Kostiantyn P
Software Engineer II, Consumer Entitlement at Microsoft
Estonia
Summary
👤
Senior🎓
Top SchoolKostiantyn P is a software engineer with 11 years of experience building resilient backend services, cloud integrations, and user-facing features across fintech and Microsoft products. He specializes in Node.js, Python, C#, and Azure, with a consistent track record of improving reliability, reducing maintenance overhead, and optimizing global subscription and payments systems. At Microsoft he led cross-team initiatives, accessibility improvements, and provider integrations for Skype and consumer entitlement services while mentoring new hires and interns. Previously he delivered real-time risk calculations and CRM integrations at MYJAR and helped shape CI/CD and test automation at Adcash. Based in Estonia and holding a Master’s in Software Engineering from the University of Tartu, he pairs strong engineering craft with practical operational experience. A Ukrainian developer who signals pride in his roots, he brings both steady execution and a collaborative approach to complex, production-scale systems.
11 years of coding experience
9 years of employment as a software developer
Bachelor's degree, Computer Engineering, Bachelor's degree, Computer Engineering at Odessa Polytechnic National UniversityMaster's degree, Software Engineering, Master's degree, Software Engineering at University of Tartu
English, Russian, Ukrainian
Stackoverflow
5,184reputation
550kreached
80answers
3questions
javascript
top-5%
angular
top-1%
rxjs
top-1%
observable
top-5%
Github Skills (149)
react-component10
observable10
reactive-programming10
baconjs10
angular10
deploying10
dom10
observables10
rxjs10
reactive-streams10
architecture9
reactive9
javascript9
browser9
stream9
Programming languages (8)
Github contributions (5)
recksjs/redogs
Nov 2019 - Aug 2020
🦆 Redux-like store on RxJS with effects
Contributions:15 commits, 7 pushes, 1 branch in 8 months
rxjsstate-managementredux-likereduxtypescript
kosich/react-rxjs-elements
Jul 2020 - Apr 2022
React component for RxJS content
Contributions:15 releases, 79 commits, 4 PRs in 1 year 9 months
react-componentreactrxjsreactive-streamsreactive-programming
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