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ING Belgium

API Engineer – Java

ING Belgium
Belgium · Full-time · Entry

The primary responsibility of this role is to design , develop, implement, and maintain APIs & API Gateway platform. This role is ideal for candidates with a strong background in API development using Java spring boot and experience in API gateway tools like Nginx with knowledge in Azure Devops.

A day in the life of a API Engineer Java

  • Design , develop, deploy, and maintain APIs as well as contribute to the implementation of API Gateway platform.
  • Create and refine API specifications using OpenAPI/YAML and develop REST APIs using Java & Spring boot framework.
  • Utilize Azure Devops for continuous integration and deployment (CI/CD) and infrastructure management.
  • Implement API SRE principles including circuit breakers, backpressure etc with integrating the APIs into related monitoring & observability tools .
  • Implement API management solutions, including setting up API proxies, managing traffic, ensuring security, and enabling analytics, monetization, and developer portals.
  • Establish best practices in API design , API development & API security.
  • Maintain high standards of code and design quality by executing thorough test plans.
  • Proactively identify technical dependencies and work with cross-functional teams to

address them.

  • Participate in peer code reviews to ensure high code quality.
  • Provide technical support and troubleshoot API related issues

How to succeed

We hire smart people like you for your potential. Our biggest expectation is that you’ll stay curious. Keep learning. Take on responsibility. In return, we’ll back you to develop into an even more awesome version of yourself.

  • Over 10+ experience in implementing REST API using Java & Spring boot framework.
  • Proficient in creating API specifications using Swagger.
  • Strong understanding of XML, JSON, Web Service technologies (SOAP, REST), and data structures.
  • Experience in implementing API SRE principles including monitoring & observability .
  • Capability to apply security measures, throttling, OAuth 2.0, TLS, JWT and other API security measures
  • Understanding of API management, lifecycle, and integration design patterns and best practices.
  • Knowledge of API gateway components such as proxies, policies, plugins, and developer portals, including their configurations.
  • Experience in Agile development, application design, software development, and testing.
  • Understanding of Microservices patterns and concepts.
  • Knowledge of CI/CD processes and experience with DevOps tools.
  • Eagerness to learn new technologies and apply them to create functional software.
  • Knowledge of the Banking & Insurance industry is a plus.

As a API Engineer Java, you will have the opportunity to:

  • Explore the world of APIs & work with cross functional teams to build multiple APIs to serve different purposes .
  • Innovate & provide solutions to different problems.
  • Be part of payment domain which is interesting.

The team

You will have the possibility to work with more fun ,flexible and supportive team.

Would you like to get to know the department better? Book a coffee with the hiring manager, a team member, or the recruiter. In a second phase you could get to know the job content better via a My Job Your Job.

, ING Bank

Key Skills

Ranked by relevance

java spring boot devops cicd continuous integration design patterns microservices oauth nginx xml
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Posted
Mar 01, 2025
Type
Full-time
Level
Entry
Location
Brussels

Industries

Financial Services

Categories

Engineering Information Technology

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