About this role
Senior Algorithm Engineer Coolblue Other Engineering Rotterdam, Netherlands Posted on Jul 8, 2026 Apply now As a Senior Algorithm Engineer, you build smart algorithms that make our operations better, faster, and cheaper every single day. You translate complex math into practical software and take ownership of everything you develop. Together with your team, you improve our code, and yourself, and get a little bit better every day. What does a Senior Algorithm Engineer at Coolblue do? As a Senior Algorithm Engineer, you work on smart algorithms that help our delivery vans drive in the most efficient way. You develop, improve and maintain these algorithms together with your team. You're close to the operation, so your solutions match exactly what's needed on the road. That's how you make an immediate impact on Coolblue's delivery service. You collaborate closely with developers and the Product Owner. You translate business questions into clever, practical solutions. This way, you make our route planning a little bit better every day. You enjoy doing this - developing algorithms that improve Coolblue's logistics, like route planning. - writing clean, scalable code that's easy to understand. - sparring with Domain, Development, and Operations colleagues. - explaining complex logic in simple terms to non-tech stakeholders. - designing and building new features - improving systems step by step without reinventing the wheel. - Coach your team members on their technical and soft skills and provide them with feedback to help them get a little better every day You recognize yourself in the following - you have a BSc or MSc degree in Computer Science, Math or something similar. - you've worked on optimization algorithms or heuristics before for at least 6+ years. - you're skilled in Python or another algorithm-focused language. - you love learning and keep up with the latest in your field. - Scrum/Agile comes naturally to you...