I’m Martijn Cuppens, a product lead and product engineer who’s spent 15 years building and improving web platforms—from startups and agencies to open source. I founded a company, helped shape a framework used by millions of developers, and later led product improvements at a browser security startup by turning feedback from sales, prospects, and customers into practical priorities and shipped outcomes. What I enjoy most is bridging product and engineering: I translate customer problems into clear MVPs, define roadmaps that consider feasibility and cost, and keep compliance and stakeholder communication in view from day one. I’ve led end-to-end product lifecycles (discovery through launch), migrated products to more cost-efficient systems, and ensured teams work with strong standards—so we can deliver faster without losing quality.…

Martijn Cuppens

I’m Martijn Cuppens, a product lead and product engineer who’s spent 15 years building and improving web platforms—from startups and agencies to open source. I founded a company, helped shape a framework used by millions of developers, and later led product improvements at a browser security startup by turning feedback from sales, prospects, and customers into practical priorities and shipped outcomes. What I enjoy most is bridging product and engineering: I translate customer problems into clear MVPs, define roadmaps that consider feasibility and cost, and keep compliance and stakeholder communication in view from day one. I’ve led end-to-end product lifecycles (discovery through launch), migrated products to more cost-efficient systems, and ensured teams work with strong standards—so we can deliver faster without losing quality.…

Next availability:
November 1, 2026

I’m Martijn Cuppens, a product lead and product engineer who’s spent 15 years building and improving web platforms—from startups and agencies to open source. I founded a company, helped shape a framework used by millions of developers, and later led product improvements at a browser security startup by turning feedback from sales, prospects, and customers into practical priorities and shipped outcomes.

What I enjoy most is bridging product and engineering: I translate customer problems into clear MVPs, define roadmaps that consider feasibility and cost, and keep compliance and stakeholder communication in view from day one. I’ve led end-to-end product lifecycles (discovery through launch), migrated products to more cost-efficient systems, and ensured teams work with strong standards—so we can deliver faster without losing quality.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Intermediate

Language

English
Fluent
Dutch
Fluent
French
Advanced
German
Beginner

Work Experience

Principal Product Engineer at c/side
November 1, 2024 - October 1, 2026
Browser security startup that monitors and controls third-party scripts on websites. Focus on turning customer and stakeholder feedback into product improvements while ensuring changes are feasible for engineering teams and delivered reliably.
Freelance Tech Lead, Product Team at zapfloor
November 1, 2022 - July 1, 2023
Supported a SaaS scale-up for flexible workspace management as a freelance tech lead for the product team.
Founder & Product Lead at VerveQuest
April 1, 2021 - November 1, 2024
Location-based experience platform with GPS-guided routes where content, quizzes, and challenges unlock on location for both consumers and organizations. Led the move to a new dashboard shaped by sales, prospect, and customer feedback. Migrated the product to a more cost-efficient system, cutting server load by 4x and reducing maintenance effort. Introduced script dependency visualization to make dependency chains and anomalies clear for customers, and turned PCI DSS 4.0.1 requirements into product requirements. Owned discovery, product design, development, launch, and marketing, including a partnership with UHasselt and a tailored soft-skills experience for its student entrepreneurship programme.
Process Consultant & Developer at Sevendays
January 1, 2021 - December 31, 2024
Worked as a process consultant and developer, helping improve delivery practices and supporting development work.
Frontend Lead at Intracto (now iO)
June 1, 2019 - March 1, 2021
Frontend lead responsible for delivery and technical direction for web projects, working closely with stakeholders to shape UX and requirements and delivering a range of frontend solutions.
Core Team Member, CSS Lead at Bootstrap
October 1, 2018 - December 1, 2021
Core team member and CSS lead for Bootstrap, helping make product decisions in public for a large developer community, balancing community requests with backward compatibility, consistency, and long-term maintainability. Brought in RFS and led two of Bootstrap 5’s biggest features: the new grid and the utility API.
Frontend & Service Developer at Intracto (now iO)
October 1, 2015 - June 1, 2019
Developed frontend and service components while building corporate sites, webshops, configurators, and Vue apps for clients from small to large scale.
Web Developer at Pure Communication — Canvas, Ketnet, PXL, LUCA School of Arts
January 1, 2013 - December 31, 2015
Built and delivered web experiences for multiple brands/education contexts, including work as a student developer on Max+ and Future Talents. Helped improve agency delivery by introducing clearer communication formats and shorter, focused meetings; aligned frontend and backend around features owned end to end with QA practices and code standards.

Education

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Qualifications

Industry Experience

Software & Internet, Professional Services, Computers & Electronics, Media & Entertainment, Education, Financial Services, Non-Profit Organization

Experience Level

Expert
Expert
Expert
Expert
Expert
Intermediate

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