Alexander Rösel
Senior Software Engineer at Packmatic
Berlin, Germany
Summary
🤩
Rockstar🎓
Top SchoolAlexander Rösel is a Senior Software Engineer based in Berlin with 14 years of hands-on experience building full-stack web and cloud-native applications. He has a proven track record across startups and scale-ups—from co-founding apitrary to shaping developer experience and cloud tools at companies like Tailwarden, Ultimate, and recent roles at Packmatic and Packa. Comfortable across frontend and backend stacks (TypeScript, React, Node, Java, Ruby, AWS), he often operates at the intersection of developer experience and cloud architecture, having served as both founding engineer and cloud architect. Alexander’s background includes leading frontend chapters, shipping cloud-agnostic tooling, and driving open-source-friendly products, reflecting a practical blend of product sensibility and deep technical craft. Unusually, his resume shows parallel engagements and short, impactful stints that suggest a preference for high-leverage problem solving and rapid iteration.
14 years of coding experience
14 years of employment as a software developer
Assistant in Business Informatics, Assistant in Business Informatics at IFB Pirna GmbH
German, English
Github Skills (87)
cost-optimization10
gcp10
cloud-control10
inventory-management10
tencent10
digitalocean10
azure10
linode10
kubernetes10
open-source10
aws10
paymill10
ruby-wrapper9
angularjs9
html8
Programming languages (9)
Github contributions (5)
Traxmaxx/Traxmaxx
Sep 2022 - Dec 2025
Contributions:10 pushes, 1 branch in 3 years 3 months
Traxmaxx/dotfiles
Mar 2025 - Apr 2026
Contributions:49 pushes, 2 branches in 1 year 2 months
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