Kostiantyn Poliakov
Senior Software Engineer at Proxet
Barcelona, Catalonia, Spain
Summary
👤
Senior🎓
Top SchoolKostiantyn Poliakov is a Senior Software Engineer based in Barcelona with over a decade of experience building high-load, scalable, and secure web applications across front-end and back-end stacks. He has progressed through senior frontend roles at firms like Luxoft and AllSTARSIT before moving to Proxet, demonstrating a steady track record of leading teams and improving code quality. Proficient in JavaScript, Node.js, and React, he pairs deep UI expertise with backend and database know-how, enabling end-to-end delivery on complex projects. Comfortable with system administration and performance-focused engineering, he often operates at the intersection of architecture and hands-on implementation. His background—rooted in computer programming and engineering studies in Ukraine—reflects both practical cross-stack experience and a consistent focus on scalable, production-ready systems. An understated strength is his ability to translate technical trade-offs for non-technical stakeholders, keeping projects aligned with business goals.
10 years of coding experience
10 years of employment as a software developer
Kharkiv National University of Radio ElectronicsБакалавр, Компьютерная инженерия, Бакалавр, Компьютерная инженерия at Восточноукраинский национальный университет имени Владимира Даля
Английский, Украинский
Github Skills (11)
component-based10
tree-component10
treeview10
vue10
tree10
react9
react-native9
typescript9
javascript9
ecosystem8
alias3
Programming languages (2)
Github contributions (5)
amsik/liquor-tree
Feb 2018 - Dec 2019
Tree component based on Vue.js
Contributions:3 releases, 122 commits, 27 PRs in 1 year 10 months
vuejscomponent-basedvue-jstreeviewtree-component
eyzy/eyzy
Aug 2018 - Jul 2022
Contributions:53 pushes, 1 branch in 3 years 11 months
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