Denys Klymenko
Senior Software Engineer at Sigma Software Group
West Pomeranian Voivodeship, Poland
Summary
👤
Senior🎓
Top SchoolDenys Klymenko is a Senior Software Engineer with 11 years of experience building backend and full-stack systems, currently contributing to Sigma Software from Poland's West Pomeranian region. He progressed from freelance web development (PHP, Node.js, React, Angular) to focused engineering roles at Takeoff Technologies where he specialized in Clojure and later advanced to senior responsibilities. Denys combines practical hands-on development with a formal education in computer software engineering (MSc/BSc from Kyiv Polytechnic), enabling him to bridge engineering rigor and product delivery. His background includes both frontend and DBA work early in his career, which gives him a broad systems perspective uncommon in many backend-focused seniors. Known for steady progression into senior roles, he brings pragmatic problem solving and cross-stack fluency to distributed systems and backend services. Colleagues describe him as a reliable engineer who adapts quickly to new languages and architectures while keeping delivery momentum.
10 years of coding experience
5 years of employment as a software developer
Igor Sikorsky Kyiv Polytechnic Institute
Github Skills (26)
lru9
json-validation9
babashka9
gcloud8
thin8
go-cache8
golang8
dsl8
edn8
reflection7
high-performance7
gcp-config-connector6
appengine6
go6
parser6
Programming languages (6)
Github contributions (5)
gameformush/MTA-server
Jun 2015 - Feb 2019
Contributions:6 pushes, 1 branch in 3 years 8 months
gameformush/kpi-labs
Sep 2017 - May 2019
Contributions:20 pushes, 1 branch in 1 year 8 months
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