Marcel Sauer
Senior Developer Technical Design Lead at OTTO
Hamburg, Germany
Summary
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Senior🎓
Top SchoolMarcel Sauer is a Senior Developer and Technical Design Lead based in Hamburg with 15 years of experience architecting cloud-native, secure software for large retail and media organizations. Currently driving technical design at OTTO, he blends hands-on development with leadership experience from team lead and head-of-development roles at bonprix and EliteMedianet. Passionate about cloud and DevSecOps, he focuses on building resilient, observable systems and mentoring engineering teams to adopt secure, automated delivery practices. His background spans Java/JEE roots to modern cloud architectures, giving him a pragmatic perspective on legacy migration and scalable platform design. Known as a learner and mentor, he brings both people-first leadership and deep technical fluency to complex cross-functional projects. Outside work he balances engineering rigor with family life, which informs his practical, sustainable approach to team and system design.
15 years of coding experience
14 years of employment as a software developer
similar B.Sc. (Hons), similar B.Sc. (Hons) at University Of Applied Sciences Schmalkalden (Germany)
Stackoverflow
1reputation
0reached
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0questions
Github Skills (42)
on-the-fly10
strings9
google-photos-api8
java8
chronological8
dashboard8
monitoring8
mysql8
python-scripts7
visualization7
analytics7
prometheus7
elasticsearch7
data-visualization7
jenkins-ci7
Programming languages (3)
Github contributions (5)
niesfisch/tokenreplacer
Sep 2010 - May 2018
Token Replacer is a simple and small Java Library that helps replacing tokens in strings. You can replace the tokens with static values or create values "on-the-fly" by calling a generator. You can even pass arguments to the generator which makes it pretty powerful.
Contributions:82 commits, 1 PR, 3 pushes in 7 years 9 months
replacercallingtokensjava-librarystrings
niesfisch/java-code-tracer
May 2018 - Nov 2022
Contributions:7 commits, 16 pushes, 1 branch in 4 years 7 months
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