Abhishek Tiwari
Golang Developer
Bengaluru, India | abhishek.tiwari@email.com | +91 99016 32748 | github.com/abhishektiwari
Summary
Go developer with 4 years building high-throughput microservices for logistics and fintech. Rewrote a Python tracking service in Go, handling 25K requests per second at p99 under 60ms while cutting compute cost by 45%.
Experience
TrackFleet Logistics
- Rewrote the shipment-tracking API from Python to Go, serving 25K req/s at p99 under 60ms and cutting compute cost by 45%.
- Built a Kafka consumer with bounded worker pools and context cancellation, processing 40M location events a day.
- Added Prometheus metrics and pprof profiling that exposed a goroutine leak, reducing memory use by 30%.
Coinrail Payments
- Designed gRPC services for wallet top-ups with idempotent handlers and retries across 3 bank partners.
- Wrote table-driven tests and integration tests with testcontainers, raising coverage from 48% to 81%.