3 posts
How to find clean domain boundaries, apply the strangler fig pattern, split a shared database, and set up tests, observability, and rollback so every step of the migration stays reversible.
Four production microservices patterns, the API gateway, service mesh, circuit breaker with bulkhead, and saga, with the failure mode each one addresses, the real trade-offs, and the tools that map to each.
Five microservices disadvantages backed by real numbers: operational cost explosion, distributed tracing pain, data consistency failure modes, organizational overhead, and the latency tax, each with a mitigation.