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Java Developer Medior – Senior

Oniryx

Job Description

As a consultant at Oniryx, you will contribute, alongside the project team, to the entire development cycle from requirements analysis and design to testing and deployment phases. You pay close attention to the quality of deliverables throughout the process.

You support the client as a trusted expert advisor and actively participate in project implementation, either independently or in collaboration with the team.

This position offers a wide variety of assignments, requiring both strong technical and interpersonal skills.

Your Responsibilities

  • Design and develop robust and scalable Java applications.

  • Contribute to technical decisions and the strategic direction of projects.

  • Ensure code quality and promote best development practices.

  • Optimize application performance and ensure scalability.

  • Stay up to date with emerging technologies and share your knowledge with the team.

What We Offer

Company car and fuel card

Fixed expense allowance + meal vouchers

Laptop

Hospitalization and dental insurance (DKV), group insurance

Training budget + 10 days of training per year

Smartphone and subscription

Opportunity to participate in an innovative company project

A fulfilling job in a company that respects its people

Fulfill your virtuous dreams while working

 

If your dream is to take action for a social cause, the environment, or animal protection, make it a reality by working with us, supporting and promoting the group’s values through an annual budget of €1000, which can be accumulated over 5 years.

Learn more

Your Profile

You hold a Master’s degree or an equivalent long-cycle higher education diploma, ideally with a specialization in IT.

You have at least 5 years of solid experience as a Java developer.

Soft Skills & Mindset

  • Autonomy & Team Spirit: You enjoy working collaboratively while taking initiative.

  • Curiosity & Innovation: You stay up to date with the latest technological developments.

  • You’re eager to contribute to a company project that strongly values collective intelligence and self-management.

Technical Skills

  • Java: JEE, Spring, JPA (Hibernate)

  • Web Services: REST, SOAP

  • Build & Project Management: Maven, Gradle

  • Databases: Data modeling, SQL

  • Containers & Orchestration: Docker, Kubernetes

  • Frontend Development: Angular (TypeScript, HTML, CSS)

  • DevOps : GIT, CI/CD
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