Vacatures it freelance in Rotterdam

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18 it freelance vacatures in Nederland. Dagelijks bijgewerkte vacatures.

  • Website lead

    2 dagen geleden


    Rotterdam, Zuid-Holland, Nederland FitForMe Voltijd € 111.000 - € 148.000 Contract

    At FitForMe, we believe people living with obesity deserve dignity and the right support at every step of their journey. We develop science-based supplements and long-term support for people managing their weight-loss journey, whether through medication (GLP-1) or bariatric surgery (gastric sleeve or bypass). More than 150,000 customers in over 15 countries...

  • Freelance Back End

    5 dagen geleden


    Rotterdam, Zuid-Holland, Nederland schubergphilis Voltijd € 90.000 - € 130.000 Contract

    At Schuberg Philis, we build mission-critical IT solutions that power some of the most essential operations of our clients. Reliability, craftsmanship, and continuous improvement are at the heart of everything we do. We are looking for a Senior Freelance TypeScript Software Engineer who enjoys designing and building resilient, high-performance systems that...

  • AI Engineer

    2 dagen geleden


    Rotterdam, Zuid-Holland, Nederland Helloprint Voltijd € 80.000 - € 140.000 Contract

    Before you read furtherHelloPrint is on a mission to become the world's leading infrastructure for customizable printed products. From our offices in Rotterdam and Valencia, 120+ professionals from 20+ nationalities are building an AI-first company that scales output faster than headcount. We're at EUR 100M revenue and aiming to disrupt a trillion-dollar...

  • Senior AI Engineer

    3 dagen geleden


    Rotterdam, Zuid-Holland, Nederland Helloprint Voltijd € 80.000 - € 140.000 Contract

    Before you read further HelloPri nt is on a mission to become the world's leading infrastructure for customizable printed products. From our offices in Rotterdam and Valencia, 120+ professionals from 20+ nationalities are building an AI-first company that scales output faster than headcount. We're at EUR 100M revenue and aiming to disrupt a trillion-dollar...


  • Rotterdam, South Holland, Nederland Refresco Voltijd

    Interim Project Manager SAP ILM / Archiving Freelance / Interim At a glance Location Rotterdam, European HQ Start date asap Duration At least 6 months – potential extension Days 2 to 3 days per week Reporting to Head of IT Portfolio and Project Management Experience SAP ILM - SAP S/4 HANA; EWM; Opentext Why this assignment? Refresco wants...

  • Interim Project Manager EWM

    3 dagen geleden


    Rotterdam, South Holland, Nederland Refresco Voltijd

    Interim Project Manager SAP EWM Freelance / Interim At a glance Location Rotterdam, European HQ Start date Mid Dec 2026 – Mid Jan 2027 Duration At least 6 months – potential extension Days 4 to 5 days per week Reporting to Head of IT Portfolio and Project Management Experience SAP EWM (Extended Warehouse Management) Why this...

  • Senior AI Engineer

    5 dagen geleden


    Rotterdam, Zuid-Holland, Nederland 42workspace Voltijd € 80.000 - € 140.000 Contract

    Before you read further HelloPri nt is on a mission to become the world's leading infrastructure for customizable printed products. From our offices in Rotterdam and Valencia, 100+ professionals from 20+ nationalities are building an AI-first company that scales output faster than headcount. We're at EUR 100M revenue and aiming to disrupt a trillion-dollar...

  • Data Engineer

    5 dagen geleden


    Rotterdam, Zuid-Holland, Nederland Parallel Consulting Voltijd € 70.000 - € 90.000 Contract

    Get AI-powered advice on this job and more exclusive features.Direct message the job poster from Parallel ConsultingManaging Consultant Tech Parallel Consulting - EuropeFreelance Data Engineer – via ParallelStart: 1 September 2025End: 1 March 2026About the RoleWe're recruiting a freelance Data Engineer to join a large-scale corporate data & analytics...

  • Senior BI Developer

    5 dagen geleden


    Rotterdam, Zuid-Holland, Nederland Levy Professionals Voltijd € 70.000 - € 100.000 Contract

    Senior BI Developer | 12-month project | International Engineering Organization For our client, a large international engineering organization, we're looking for a senior BI Developer who wants to do more than build dashboards. Working side by side with engineers, you turn operational data into better decisions and challenge how things are done. A 12-month...


  • Rotterdam, Zuid-Holland, Nederland Monday Merch Voltijd € 3.400 - € 4.100 Tijdelijk

    Job descriptionThe Performance Marketeer We’re looking for a hands-on, experienced Performance Marketeer to join our growth team in Rotterdam. Monday Merch is one of the fastest-growing companies in the Netherlands. We give companies worldwide one place for all their merch: design, production, long-term storage, online stores and events, in 15+...

  • Project Leader

    1 maand geleden


    Rotterdam, Nederland We ARE Recruitment Group Voltijd

    Interim Project Leader – Gas Network Calculations For one of our clients, we are looking for an Interim Project Leader to modernize the gas network calculation model. In this project-based role, you will support strategic decision-making regarding the future gas calculation model and develop a clear, widely supported plan for its further development and...


  • Rotterdam, Nederland We ARE Recruitment Group Voltijd

    Job Title: Business- & Implementatie Consultant EO Role Summary We are currently sourcing for an experienced Business & Implementation Consultant to support a large-scale digital transformation program within a complex organization. In this role, you will drive the implementation and adoption of a new GIS-based system, working closely with business teams,...

  • Senior Business Developer

    1 maand geleden


    Rotterdam, South Holland, Nederland Topshore Voltijd

    Senior Business Developer at Bureau Veritas About Our Client Bureau Veritas is een wereldwijd toonaangevende organisatie op het gebied van inspectie, certificering en testen. Met ruim 84.000 medewerkers actief in 140 landen, biedt Bureau Veritas oplossingen die bijdragen aan kwaliteit, veiligheid en duurzaamheid. De functie van Senior Business Developer...

  • System Administrator

    1 maand geleden


    Rotterdam, Nederland We ARE Recruitment Group Voltijd

    System Administrator  We currently need support with implementing ISMS measures, cleaning up Active Directory for IAM, implementing security policies, and optimizing patches on critical infrastructure. This is temporary support needed to catch up on technical debt; it is not a permanent role. As a System Administrator within OT Platforms, you will work on...


  • Rotterdam, South Holland, Nederland Solvism Voltijd € 58.000 - € 93.600 Contract

    What if you could build detection systems that protect critical national infrastructure — and shape the entire security stack from day one? Cybersecurity is more than compliance — it’s infrastructure. We’re launching a new cybersecurity startup to protect cloud-native systems behind critical public services. As our first detection engineer, you’ll...