Maintainer for: TASTy intermediate representation; Scala 2 forward-compat with Scala 3; Scala 3 incremental compilation & pipelined builds; Scala 3 type-class derivation framework. Co-author of TASTy Query library. Redesigned scala-lang.org homepage. Presented work at many conferences and meet-ups (e.g. Scala Days). GSOC mentor/admin. Mentored EPFL student projects. Technical writer for blogs, documentation, Advent of Code.

Maintained server backend in Java and Spring Framework. Scrum development process. Automation of network switch configuration, booking systems. New stream processing service for call rating with management and alerts built in.

Created a full-stack customer portal for a cloud software subscription service. Users can register and manage subscriptions, with payments processed through Stripe. Notifications sent through Mailchimp. Skills learned such as web design, form validation, database management, MVC architecture.