Юля

Julia Vaskul
Ivano-Frankivsk, Ukraine | [відкрити контакти](див. вище в блоці «контактна інформація»)

SUMMARY

Front-End Developer with 4 years of experience building scalable, high-performance web applications. Specialized in React.js
and Next.js with strong focus on performance, accessibility, and user experience. Experienced in A/B testing, Playwright, and
data-driven product improvements.

EXPERIENCE

Front-End Developer — Zutobi Feb 2025 – Present

Ran A/B tests using GrowthBook, optimizing user flows and improving conversion metrics
Developed production features using Next.js and React
Collaborated with product and marketing teams to deliver data-driven improvements
Improved performance and UX across key parts of the application
Implemented end-to-end testing with Playwright, reducing regression issues and improving release confidence

Front-End Developer — ArtCode Aug 2022 – Feb 2025

Built scalable web applications and reusable UI systems using React and Next.js
Collaborated with backend teams to integrate APIs and improve system reliability
Communicated directly with clients to define requirements and propose solutions
Led architecture decisions and contributed to performance and accessibility improvements
Mentored trainee developer and participated in code reviews

Key Projects:

B2B Marketplace – Developed reusable components, integrated APIs
Invoice App (Fullstack) – Built full frontend & backend (Node.js, MongoDB)
Marketing Portal – Migrated legacy jQuery app to React, improved performance
Admin Panel for B2B Marketplace – Built from scratch, mentored junior dev
Harvest Tracking App – Developed architecture

Junior Front-End Developer — 4ireLabs Feb 2022 – Jul 2022

Built responsive UI components and integrated with smart contracts
Worked with Web3 technologies (Ethereum, NEAR)

STEM Teacher — Inventor Sep 2020 – Nov 2022

Taught web development, robotics, and game development (Unity, C#) for students aged 6–14

SKILLS

JavaScript HTML CSS TypeScript React Next.js Node.js Redux Playwright GrowthBook GraphQL

Tailwind Styled Components Material UI SCSS Performance Optimization Accessibility Git

LANGUAGES

English — Upper-Intermediate