Kavach: Fintech Resilience Control Plane
A resilience layer for fintech apps: when one BaaS-provider/bank pair fails or degrades, Kavach fails money movement over instead of letting it halt.
Rust
Java
gRPC
Apache Kafka
PostgreSQL
Docker ComposeHighlights
- ✦Full HLD/LLD across 5 database-per-service microservices
- ✦Saga-based failover orchestration with circuit breakers, CQRS-lite and idempotent receivers
- ✦gRPC for correctness-critical calls like breaker checks and ledger posting
- ✦Kafka for async, at-least-once fact propagation — webhook normalization and ledger postings