Marko Seppä
Senior Software Engineer at samedi GmbH
Berlin Metropolitan Area Germany
Summary
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Senior🎓
Top SchoolMarko Seppä is a Senior Software Engineer with 17 years of experience building Ruby on Rails backends and rich frontends with React/Backbone, complemented by solid Java credentials (Sun Certified Java Programmer). He blends hands-on development with server administration and DevOps responsibilities—AWS, Docker, Elasticsearch, Redis and database migrations are core strengths—often participating in on-call rotations and infrastructure planning. Marko has a track record of improving code quality and team velocity through TDD/BDD and agile practices, and has contributed to open source Rails tooling earlier in his career. Based between Berlin and Leipzig, he seeks fully remote roles in Germany while remaining available for periodic onsite events and training. Fluent in Finnish and English with good German (B1–B2), he brings a pragmatic, continuous-learning mindset and a long history of shipping reliable web systems.
18 years of coding experience
12 years of employment as a software developer
IT Technician, Vocational Qualification in Electrical Engineering, IT Technician, Vocational Qualification in Electrical Engineering at North Karelia CollegeBachelor Software Engineer, The Degree Programme in Information Technology, Bachelor Software Engineer, The Degree Programme in Information Technology at North Karelia University of Applied Sciences
Stackoverflow
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Github Skills (32)
gitbook10
cms10
webpush10
deprecated10
notification-service9
push-notifications9
wns9
windows-phone9
linter9
firebase-cloud-messaging9
ruby-on-rails8
code-analyzer8
rails8
pushy8
ruby8
Programming languages (6)
Github contributions (5)
mseppae/dot.files
Feb 2015 - Apr 2026
Contributions:130 pushes, 2 branches in 11 years 3 months
albertobraschi/adva_cms
Feb 2009 - Feb 2009
Contributions:24 commits in 7 days
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