Hi, I'm Jan

Creative Low Code developer from Haarlem.

Connect with me at LinkedIn
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Playful at heart

Experimenting generates new insights.

Critical thinker

Keep reinventing by analyzing yourselves.

Learning by doing

Theory gets you halfway.


Outsystems Traditional Web
Outsystems Reactive
Outsystems Mobile
JavaScript ES6
Adobe Illustrator

Places I've worked at

Ahold Delhaize

Nov 2023 - current

DevOps Engineer

Currently working for Ahold Delhaize.

Rijk Zwaan

Aug 2020 - Oct 2023

Outsystems Developer

Had the opportunity to work for Rijk Zwaan, a global leader in vegetable seed production. I have created and maintained more than 15 applications for various departments, using Traditional Web, Reactive and Mobile. I have faced many exciting technical challenges and learned to work effectively in a SCRUM environment. I value my team members and our collaborative approach to ensure code quality and clear roles.

Qiss IT

Jan 2019 - Sep 2020

IT Support Engineer

Building upon my fundamental IT support knowledge, I started to develop a solid foundation of technical skills and customer service as consultant at Rijk Zwaan. Some of the advanced topics I have learned include MobileIron, a mobile device management tool and Ivanti Automation, which can be provision and automate software. I have also supported Rijk Zwaan's users with various technical issues and enjoyed the personal contact with them. One of my achievements was managing a project to migrate laptops to Windows 10. Additionally, I gained experience in troubleshooting and writing documentation for IT systems and procedures.


Aug 2017 - Jan 2019

ICT Service desk employee

I was part of the Zuidwester's small IT team, a non-profit organization that supports and cares for individuals with intellectual disabilities. As a Service Desk employee, my main tasks included managing devices and workspaces, providing local IT support, and conducting training sessions. One project that I'm proud of is the migration of 1500 users to Office365. Working with a small team, we planned and oversaw the smooth transition with our supplier. This involved coming up with a migration strategy, scheduling deployment dates, and delivering on-site training.

Masters that Matter

Jan 2016 - Dec 2016

Intern Product designer

I had the opportunity to intern at Masters that matter, a foundation that works on solving social problems. My main project was 'COMMUNITY PLASTICS', which involved collecting and processing plastic waste from the local community. I experimented with different ways of transforming the plastic into new and beautiful products, which I designed myself. I also established a network of local sources for the plastic materials, and created a brand identity for 'COMMUNITY PLASTICS'.

What I've learned

Security Specialist

Apr 2023


Through this course, I gained a solid grasp of the security principles and techniques that apply to Outsystems development. I learned how to protect the data, logic and users of my applications from common threats and vulnerabilities. I also acquired the skills to implement secure authentication, authorization, encryption, and auditing in my projects. By applying these best practices, I can ensure that my applications meet the highest standards of trust and reliability.

Expert Traditional Web Developer

Jun 2022


I have successfully completed the Expert Traditional Web Developer certification exam. This certification demonstrates my proficiency in OutSystems Traditional Web development, including various aspects such as environment configuration, development best practices, architecture and asynchronous processes. I have the skills and knowledge to design and architect quality solutions autonomously using OutSystems.

Professional Traditional Web Developer

May 2022


I have successfully passed the Professional Traditional Web Developer exam, which demonstrates my proficiency in advanced development topics such as integrations, architecture and performance. This exam covers a wide range of skills and knowledge that are essential for building high-quality web applications. I look forward to explore what new opportunities this opens up.

Architecture Specialist (Outsystems 11)

Dec 2021


Using Outsystems platform, I can design, build and maintain a good architectural landscape of Outsystems applications. This is proven by my Outsystems Architecture Specialist certification, which I have successfully completed. It taught me how to ensure high-quality, scalable and secure solutions by applying best practices, patterns and principles.

Associate Reactive Developer (Outsystems 11)

Nov 2021


I completed the Associate Reactive Developer course, which covers the fundamentals of Reactive web development with Outsystems 11. I learned how to use Outsystems to create Reactive web apps that are fast, responsive and scalable, as well as how to apply best practices and patterns for Reactive web development.

Mobile Developer Specialist (OutSystems 11)

Oct 2021


Going beyond the basics of building Outsystems applications. Certified for the Mobile Developer Specialist course, which focuses on the developing native apps with offline scenarios.

Professional Scrum Master

Jan 2021


Certified for Professional Scrum Master 1 course. Learned more about topics as Agile work processes, SCRUM roles and responsibilities.

Web Development skill path

Dec 2020


Followed the Web development course path. Learning Javascript, CSS & HTML. See my work to see what I've made so far!

Associate Traditional Web developer (Outsystems 11)

Jan 2020


Certified for the Traditional Web developer course. Able to build web apps based on Outsystems 11.

MS300: Managing Office 365

Dec 2019


Earned MS300 certification for deploying and managing Office365 at PeopleCert.


May 2019


Earned ITIL V3 certification for managing IT business processes at Microsoft.

HBO Bachelor of Arts: Product design

May 2017

Willem de Kooning Academie, Rotterdam

Graduated at HBO bachelor Product designer at Willem the Kooning Academy. Learned managing creative processes like prototyping, testing and researching a target audience.

HAVO: Senior general secondary education

Jun 2012

CSG Prints Maurits

Graduated at HAVO at CSG Prins Maurits.