Tag · 452 articles

#APIs

Practical APIs articles, guides and code examples from the Expona engineering blog.

API design principles I follow: best practices explained

ENGINEERING CRAFT · DAY 028

API design principles I follow: best practices explained

Expona Admin · Oct 27, 2026 · 8 min read

HTTP status codes that matter: best practices explained

ENGINEERING CRAFT · DAY 029

HTTP status codes that matter: best practices explained

Expona Admin · Oct 27, 2026 · 10 min read

REST vs GraphQL vs gRPC for Engineering Craft developers

ENGINEERING CRAFT · DAY 030

REST vs GraphQL vs gRPC for Engineering Craft developers

Expona Admin · Oct 27, 2026 · 8 min read

Backward-compatible API changes: lessons from production

ENGINEERING CRAFT · DAY 031

Backward-compatible API changes: lessons from production

Expona Admin · Oct 27, 2026 · 7 min read

A post-release monitoring checklist in Engineering Craft

ENGINEERING CRAFT · DAY 067

A post-release monitoring checklist in Engineering Craft

Expona Admin · Oct 27, 2026 · 9 min read

OWASP API Security risks for developers, explained simply

ENGINEERING CRAFT · DAY 072

OWASP API Security risks for developers, explained simply

Expona Admin · Oct 27, 2026 · 9 min read

Check ownership on every request: lessons from production

ENGINEERING CRAFT · DAY 073

Check ownership on every request: lessons from production

Expona Admin · Oct 27, 2026 · 8 min read

Integrating third-party APIs safely in Engineering Craft

ENGINEERING CRAFT · DAY 076

Integrating third-party APIs safely in Engineering Craft

Expona Admin · Oct 27, 2026 · 8 min read

Sustainable pace beats heroics: best practices explained

ENGINEERING CRAFT · DAY 095

Sustainable pace beats heroics: best practices explained

Expona Admin · Oct 27, 2026 · 6 min read

100 days of engineering craft: lessons, explained simply

ENGINEERING CRAFT · DAY 100

100 days of engineering craft: lessons, explained simply

Expona Admin · Oct 27, 2026 · 6 min read

Checked vs unchecked exceptions in Java, explained simply

JAVA, SPRING FRAMEWORK & SPRING BOOT · DAY 010

Checked vs unchecked exceptions in Java, explained simply

Expona Admin · Oct 27, 2026 · 7 min read

Java generics and wildcards: PECS — a step-by-step guide

JAVA, SPRING FRAMEWORK & SPRING BOOT · DAY 013

Java generics and wildcards: PECS — a step-by-step guide

Expona Admin · Oct 27, 2026 · 9 min read

Spring Boot tutorial: your first REST API for production

JAVA, SPRING FRAMEWORK & SPRING BOOT · DAY 022

Spring Boot tutorial: your first REST API for production

Expona Admin · Oct 27, 2026 · 8 min read

Global error handling with @RestControllerAdvice explained

JAVA, SPRING FRAMEWORK & SPRING BOOT · DAY 029

Global error handling with @RestControllerAdvice explained

Expona Admin · Oct 27, 2026 · 6 min read

DTOs vs JPA entities: a practical Java & Spring Boot guide

JAVA, SPRING FRAMEWORK & SPRING BOOT · DAY 031

DTOs vs JPA entities: a practical Java & Spring Boot guide

Expona Admin · Oct 27, 2026 · 6 min read

Spring Boot Actuator: health and metrics for production

JAVA, SPRING FRAMEWORK & SPRING BOOT · DAY 034

Spring Boot Actuator: health and metrics for production

Expona Admin · Oct 27, 2026 · 7 min read

OpenAPI docs with springdoc: what developers should know

JAVA, SPRING FRAMEWORK & SPRING BOOT · DAY 036

OpenAPI docs with springdoc: what developers should know

Expona Admin · Oct 27, 2026 · 7 min read

API versioning strategies in Spring Boot for production

JAVA, SPRING FRAMEWORK & SPRING BOOT · DAY 037

API versioning strategies in Spring Boot for production

Expona Admin · Oct 27, 2026 · 7 min read

Calling other services: RestClient and WebClient explained

JAVA, SPRING FRAMEWORK & SPRING BOOT · DAY 039

Calling other services: RestClient and WebClient explained

Expona Admin · Oct 27, 2026 · 7 min read

Dynamic filters with JPA Specifications, explained simply

JAVA, SPRING FRAMEWORK & SPRING BOOT · DAY 050

Dynamic filters with JPA Specifications, explained simply

Expona Admin · Oct 27, 2026 · 7 min read