Ole Zierau
Principal Engineer at Axel Springer National Media & Tech GmbH & Co. KG
Berlin, Germany
Summary
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Top SchoolOle Zierau is a Principal Engineer based in Berlin with 14 years of experience designing and delivering scalable cloud-native systems and user-focused web and mobile applications. He blends hands-on full-stack development (TypeScript/JavaScript, Python, React, Node) with system and cloud architecture expertise across Kubernetes, GCP, Docker, and observability stacks. As a freelancer and tech lead he has guided international clients, agencies and startups, frequently bridging product management and engineering to ship resilient platforms. His background includes founding roles and CTO experience, plus data science work integrating TensorFlow, Pandas and analytics into production pipelines. Known for pragmatic tooling choices and a focus on future-proof architectures, he often leads teams through CI/CD, observability and API-driven design. Fluent in both strategic architecture and implementation, he excels at turning complex requirements into maintainable, scalable systems.
15 years of coding experience
8 years of employment as a software developer
Universität Rostock
Stackoverflow
1reputation
0reached
0answers
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Github Skills (35)
mac-app-store10
iphone10
pythonista10
xcode9
3d-models8
ios7
p5js7
html6
js6
3d6
javascript6
openscad6
opengl5
macos5
cad5
Programming languages (6)
Github contributions (5)
omz/AppSales-Mobile
Jul 2011 - Jan 2017
App Sales allows iPhone and Mac App Store developers to download and analyze their daily and weekly sales reports from iTunes Connect.
Contributions:14 commits, 3 PRs, 3 pushes in 5 years 6 months
iphonemac-app-store
omz/Pythonista
Jan 2025 - Aug 2025
Home of the Pythonista app on GitHub with discussions and links to other resources
Contributions:1 PR, 5 pushes, 1 comment in 6 months
pythonista
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