Microservices architecture (MSA) promises scalability, flexibility, and faster deployments. But behind the marketing lies a daily grind of problems that can choke engineering velocity. Every service becomes a dependency. Every API call can turn into a bottleneck.
Dependency Management
In MSA, each service is a small piece of a larger machine. A bad version release in one can break dozens. Tracking versions and maintaining backward compatibility is relentless work. CI/CD pipelines multiply in complexity.
Latency and Performance
Multiple network hops add unpredictable delays. Under load, these delays compound into cascading timeouts. Performance tuning is no longer about a single database query—it’s about tracing across dozens of calls, logs, and systems.
Monitoring and Observability
You can’t fix what you can’t see. Logs scatter across nodes. Metrics live in separate stores. Alerts fire too late or too often. Without a unified observability layer, incident resolution slows and costs rise.