Tag: REST-API

1. REST API Review Checklist for Symfony Teams

   Jul 13, 2025

   API reviews without a systematic checklist consistently miss the same categories: security aspects, error formats, performance and test coverage tend to get skipped under time pressure. A structured checklist makes reviews faster, more complete and repeatable, and ensures that no PR gets merged with a critical gap.

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2. Setting Up OpenAPI in Symfony with NelmioApiDocBundle the Right Way

   Jul 7, 2025

   Anyone running a Symfony REST API without documentation leaves the tedious reverse engineering work to consumers and QA teams. NelmioApiDocBundle generates a complete OpenAPI 3.1 specification from PHP attributes and YAML configuration, including Swagger UI, JWT security schemes, and response schemas straight from the code.

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3. 50 REST and OpenAPI Patterns for Production-Grade APIs

   Jun 4, 2025

   Anyone who designs REST APIs without clear patterns builds in inconsistencies that multiply over months. Shaping resource structure, status codes, error formats, pagination and versioning according to proven patterns separates APIs that survive in production from ones that produce breaking changes with every release.

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4. Documenting and Testing File Upload Endpoints in Symfony

   May 28, 2025

   Upload endpoints are a common source of errors in REST APIs. Incorrectly documented content types, missing validation and incomplete tests turn them into a black box. This guide shows how to correctly describe Symfony upload endpoints with OpenAPI 3.1, secure them on the server side and test them fully with PHPUnit.

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5. Deprecations, Breaking Changes and API Evolution in Practice

   May 12, 2025

   A REST API that never makes breaking changes is an API that never truly evolves. Teams that plan deprecations, sunset dates and migration paths from the start can evolve their APIs deliberately, without losing integrators or breaking them without warning.

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6. REST API Response Examples: Writing Them So Frontend Teams Can Use Them Directly

   May 8, 2025

   Poor API documentation costs frontend teams hours on follow-up questions that never needed to be asked. A consistent response structure, machine-readable error formats and complete typing turn an API specification into a tool that frontend developers can use productively from day one.

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7. Documenting Webhooks in OpenAPI 3.1

   May 8, 2025

   For years webhooks were described outside the actual API documentation, in separate Markdown files that nobody kept up to date. OpenAPI 3.1 brings the new webhooks object, which anchors webhook payload schemas, security requirements and retry behavior directly in the specification.

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8. API-First: Workflow Between Backend, Frontend and QA

   May 5, 2025

   Anyone who implements an API before the design is settled blocks frontend teams and forces QA engineers into manual follow-up. API-first reverses the order: the OpenAPI specification comes first, enabling mocking for the frontend and contract tests for QA, so all teams can develop in parallel without waiting on each other.

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9. Returning Validation Errors in Symfony APIs as Problem Details

   Apr 21, 2025

   Validation errors that arrive as a raw HTML page or an unstructured JSON array cost frontend teams time. RFC 7807 Problem Details define a machine-readable format that Symfony can generate from the ConstraintViolationList with little effort, consistent, documentable and without framework lock-in.

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10. REST API Versioning Without Chaos

    Apr 16, 2025

    Unplanned API versioning ends with /v1, /v2, /v2-new, /v3-beta and a team that no longer knows which clients still use which version. Clear versioning strategies, Sunset headers and backward compatibility patterns keep versions from turning into a maintenance problem.

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