Zvarych 

FRONTEND ENGINEER
Serhii Zvarych
[відкрити контакти](див. вище в блоці «контактна інформація») @Serzhj1 [відкрити контакти](див. вище в блоці «контактна інформація») [відкрити контакти](див. вище в блоці «контактна інформація») Kyiv, Ukraine

PROFILE
I value a constructive, respectful team culture and deliver tasks with structural precision. Passionate about coding,
I drive productivity and contribute to mutual growth for the team and company. 3+ years in English-speaking
environments.

PROFESSIONAL EXPERIENCE EDUCATION

Freelance | 10.2025 – 03.2026 Kyiv National University of Trade
Software Development Engineer and Economics
End-to-End Engineered and launched two web projects from scratch, delivering Bachelor of International Trade
pixel-perfect, fully responsive frontend solutions. Orchestrated deployment on and Law faculty, Law, Financial
virtual servers (VPS) using Docker, containerizing application modules to ensure Law.
environment consistency and scalability. Defined the full-stack architecture, 2017 - 2021
ensuring modularity and high performance from initial prototype to production.
Managed the entire development lifecycle, from UI/UX implementation to final
deployment and server-side configuration. LANGUAGES
Next.js, TypeScript, Tailwind, Zustand, Docker, VPS
English ─ B1 - B2
Deutsch ─ A1 - A2
Startup Insider | 10.2024 – 10.2025
Frontend Engineer
Ukrainian ─ C2 (mother language)
Participated a major project with complex functionality. Conducted a
comprehensive UI redesign, transitioning styles from inline-styles to modern
solution, and developed numerous new responsive pages and routes. Enhanced TECH STACK
the application by updating approximately 3/4 of its logic and establishing robust
client-server communication. Implemented unit tests and improved Next.js, React
performance, focusing on SEO optimization utilizing Next.js features. Debugged
JavaScript, TypeScript
extensively and refined state management and API request logic, covering
authentication, account settings, and media file management. Redux, Zustand, MobX
Next.js, Typescript, Redux Tailwind CSS, SCSS

ZenwayCode | 10.2021 – 10.2024 Other technologies related to

Frontend Engineer different projects
Architecting and developing high-quality, scalable, and reusable UI/UX
components and frontend architectures. Designing and optimizing advanced
data management strategies, including complex caching mechanisms and real-
time data synchronization. Driving application performance improvements with
a focus on Core Web Vitals and seamless user experiences. Leading large-scale
global application redesigns and modular system updates without disrupting
service continuity. Refactoring legacy codebases to improve maintainability,
extensibility, and modern development standards. Collaborating with
stakeholders to translate complex business logic into robust functional features.
Ensuring code reliability through comprehensive testing strategies and rigorous
peer reviews.
Next.js, React, TypeScript

Державна IT-компанія ДП «ІНФОТЕХ» | 09.2019 – 09.2021
Frontend Engineer
Maintaining an existing project and refactoring legacy code. Migrating the
codebase from JS to TS. Ensuring stability through Unit test coverage.
Developing new reusable components, functionality, and features.
React, Typescript, Redux, RTK Query, Jest & Enzyme