backend-architect

Design scalable microservices by applying Domain-Driven Design to define bounded contexts, mapping business requirements to clear ownership. This approach ensures maintainable service boundaries and robust API contracts that prevent bottlenecks as the system grows.

Contract-first API design defines API contracts before implementation, ensuring clear inter-service communication across REST, GraphQL, or gRPC. Use it when designing new microservices or refactoring monoliths to prevent brittle dependencies and align non-functional goals.

Add resilience to a microservices backend by implementing circuit breakers, retries, and timeouts. These fault tolerance patterns prevent cascading failures and ensure the architecture remains robust during partial outages or high-latency scenarios.

Plan observability by integrating logging, metrics, and distributed tracing into the architecture. This combination provides deep visibility into service behavior, allowing operations teams to monitor deployments and quickly identify bottlenecks.

Yes, the approach supports refactoring monoliths by identifying bounded contexts to establish clear service boundaries. It maps existing business logic to robust API designs and establishes inter-service communication protocols for a smooth migration.

Avoid microservices when business requirements are simple or team scale is small, as the overhead of managing inter-service communication, observability, and deployment complexity outweighs the resilience benefits of distributed service boundaries.