Johan Mudsam
Principal Software Engineer at Thumbtack
Boulder, Colorado, United States
Summary
🤩
Rockstar🎓
Top SchoolJohan Mudsam is a Principal Software Engineer based in Boulder, Colorado, with over 11 years of focused software engineering experience and a broader telecom and systems background stretching back decades. He has held senior technical and leadership roles—from Principal Big Data Engineer at AT&T to Director of Engineering at Realtor.com—and now drives platform and delivery at Thumbtack. Johan blends hands-on backend development (notably contributing bug fixes to the popular Scala language server Metals) with strategic architecture and people leadership across large-scale, data-intensive systems. His career uniquely bridges telecom billing/charging platforms and modern cloud-native engineering, making him adept at translating complex domain requirements into robust, maintainable systems. Colleagues describe him as a pragmatic problem-solver who prioritizes code quality, observability, and operational resilience. He brings a rare combination of deep systems knowledge, open-source craftsmanship, and experience scaling engineering organizations.
11 years of coding experience
19 years of employment as a software developer
KTH Royal Institute of TechnologyUppsala University
English, Swedish
Github Skills (5)
scala10
ls10
file-watcher10
language-server10
ide9
Programming languages (5)
Github contributions (5)
scalameta/metals
Jan 2019 - Apr 2019
Scala language server with rich IDE features 🚀
Role in this project:
Back-end Developer
Back-end DeveloperContributions:17 commits, 7 PRs, 1 push in 2 months
Contributions summary:Johan contributed to the `metals` project by fixing bugs related to file watching and directory creation within the language server. They addressed issues in the FileWatcher class, ensuring proper handling of source directories and preventing the creation of non-existent directories. Additionally, the user made code formatting and syntax improvements, demonstrating a focus on code quality and maintainability. Their work primarily involved Scala code and interaction with the project's core functionality.
idelanguage-serverscalalspscalameta
mudsam/mudsam.github.io
May 2019 - Nov 2022
Contributions:1 push, 1 branch in 3 years 6 months
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