Backend Aug 19, 2026 4 min read
Spring Boot, Micrometer, and OpenTelemetry Instrumentation
Instrument a Spring order service with Actuator, Micrometer Observation, tracing, OTLP, bounded dimensions, and tested propagation.
Tag
Spring Boot
18 articles with this tag. Follow these related notes when you want a narrower study path.
System Design Aug 18, 2026 4 min read
Reliable Event Publishing with Spring Boot and an Outbox
Build a Spring Boot transactional outbox that commits business state with publication intent, survives relay crashes, and exposes duplicate-safe evidence.
Java Aug 18, 2026 5 min read
Java Virtual Threads for Backend Services
Use Java 21 virtual threads for blocking backend tasks while keeping CPU, connection pools, downstream limits, context, and pinning explicit.
Cloud Native Aug 18, 2026 3 min read
Kubernetes Probes and Graceful Shutdown for Spring Boot
Design startup, liveness, readiness, EndpointSlice removal, SIGTERM, preStop, and Spring graceful shutdown as separate lifecycle controls.
Cloud Native Aug 18, 2026 3 min read
Production Cloud-Native Backend Systems Explained
Trace a Spring backend from source and OCI image through Kubernetes rollout, traffic, capacity, evidence, and verified recovery.
Backend Aug 5, 2026 10 min read
Production Spring Boot Backend Systems Explained
Build a production-minded Spring Boot order service by separating HTTP, application, data, security, configuration, operations, testing, and incident-recovery layers.
Backend Aug 5, 2026 10 min read
Production Spring Boot Incident Troubleshooting
Troubleshoot Spring Boot incidents from evidence through reversible mitigation, rollback, and recovery verification across correctness, users, and resources.
Backend Aug 5, 2026 11 min read
Spring Boot Actuator, Health, and Metrics Explained
Operate Spring Boot with minimal Actuator exposure, safe health groups, liveness and readiness boundaries, low-cardinality metrics, and graceful shutdown.
Backend Aug 5, 2026 10 min read
Spring Boot Exception Handling Explained
Design safe Spring Boot error responses with ProblemDetail and RFC 9457 while respecting MVC, filter, security, async, and committed-response boundaries.
Backend Aug 5, 2026 11 min read
Spring Boot Configuration Properties, Profiles, and Secrets Explained
Use typed Spring Boot configuration, deliberate property precedence, environment profiles, secret injection, and drift evidence without exposing operational control planes.
Backend Aug 5, 2026 10 min read
Spring Boot Request Validation Explained
Separate Spring Boot request-shape validation from authorization and concurrency-safe business invariants, including nested DTO and collection validation.
Backend Aug 5, 2026 11 min read
Spring Data JPA Query Performance Explained
Diagnose Spring Data JPA performance with query, SQL, plan, row, pool-wait, and user-latency evidence instead of relying on fetch-strategy folklore.
Backend Aug 5, 2026 11 min read
Spring Boot Integration Testing with Testcontainers Explained
Use Spring test slices, full-context contracts, Testcontainers PostgreSQL, migrations, security, and failure injection without overstating production equivalence.
Backend Aug 5, 2026 12 min read
Spring Security Filter Chain and Authorization Explained
Design ordered Spring Security filter chains, deny-by-default request and method authorization, resource ownership checks, and safe browser boundaries.
Backend Aug 5, 2026 12 min read
Spring Service Layers and Transaction Boundaries Explained
Design Spring application services and transactions that preserve local order invariants without hiding proxy, rollback, thread, remote-call, or side-effect boundaries.
Security Jul 25, 2026 8 min read
CORS Configuration Best Practices
Configure CORS safely in Spring Boot and Express with exact origins, credentials, preflight caching, rejection behavior, tests, and deployment checks.
Authentication Jul 25, 2026 7 min read
Password Reset Token Best Practices
Build secure single-use password reset tokens in Spring Boot and Node.js with random generation, hash storage, expiry, rate limits, tests, and auditing.
Backend Jul 1, 2026 5 min read
Spring Boot REST Controller Explained
Learn Spring Boot REST controllers, including @RestController, request mappings, DTOs, validation, status codes, error responses, and testing.