data engineer for client solutions

Xomnia uses data and AI to solve real-world problems, including advancing cancer research, stabilizing the electricity grid, detecting real-time fraud, and removing plastic from the ocean. The company works with clients such as KLM, Rabobank, Enexis, and ASML.

• Write clean, efficient, and maintainable Python and SQL;
• Build and maintain data pipelines under supervision, gradually taking ownership of individual components;
• Work hands-on with cloud services on Azure or AWS;
• Turn analyses into actionable client outputs and present them clearly;
• Ask questions that identify the root cause of a problem;
• Join Learning Labs, share acquired knowledge, and use feedback to improve quickly.

• Completed Master's degree in Computer Science, Artificial Intelligence, Data Science, Econometrics, Mathematics, or a related technical field;
• Graduating in 2026 or having graduated recently;
• Solid Python programming skills and the ability to write robust SQL queries;
• Experience with Git;
• Foundation in statistics and mathematics and understanding of common machine learning algorithms;
• Curiosity about the business side and interest in understanding why a client needs something;
• Ability to explain technical topics to non-technical people;
• Fluent in English and Dutch;
• Drive to learn quickly, ask for feedback, and share knowledge;
• Nice to have: familiarity with Azure or AWS through courses, internships, or side projects.

• Two weeks of full-time training at the start, included in development investment worth €5.000 annually;
• Salary is based on 40 hours and excludes vacation allowance;
• Structured onboarding with a personal career mentor from day one;
• 25 Vacation days;
• Secondary benefits including pension, flexible working options, and the possibility of unpaid leave;
• Company trips;
• Stock Appreciation Rights.