Alexey

Oleksii Chermalykh
Middle Frontend Developer
[открыть контакты](см. выше в блоке «контактная информация») [открыть контакты](см. выше в блоке «контактная информация») Odesa, Ukraine

alexey-chermalykh gh0styx oleksii.ch

Profile
Results-driven Middle Frontend Developer with 3+ years of experience specializing in building high-
performance web applications using React (Next.js) and Vue (Nuxt.js). Expert in TypeScript and modern
state management, with a proven track record of optimizing Core Web Vitals and architecting scalable UI
systems. Strong advocate for DX (Developer Experience) and TDD, proficient in bridging the gap between
frontend and backend via Node.js and Inertia.js to deliver seamless, accessible, and user-centric
products.

Skills
Technical Skills
Frontend: JavaScript (ES6+), TypeScript, React, Next.js, Vue.js, Nuxt.js, Angular, Inertia.js.
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State Management: Redux Toolkit, Zustand, Pinia, Tanstack Query (React Query).
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Styling & UI: Tailwind CSS, SCSS, Framer Motion, shadcn/ui, Radix UI, Storybook.
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Backend & DB: Node.js, Express, Laravel (Basic), Prisma, Zod, MongoDB, PostgreSQL, REST APIs.
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Testing & Tooling: Vitest, Playwright, Jest, React Testing Library, Git, Docker, CI/CD (GitLab/GitHub).
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Forms & Validation: React Hook Form, Zod, Yup.
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Soft Skills
Problem Solving: Analytical approach to complex technical challenges.
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Communication: Effective collaboration with cross-functional teams and stakeholders.
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Adaptability: Fast learner of new frameworks and changing project requirements.
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Ownership: Ability to work independently and take full responsibility for feature delivery.
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Professional Experience
Middle Frontend Developer, Wandry 07/2025 – Present
Architected and maintained high-performance cross-platform web applications using React.
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Optimized application performance by implementing code splitting, lazy loading, and component-
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level caching, resulting in a 20% improvement in Core Web Vitals.
Streamlined data flow by integrating complex RESTful APIs with Node.js/Express, reducing frontend-
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backend latency.
Mentored junior developers and maintained high code standards through rigorous code reviews and
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enforcing ESLint/Prettier configurations.
Junior Frontend Developer, Fernir 01/2024 – 07/2025
Developed secure Auth systems using JWT and OAuth2 (including refresh token logic), increasing
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application security.
Automated deployment processes by configuring CI/CD pipelines in GitLab, reducing manual
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deployment time by 40%.
Boosted reliability by introducing unit and E2E testing with Vitest and Playwright, achieving 85% test
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coverage on core features.
Successfully delivered 3+ client-facing projects from scratch, ensuring 100% responsiveness and
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pixel-perfect UI.
Freelance Software Engineer 2023 – 2024
Delivered custom UI features and components for various clients, focusing on accessibility (A11y)
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and SEO best practices.
Refactored legacy codebases using Tailwind CSS and modern React hooks, improving
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maintainability and site speed.

Education
National University "Odesa Polytechnic", 2024 – Present
Master of Computer Science
IT STEP Computer Academy, Bachelor's degree 09/2019 – 07/2024 | Odesa, Ukraine