Available to hire
I’m Leon Vink, a Dutch full-stack software developer and entrepreneur. I have hands-on experience with Java, Spring Boot, frontend frameworks, cloud, and DevOps, and I enjoy building scalable systems, web apps, and dashboards. Trained at Capgemini and have delivered projects for financial institutions, focusing on reliable, maintainable solutions.
As founder of Triventura and Webaroo Digital, I design and ship innovative applications and platforms, with a passion for solid architecture, cloud solutions, and delivering high-quality software.
Skills
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Language
Dutch
Fluent
English
Advanced
Portuguese
Advanced
Spanish; Castilian
Intermediate
German
Intermediate
Work Experience
Software Developer (Full-Stack) at Nationale Nederlanden (NN)
January 1, 2022 - September 11, 2025Managed and created new features for internal Java applications, improving stability and usability; participated in migration projects migrating applications and databases to new environments.
Java Developer Trainee at Capgemini
December 31, 2018 - September 11, 2025Completed intensive training in Java, Spring, JUnit, and Agile methodologies; outsourced to ABN AMRO and Nationale Nederlanden, applying backend and frontend skills in client projects.
Software Developer (Full-Stack) at Nationale Nederlanden (NN)
January 1, 2022 - September 11, 2025Frontend and backend developer. Managed and created new features for internal Java applications, improving stability and usability. Participated in replatforming project, migrating applications and databases to new environments.
Java Developer Trainee at Capgemini
December 31, 2018 - September 11, 2025Completed intensive training in Java, Spring, JUnit, and Agile methodologies. Outsourced to ABN AMRO and Nationale Nederlanden, applying backend and frontend skills in client projects.
Software Developer (Full-Stack) at Nationale Nederlanden (NN)
January 1, 2022 - September 11, 2025Built an internal dashboard for compliance monitoring. Developed backend services, APIs with automated testing.
Java Developer Trainee at Capgemini
December 31, 2018 - September 11, 2025Completed intensive training in Java, Spring, JUnit, and Agile methodologies. Outsourced to ABN AMRO and Nationale Nederlanden, applying backend and frontend skills in client projects.
Founder & Software Developer at Triventura
January 1, 2023 - PresentEstablished a web & app creation platform; designed and built server, backend, frontend, and database layers, delivering tailored solutions for clients.
Founder & Software Developer at Webaroo Digital
January 1, 2025 - PresentFounded to deliver innovative applications and platforms; built tailored solutions with a focus on architecture, cloud, and performance.
Education
Bachelor Physics & Astrophysics at University of Amsterdam
January 1, 2011 - January 1, 2014Master of Physics at University of Amsterdam
January 1, 2014 - January 1, 2016Master of Physics at University of Amsterdam
January 1, 2014 - January 1, 2016Bachelor of Physics & Astrophysics at University of Amsterdam
January 1, 2011 - January 1, 2014Master of Physics at University of Amsterdam
January 1, 2014 - January 1, 2016Bachelor of Physics & Astrophysics at University of Amsterdam
January 1, 2011 - January 1, 2014Qualifications
Java Developer Trainee
January 1, 2018 - December 31, 2018Java Developer Trainee
January 1, 2018 - December 31, 2018Industry Experience
Software & Internet, Financial Services, Professional Services, Education, Media & Entertainment, Computers & Electronics
Skills
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Hire a Full Stack Developer
We have the best full stack developer experts on Twine. Hire a full stack developer in Amsterdam today.