Sergey Klochkov
Senior Software Engineer at Holland & Barrett
Barcelona, Catalonia, Spain
Summary
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Senior🎓
Top SchoolSergey Klochkov is a Senior Software Engineer based in Barcelona with seven years of experience building scalable, user-focused web products across e-commerce, finance, and social platforms. He has a strong front-end pedigree—shipping responsive mobile-first interfaces, rebuilding app skeletons from scratch, and modernizing legacy stacks (including a move to Redux Toolkit and Cypress). At VK and Holland & Barrett he led fast turnarounds like a two-month WebView marketplace management build and ongoing full-stack delivery at an international retailer. Sergey pairs hands-on implementation with cross-functional collaboration, mentoring and interviewing, and a knack for turning designer-led ideas into production-ready flows. His background includes Mas‑/Bachelor’s degrees in IT and repeated experience migrating repos, UI kits, and test tooling, reflecting both technical depth and operational discipline.
7 years of coding experience
5 years of employment as a software developer
Bachelor's degree, Information Technology, Bachelor's degree, Information Technology at Rostov State Transport UniversityMaster's degree, Information Technology, Master's degree, Information Technology at ITMO University
English, RussianProgramming languages (1)
Github contributions (5)
figaf/cpi-gradle-plugin
Nov 2020 - Jul 2022
Contributions:5 commits, 5 PRs, 2 pushes in 1 year 8 months
xmonoid/UnicornSaberFight
Dec 2018 - Mar 2019
Contributions:12 pushes, 2 branches in 3 months
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