Dmitry Kovalchuk
Front-End Developer (React JS, Next JS) at ETI Software
Kyiv, Ukraine
Summary
🤩
Rockstar🎓
Top SchoolDmitry Kovalchuk is a Front-End Developer with 11 years of professional experience and 6+ years focused on building scalable React.js and Next.js applications, primarily across telecommunications, IoT, and fintech. He consistently delivers performance-driven interfaces—achieving measurable wins like a 40% page load reduction, SEO improvements, and higher user retention—while authoring reusable component libraries that cut development time by 25%. Comfortable bridging front- and back-end work, Dmitry has integrated complex APIs (including Google Maps) and contributed to backend tasks to accelerate releases and improve product functionality. He’s practiced in TypeScript, state management, and asynchronous programming, and pairs clean code discipline with mentoring and process improvements that reduced onboarding time by nearly 30%. Based in Kyiv, he also codes in Go and Python on GitHub, reflecting a curiosity beyond front-end that helps him solve cross-stack challenges.
11 years of coding experience
4 years of employment as a software developer
ENGLISH COURCES "INTERLINGUA"M.Sc. Accounting., M.Sc. Accounting. at Kyiv National Economic UniversityGOIT (FRONT-END)B.Sc. Accounting., B.Sc. Accounting. at State Tax University of Ukraine
English, Ukrainian, Russian
Github Skills (162)
python10
aiohttp10
graphql-api10
django10
croppie10
graphene10
orm10
graphql10
async9
sublime-text9
sdk9
image-processing9
jquery-plugin9
sentry9
autocomplete9
Programming languages (9)
Github contributions (5)
dima-kov/new-messages-Replace
May 2015 - Oct 2017
Contributions:2 PRs, 3 pushes, 3 branches in 2 years 6 months
wordpressforumdisplays
dima-kov/bookgo
Jun 2017 - Oct 2020
Web site for book exchange
Contributions:202 commits, 5 PRs, 116 pushes in 3 years 4 months
pythonexchangeweb-sitedjangocelery
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