Software Engineer Java support

Who We Are
Building the AI-first frontier enterprise.

We are a global technology consultancy with a trademarked, AI-first approach -Gen-e2™. It redefines how enterprises build digital products and transform their organizations with AI. We do the right thing, and we do it right. We're proud to be a World Economic Forum New Champion, and a B Corp-certified company.

• We are small enough to care locally, big enough to deliver globally (10 countries, 450+ experts from 50+ nationalities )

• We are becoming an agentic organization, adopting the AI-native operating model we bring to our clients.

• We are robust and resilient (100% independent, 0 debt, founded 2009)

• We are AI-native professionals who invest in what we believe and work as a collective intelligence

• We are positive, courageous and deliver at the leading edge.

Your Role

As a Software Engineer with a background in core Java, you will be responsible for designing, developing, and optimizing robust, scalable, and secure backend solutions within modern microservices-based architectures.

• Designing, developing, and maintaining backend applications in Java (Java 8+), ensuring high availability and performance.

• Designing and implementing robust RESTful APIs, including versioning, authentication, and documentation using Swagger/OpenAPI.

• Building microservices and endpoints using frameworks such as Spring Boot and/or Jakarta EE.

• Managing and integrating relational databases (PostgreSQL, MySQL) and NoSQL technologies (MongoDB, Redis) efficiently.

• Implementing and optimizing data access using ORMs such as Hibernate or JPA.

• Developing unit tests and automated API tests using tools such as JUnit, Mockito, Testcontainers, and Postman/Newman.

• Applying SOLID principles, design patterns, and secure development best practices (e.g., OWASP, data validation, error handling).

• Contributing to the implementation and continuous improvement of CI/CD pipelines (Jenkins, GitLab CI, or others).

• Collaborating in agile teams (Scrum), actively participating in code reviews and pull request management.

• Identifying bottlenecks, performing profiling, and optimizing performance in production environments.

• Providing support in troubleshooting issues and bugs in backend systems, effectively communicating technical solutions and documenting APIs.

Who You Are

• 5+ years of experience developing backend applications in Java.

• Strong experience designing and implementing RESTful APIs.

• Strong command of frameworks such as Spring Boot and/or Jakarta EE.

• Advanced experience with relational and NoSQL databases.

• Deep knowledge of ORMs such as Hibernate or JPA.

• Experience with automated testing (unit and API testing).

• Strong understanding of SOLID principles, design patterns, and application security practices.