L4/L7 proxy and API gateway in Go. Weighted round-robin and least-connections balancing, token-bucket rate limiting, and a three-state circuit breaker with active health checks. No dependencies in the request path.
Finds the metrics nobody ever asks to dance. Audits Prometheus/Mimir against Grafana usage, ranks waste by cardinality and cost, generates drop rules, gates CI.
Production-inspired distributed background job processing engine built with Go, Redis, and PostgreSQL. Features worker pools, retries, DLQ, crash recovery, scheduling, observability, idempotency, and backpressure handling.