Андрій

Andrii Sherstiuk
React Frontend Developer
[open contact info](look above in the "contact info" section) [open contact info](look above in the "contact info" section) in/andrii-sherstiuk-a74751284/ Kamianske(Dnipro), Ukraine

ABOUT ME
Frontend Developer with 1.5+ year of commercial experience building scalable web applications using React and TypeScript.
Experienced in developing complex UI components, optimizing performance, and collaborating in cross-functional teams.
Focused on writing clean, maintainable code and continuously improving architecture and user experience.

EDUCATION
Bachelor of Computer Science
Kharkiv National University of Radioelectronics • Kharkiv, Ukraine

ADDITIONAL EDUCATION
Binary Studio Academy (Jul 2024 - Aug 2024)
I went through the lecture material and consolidated it with practice. There were two stages for joining the Academy, the first was
an entrance test, the second was 3 test tasks related to understanding GitHub, JS and NodeJS. Lectures and tasks were in English,
we also used Slack to communicate with the mentor and other participants and BitBucket to store completed tasks. We looked at
HTML, JS, TS, React, Redux Toolkit, Socket.IO, NodeJS, Express, Jest and a little Docker.

SKILLS
Core: React, TypeScript, JavaScript (ES6+), HTML5, CSS3, SCSS, Tailwind CSS, Material UI, i18n, React Router, Storybook, React Hook
Form, Yup, React Leaflet
State Management: Redux Toolkit, Zustand
Tools: Git, GitHub, BitBucket, Jira, ESLint, Postman.
Languages: Ukrainian (Native), English (B2).

EXPERIENCE
Frontend Developer – Teamvoy Jan 2025 – now, Remote
Internet Banking:
Tech Stack: TypeScript, React, MUI, HTML5, SCSS, Tailwind, React Router, ESLint, i18next, React Leaflet,
Storybook, Redux Toolkit.
• Developed key frontend features, including an interactive world map and admin dashboard sections used by internal
teams
• Built reusable and scalable UI components, reducing development time for new features
• Optimized rendering and component structure, improving UI responsiveness and reducing load time by ~15%
• Collaborated with backend and design teams to enhance user experience and reduce UI inconsistencies
• Participated in Agile processes (stand-ups, sprint planning, estimations) in a cross-functional team
• Performed code reviews, helping reduce bugs in production and improving overall code quality

Internal project:
Tech Stack: HTML, CSS, JS, Wordpress.
• Developed and refactored website sections, improving maintainability and reducing code duplication
• Proposed UI/UX improvements that increased user engagement and clarity of key pages
• Integrated third-party services for recruitment and lead management, improving internal workflows
• Improved SEO and website performance, increasing Lighthouse score by ~15% and improving page load speed

Frontend Developer – WinWin.travel Nov 2024 – Jan 2025, Remote
Tech Stack: TypeScript, HTML5, CSS3, Tailwind, React, React Router, ChakraUI, Zustand, i18next
Modern application that simplify hotel search experience.
• Developed reusable UI components for a hotel search platform, improving consistency across pages
• Implemented new features that enhanced user experience and booking flow
• Refactored existing components, reducing code complexity and improving maintainability
• Identified and fixed bugs, reducing UI issues and improving overall application stability