Sebastian Vogelsang
Custodian at Birdsong Apps GmbH
Berlin, Germany
Summary
👤
Senior🎓
Top SchoolSebastian Vogelsang is a seasoned technologist and entrepreneur based in Berlin with over 16 years of hands-on experience spanning software development, system administration, and product leadership. He holds an M.Sc. in Applied Computer Science from Georg-August-Universität Göttingen and augmented his training with studies at UC San Diego, grounding his work in both rigorous academics and practical engineering. As a long-time freelancer turned founder and now custodian at Eurosky and CEO of Birdsong Apps GmbH, he blends independent consulting agility with company-building discipline. His interests include ATProto and open social innovation, reflecting a commitment to decentralized, interoperable platforms rather than conventional siloed systems. Known for quietly sustaining long-term projects since the early 2000s, he brings institutional memory and reliability to fast-moving teams. Colleagues value him for bridging research-grade thinking with pragmatic delivery across infrastructure and application stacks.
16 years of coding experience
4 years of employment as a software developer
University of California, San DiegoM.Sc., Applied Computer Science, 1.5, M.Sc., Applied Computer Science, 1.5 at Georg-August-Universität Göttingen
German, English, French, Spanish
Stackoverflow
2,905reputation
223kreached
22answers
21questions
pdf
top-5%
Github Skills (153)
cocoa10
ruby10
automation10
hud10
swiftui10
observer10
social-networking10
obj10
swift10
android-apps10
hero10
layout10
fastlane10
android10
pie-chart10
Programming languages (8)
Github contributions (5)
Goldblock/Goldblock.github.io
Feb 2016 - Jul 2018
Contributions:3 pushes in 2 years 6 months
seboslaw/skyfall
Jan 2024 - Nov 2024
A Ruby gem for streaming data from the Bluesky/AtProto firehose
Contributions:1 PR, 8 pushes, 1 branch in 10 months
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