Senior Java Developer (API & Microserviços)

About

YellowIpe

Our mission is to inspire the connection between technology and people.

We nurture the best in our professionals through our expertise in finding and attracting top talent for the best projects.

People Focus, Collaboration, and Commitment are the pillars that guide us on this journey

Join the yellow team as our new Senior Java Developer (API & Microservices)!

Responsibilities:

Define enterprise standards for the service catalogue, registry, gateway, and mesh to ensure consistency, discoverability, observability, and governance across the API management platform.

Act as the primary technical liaison, engaging with upstream and downstream teams to harmonize and coordinate the API service management ecosystem during both PoC/trial and implementation phases.

Drive the evolution of the API platform by implementing new features such as API mocking, testing, custom plugins/add-ons, and MCP server integrations, aligning with the product roadmap.

Design, build, and automate the publication, versioning, and lifecycle management of all API specifications.

Requirements:

Bachelor’s or Master’s degree in Computer Science or equivalent.

Deep, hands-on experience with Kong API Gateway (OSS or Enterprise), including configuration, policy enforcement, and management.

Strong understanding of RESTful API design principles and expertise with API specifications, especially OpenAPI (Swagger).

Solid knowledge of modern API security (OAuth 2.0, OIDC, JWT, mTLS, API Keys).

Experience automating build, test, and deployment pipelines using CI/CD tools such as GitLab CI, Jenkins, or GitHub Actions.

Proficiency in at least one scripting language (Python, Go, or Bash) for automation.

Excellent communication skills; resilient and goal-oriented.

Driven by technology and challenges.

Proficient in English, both written and spoken.

Important information:

Must be living in Portugal.

Hybrid work model - 2 days per week in the office in Almada or Aveiro.

Apply for this opportunity in our website! =)