Vlad

VLADYSLAV KRUHLOV
Frontend Developer
[відкрити контакти](див. вище в блоці «контактна інформація») | Kharkiv, Ukraine | Telegram | [відкрити контакти](див. вище в блоці «контактна інформація») | LinkedIn | GitHub

SUMMARY
Frontend Developer with 3+ years of experience building React and TypeScript applications for SaaS and insurance
products. Strong in performance optimization, reusable component systems, API integration, responsive UI, and
maintainable frontend architecture. Improved dashboard performance by 35%, reduced client-side defects by 25%,
and helped teams ship faster through component reuse, documentation, and code reviews.

CORE SKILLS

Languages JavaScript (ES6+), TypeScript, HTML5, CSS3

Frontend React, Next.js, Redux, MobX, responsive UI, accessibility (WCAG 2.1)

Styling Tailwind CSS, Material UI (MUI), Figma handoff

APIs & Backend REST APIs, GraphQL, WebSockets, Node.js, Express

Testing & Tools Jest, React Testing Library, Vite, Webpack, Git, GitHub Actions, Docker, Jira

EXPERIENCE
Software Engineer (Frontend), ProfITsoft - Xempus Deutschland GmbH Feb 2024 - Present
Improved performance of a core insurance dashboard by 35% through bundle optimization, code splitting, and
frontend delivery improvements.
Built 20+ reusable React components, reducing duplicate UI code and accelerating feature delivery by 40%.
Integrated REST APIs and improved error handling flows, reducing client-side defects by 25%.
Collaborated with backend and QA engineers in bi-weekly Agile sprints to deliver production-ready features.
Authored internal documentation and led code reviews focused on maintainability, consistency, and onboarding
speed.
Frontend Developer, UpUp Dec 2022 - Feb 2024
Refactored legacy JavaScript into React and ES6 modules, improving page load time by 45%.
Upgraded React and Webpack dependencies, reducing build time by 30% and improving project maintainability.
Implemented responsive, accessible interfaces aligned with WCAG 2.1 and modern frontend practices.
Created API documentation that reduced developer onboarding time by approximately one week.
Partnered with backend engineers to improve API integration quality and frontend delivery predictability.

EDUCATION
EPAM FrontEnd Online Program - Frontend Program Graduate, 2022
H. S. Skovoroda Kharkiv National Pedagogical University - Master's degree, Physical Education and Sport

LANGUAGES
English: Upper-intermediate (B2)
Ukrainian: Native