Thomas Visser
Software Developer at Hartwig Medical Foundation
Randstad, Netherlands
Summary
🤩
Rockstar🎓
Top SchoolThomas Visser is a seasoned mobile software developer with 13 years of experience leading iOS and Android teams, currently building software at Hartwig Medical Foundation after a multi-year tenure scaling mobile retail platforms at Highstreet Mobile and NewStore. He blends hands-on engineering with team leadership, shipping cross-platform mobile features and shaping an approach that works well for both ecosystems. An occasional conference speaker and blogger, he also contributes to Swift open-source—most notably improving the widely used antitypical/Result type for clearer Result modelling and Swift 3 compatibility. Early-career indie success (a game with over 400k downloads) and research experience at USC reflect a mix of product-minded creativity and academic rigor. Based in the Randstad, he favors pragmatic solutions that balance performance, developer ergonomics, and client impact.
13 years of coding experience
19 years of employment as a software developer
MSc Human Media Interaction, MSc Human Media Interaction at University of TwenteGymnasium ApeldoornMinor Geo-data processing and spatial information, Minor Geo-data processing and spatial information at International Institute for Geo-Information Science and Earth Observation
English, Dutch, French, German
Github Skills (5)
type-system10
error-handling10
swift10
protocol-oriented10
documentation9
Programming languages (9)
Github contributions (5)
antitypical/Result
Jun 2015 - Jul 2017
Swift type modelling the success/failure of arbitrary operations.
Role in this project:
Backend Developer
Backend DeveloperContributions:3 releases, 14 commits, 5 PRs in 2 years 1 month
Contributions summary:Thomas primarily contributed to the `antitypical/result` repository by implementing and refining a `Result` type in Swift. Their work involved defining a `ResultType` protocol, moving its definition to a separate file, and adding initializers. The user also added documentation, fixed typos, and updated the code for Swift 3 compatibility, reflecting a focus on enhancing the type's functionality and usability.
modellingswiftsuccessarbitrary
kiez/togo
May 2014 - May 2014
Contributions:48 commits in 1 day
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.