.
- Go
- gRPC
- Kubernetes
- MongoDB
- React
Applied AI
Traced · evaluated · live
RAG for on-call and the business
LangChain RAG and LLM microservices on Kubernetes: query business data, summarize operational logs for triage. LangGraph agents, LangSmith evals, vector search, structured outputs, MQ streaming. The SRE team opens it.
- LangGraph
- LangSmith
- Vector DB
- Kubernetes
B2B SaaS
Thousands of live sessions
High-concurrency research platform
Distributed processing for concurrent survey sessions and long-running batch jobs. Redis locks with process tokens, idempotent MQ workers, WebSocket session rehydration, dashboards tuned for heavy data.
- TypeScript
- React
- Redis
- WebSockets
Security & IoT
Cameras · BLE · offline-first
Physical AI at the edge
ANPR and face recognition across edge hardware, Node APIs, React Native and Electron field clients. Custom BLE SDK, live video, geotagging, service-worker offline. The last mile is the system.
- Electron
- React Native
- WebSockets
- Docker