Johannes Carlsen
Software Development Engineer II at Amazon
Seattle, Washington, United States
Summary
👤
Senior🎓
Top SchoolJohannes Carlsen is a Software Development Engineer II at Amazon Music in Seattle with nine years of hands-on experience building and operating web applications and services. He holds a B.A. in Mathematics and Computer Science from St. Olaf College, where he also developed and deployed a Django-based immersive web app for archaeology research and supported faculty applications. At Amazon he progressed from SDE I to SDE II, bringing production experience with containerized deployments (Docker) and a strong full-stack background. He combines rigorous mathematical thinking with practical engineering—comfortable translating research and data-driven requirements into maintainable systems. Beyond day-to-day product work, he has experience mentoring as an undergraduate teaching assistant and contributing to campus developer communities. Colleagues describe him as a pragmatic problem-solver who enjoys turning academic projects into production-quality software.
9 years of coding experience
3 years of employment as a software developer
Bachelor of Arts (B.A.), Mathematics and Computer Science, Bachelor of Arts (B.A.), Mathematics and Computer Science at St. Olaf College
Github Skills (22)
ios10
react-native10
typescript10
pocket10
android10
touchid9
javascript9
flutter9
tablet7
authentication6
popup6
popover5
react5
merge3
channel2
Programming languages (7)
Github contributions (5)
hannesmcman/chess-agent
Oct 2018 - Dec 2018
Contributions:53 commits, 9 PRs, 33 pushes in 1 month
hannesmcman/hannesmcman.github.io
Mar 2017 - Apr 2018
Contributions:38 pushes, 1 branch in 1 year 1 month
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