Senior Front-End React/Next.js Developer

Cool Blue
📍 Rotterdam, South Holland, Netherlands 💼 Fulltime 🕒 Posted March 02, 2026

Job Description

What does a Senior Front-end Developer at Coolblue do?

As a Senior Front-End React/Next.js Developer, you will take the lead in developing user interface components and implementing them using modern front-end technologies, including React.js and Next.js. Your primary responsibility remains the front end, while bringing a strong full-stack mindset to architectural and technical decisions. You will collaborate with UX Designers to create solutions that deliver high-quality user experiences and present them to the team. You will be involved in critical decision-making around architecture, processes, and tools, and be responsible for ensuring the overall performance and maintainability of the solutions. You will mentor junior and medior developers, provide guidance, and share your knowledge with the team. Would you also like to become a Senior Front-End Developer at Coolblue? Read below if the job suits you.

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    Job Details

    • Location Rotterdam, South Holland
    • Job Type Fulltime
    • Category Computer Occupations
    • Posted Date March 02, 2026
    • Application Deadline April 11, 2026