Tristan Himmelman
Senior Engineering Manager at Wealthsimple
Old Toronto, Ontario, Canada
Summary
🤩
Rockstar🎓
Top SchoolTristan Himmelman is a Senior Engineering Manager with 13 years building consumer-facing products across mobile, web, voice and desktop, currently leading engineering at Wealthsimple from Toronto. He excels at shipping fast, iterating on simple designs, and bridging engineering, product and design to take ideas from prototype to production. His background includes directing emerging technology at Hearst—launching multiple voice apps and AR/ML prototypes—and hands-on mobile work that scaled apps to millions of users. An active open-source contributor, Tristan’s iOS libraries (contact picker, navigation helpers) and AlamofireObjectMapper extensions show a blend of pragmatic API design and maintainability-focused refactors. He favors cross-functional teams, rapid experimentation, and developer-friendly code, and brings a physics-informed, systems-minded approach from his software engineering education at McGill.
13 years of coding experience
10 years of employment as a software developer
Champlain St. Lawrence CollegeBachelor of Science (B.Sc.), Major in Software Engineering with a Minor in Physics, Bachelor of Science (B.Sc.), Major in Software Engineering with a Minor in Physics at McGill University
English, French, Spanish
Stackoverflow
286reputation
15kreached
5answers
0questions
Github Skills (18)
json10
objective-c10
ios10
user-interface10
ui-framework10
uinavigationcontroller10
swift10
object-mapper10
alamofire10
uiscrollview10
ui-design9
uitableview9
autolayout8
cocoapods7
carthage6
Programming languages (4)
Github contributions (5)
tristanhimmelman/AlamofireObjectMapper
Apr 2015 - Dec 2019
An Alamofire extension which converts JSON response data into swift objects using ObjectMapper
Role in this project:
Back-end Developer
Back-end DeveloperContributions:45 releases, 222 commits, 86 PRs in 4 years 8 months
Contributions summary:Tristan primarily contributed to the `AlamofireObjectMapper` project, which is an extension for Alamofire to convert JSON response data into Swift objects using ObjectMapper. The user added core features such as Alamofire Request extensions, support for mapping array responses, and the ability to map to existing objects. These changes involved modifying the core functionality of the project.
alamofirejson-responseobject-mapperswift
tristanhimmelman/THContactPicker
Nov 2012 - Jan 2016
An iOS view used for selecting contacts. This view is inspired by the contact selection in the iOS Mail and Messages apps
Role in this project:Mobile Developer (iOS)
Mobile Developer (iOS)Contributions:4 releases, 51 commits, 17 PRs in 3 years 2 months
Contributions summary:Tristan primarily focused on implementing features and refactoring code within the iOS contact picker view. Their contributions included forwarding text field return events to a delegate and supporting adding contacts using the return key. The user also refactored the codebase, changing `textView` references to `textField` and breaking down the `layoutSubviews` function into smaller components. These changes improved the functionality and maintainability of the contact picker view.
ios
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