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Hello I’m Senior Software Engineer with more than 13 years of experience. I’m looking for Frontend and FullStack role, but open for My main technologies are JavaScript, TypeScript, React, Node.…

Yevgeniy Slyusar

Front-End Developer, Web Developer, Full Stack Developer, +2

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Hello I’m Senior Software Engineer with more than 13 years of experience. I’m looking for Frontend and FullStack role, but open for My main technologies are JavaScript, TypeScript, React, Node.…

Available to hire

Hello I’m Senior Software Engineer with more than 13 years of experience. I’m looking for Frontend and FullStack role, but open for My main technologies are JavaScript, TypeScript, React, Node.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Language

English

Fluent

Ukrainian

Fluent

Russian

Fluent

Polish

Intermediate

Work Experience

Senior Frontend Engineer, CTO at CoinsPaid

October 1, 2024 - March 1, 2026

Led core UI kit and design system for the entire company, ensuring a unified UX/UI across applications. Drove technical integration across teams, established a versioned release cycle for the UI kit, and collaborated with product and UX teams while mentoring colleagues.

Senior Full-Stack Engineer at FinalSite (through Transcenda)

January 1, 2024 - August 1, 2025

Developing platform for managing and creating supply/demand orders for internal teams and partners.

Senior Frontend Engineer (React Engineer) at Remote

June 1, 2023 - November 1, 2023

Developed frontend for mobile SPA and hybrid iOS/Android app; implemented new UI and business features; migrated existing functionality to new codebase; built MVP dashboards using React, TypeScript, Tailwind and Vite.

Senior Software Engineer at Rail Europe (Loco2)

December 1, 2020 - November 1, 2022

Developed frontend/backend components for migration to modern stack; built dashboards and admin features; worked with JavaScript/TypeScript, React, Next.js, ESLint, AWS, Rails; led frontend/backend collaboration.

Senior Software Engineer at Xneelo (Hetzner Ltd)

November 1, 2019 - December 1, 2020

Developed front-end for several business modules (Billing, Orders, etc.) during migration to modern tech stack; implemented UI/UX redesigns; developed Billing and Orders modules; mentored colleagues; improved dev flow by extracting reusable components/hooks, eliminating local backend dependencies, integrating ESLint and unit tests.

Senior Software Developer at Forbytes

September 1, 2018 - June 1, 2019

Migrated and developed frontend parts of multiple projects; built MVP dashboards; used modern tools (React, TypeScript, Tailwind, Redux Toolkit, Vite); collaborated with product and UX teams; mentored juniors.

Software Engineer at DevCom

April 1, 2013 - July 1, 2014

Developed front-end and back-end parts for several business modules (Billing, Orders) as part of a migration to a modern tech stack; performed UI/UX redesigns and service improvements; mentored colleagues.

Software Engineer at SoftServe

May 1, 2012 - March 1, 2013

Developed frontend for main desktop application and mobile SPA; contributed to dashboards and modules; trained and mentored junior developers; collaborated with product/UX.

Software Developer at SoftServe

May 1, 2015 - September 1, 2018

Developed multiple projects for EU, USA and RSA clients; biggest project was a complex web application for a telecom company (B2B, B2C). Built dashboards, web chat, and social modules; mentored colleagues; contributed to UI/UX and testing.

Senior Frontend Engineer / CTO at CoinsPaid, Europe, Remote

October 1, 2024 - March 1, 2026

Led development of scalable design systems and unified UX/UI across multiple products; owned frontend migrations; delivered high-performance web apps; collaborated with product and UX teams; mentored engineers.

Senior Full-Stack Engineer at Shell (through Dev Vision), Europe, Remote

January 1, 2024 - August 1, 2025

Developed platform to manage and create internal/partner supply/demand orders; responsible for frontend and backend; wrote unit tests; mentored juniors; delivered MVP dashboards.

Senior Software Engineer at Remote

November 1, 2022 - May 1, 2023

Developed frontend features; prepared backend parts and SSR for frontend; consulted with clients on request; built MVP dashboards; guided junior developers.

Senior Software Engineer at Xneelo (Hetzner Ltd), South Africa, Remote

December 1, 2020 - November 1, 2022

Developed frontend for main desktop top app and mobile SPA; implemented new business features; migrated to a modern tech stack; UI/UX redesign; migrated SPA to Next.js and React on Rails.

Senior Software Engineer at ForBytes, Lviv, Ukraine

September 1, 2018 - June 1, 2019

Led full-stack development for multiple EU/USA/RSA projects; main telecom client project (B2B/B2C); maintained dashboards, web chat, and social modules; trained colleagues.

Software Developer at SoftServe, Lviv, Ukraine

May 1, 2015 - September 1, 2018

Developed several projects for EU, USA, and RSA clients; dashboards and backend/frontend work; mentored colleagues; contributed to migrations and new features.

Software Web Developer at ETAKOM, Lviv, Ukraine

August 1, 2014 - January 1, 2015

Developed dashboard application for a logistics startup.

Software Engineer at DevCom, Lviv, Ukraine

April 1, 2013 - July 1, 2014

Developed frontend and backend for eco-friendly housing project; API for mobile carrier network shop; frontend/backend integration.

Software Engineer at SoftServe, Lviv, Ukraine

May 1, 2012 - March 1, 2013

Developed projects for USA and EU clients; cross-solution advertising platform; frontend/backend work.

Freelancer / Independent Contractor at Self-employed / Product companies

January 1, 2019 - Present

Independent contractor for product companies since 2019; led frontend migrations, built dashboards, mentored teams, and delivered UI/UX improvements.