Maarten Van Vliet
Management Of Change - Softwaredesk Engineer at NS
Bodegraven, South Holland, Netherlands
Summary
🤩
Rockstar🎓
Top SchoolMaarten Van Vliet is a pragmatic software and change-management professional with 17 years of experience blending processes, people and technology to deliver reliable IT solutions. Currently working as Management of Change - Softwaredesk Engineer at NS, he combines hands-on backend work with governance and quality consultancy skills developed across roles at Nederlandse Spoorwegen, Rijkswaterstaat and enterprise vendors. A long-term Elixir contributor, Maarten has improved core libraries like Ecto and Elixir itself and added practical features to community projects such as stripity-stripe and absinthe, showing attention to correctness, documentation and maintainability. He excels at translating complex requirements into testable, well-documented implementations and has a track record of improving developer ergonomics (formatters, error messages, documentation) rather than only adding features. Based in Bodegraven, he brings a systems mindset from a Bachelor in Business Informatics and a penchant for connecting operational realities with clean engineering. Quietly impactful, he often surfaces small but critical improvements—typo fixes, clearer errors, and better docs—that multiply team productivity.
17 years of coding experience
8 years of employment as a software developer
de goudse waardenBachelor of ICT, Bedrijfskundige Informatica, Bachelor of ICT, Bedrijfskundige Informatica at Hogeschool Utrecht
English, German
Stackoverflow
582reputation
9kreached
22answers
0questions
Github Skills (42)
code-formatting10
elixir10
testing10
plug10
el10
wpgraphql10
phoenix-liveview10
database-design10
parse10
wordpress-graphql10
phoenix-framework10
absinthe10
graphql10
option-parser10
ecto10
Programming languages (10)
Github contributions (5)
absinthe-graphql/absinthe
May 2018 - Nov 2022
The GraphQL toolkit for Elixir
Role in this project:
Back-end Developer & Documentation Specialist
Back-end Developer & Documentation SpecialistContributions:34 reviews, 161 commits, 74 PRs in 4 years 6 months
Contributions summary:Maarten primarily focused on enhancing the Absinthe GraphQL toolkit for Elixir. Their contributions include fixing documentation typos and inconsistencies, updating documentation for dataloader helper options, and adding documentation for the pipeline module. They also implemented code changes to utilize the Jason codec and fixed code errors related to module types.
servicesapirelayelixirgraphiql
beam-community/stripity-stripe
Jul 2018 - Aug 2019
An Elixir Library for Stripe
Role in this project:Back-end Developer
Back-end DeveloperContributions:3 reviews, 36 commits, 40 PRs in 1 year 1 month
Contributions summary:Maarten primarily contributed to the Elixir-based Stripe library, `stripity-stripe`, by adding features and fixing issues related to Stripe API interactions. Their work included implementing missing attributes in Stripe models like `Product`, `Coupon`, `Customer`, and `Invoice`. They also converted responses to structs, expanded test matrices, and addressed deprecated function warnings, demonstrating a focus on enhancing the library's functionality and maintaining code quality.
hexelixir-librarystripeelixirstripe-api
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.