Vacatures design freelancer in Rotterdam

POSTED: 20th July 2026 STARTING DATE: As soon as possible FULL TIME. ROTTERDAM, THE NETHERLANDS MISSION TO METRICS The Ocean Cleanup is a global nonprofit that develops and scales solutions to rid the world’s oceans of plastic, driving systemic change, and creating a lasting positive impact for people, wildlife, and the planet. To achieve our mission, we...

Profile Senior Project Engineer - Process & Rotating PackagesPumps, compressors, separators and the skids around them are often what decides whether an offshore project stays on schedule. For a long-term oil and gas project run from Rotterdam, our client, a leading international offshore energy company, is looking for a seasoned freelancer to take charge of...

Project Engineer – Rotterdam, NetherlandsContract Duration – 6 Month Contract (Possible Extension) Language Requirement: Dutch Speaking preferred ZZP’s / Freelancers are welcome to apply The Project Engineer provides technical support for small-sized and less complex technical tenders, projects, and designs, as well as parts of medium to complex...

Job Description Project Engineer – Rotterdam, Netherlands Contract Duration – 6 Month Contract (Possible Extension) Language Requirement: Dutch Speaking preferred   ZZP’s / Freelancers are welcome to apply   The Project Engineer provides technical support for small-sized and less complex technical tenders, projects, and designs, as well as parts of...

Location: Rotterdam (hybrid – minimum 50% on-site) Hours: 40 hours per week Start Date: August 1, 2025 Note: Freelancers not allowedYour RoleYou will design, develop, and maintain cutting-edge GUI tools and back-end services using Python. You’ll set up and optimize CI/CD pipelines in Azure, leverage Databricks for data processing, and manage version...

ppMaqqie - Rotterdam, South Holland, Netherlands /p h3UX Designer /h3 pMaqqie is one of the fastest‑growing tech companies in the Netherlands, building a digital labour market that works better for everyone. We offer an online platform for contracting and paying employees across all contract types—permanent, temporary, freelancer, and more. If you want...

ppMaqqie – Rotterdam, South Holland, Netherlands /p h3UX Designer /h3 pMaqqie is one of the fastest‑growing tech companies in the Netherlands, building a digital labour market that works better for everyone. We offer an online platform for contracting and paying employees across all contract types—permanent, temporary, freelancer, and more. If you want...