Alexey

Alexey Chermalykh Frontend Developer
[open contact info](look above in the "contact info" section) [open contact info](look above in the "contact info" section) Odesa, Ukraine

[open contact info](look above in the "contact info" section) github.com/gh0styx

Profile

Frontend Developer with 3.5+ years of experience building web and mobile applications with
React, Next.js, TypeScript, and React Native. Strong in API-heavy interfaces, complex UI flows,
performance optimization, and reusable component systems. Worked on SaaS platforms, CRM
systems, dashboards, e-commerce, corporate websites, and interactive web experiences.
Comfortable working directly with clients, designers, and backend teams to clarify
requirements and ship production-ready features.

Professional Experience

Frontend Developer, Wandry 07/2025 – 04/2026
Built frontend features for CRM systems, crypto exchange interfaces, corporate websites,
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and interactive web applications using React, TypeScript, and Next.js.
Developed complex UI flows, dashboards, reusable components, and responsive layouts for
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production products.
Improved frontend performance by optimizing rendering, reducing unnecessary re-renders,
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and tuning Core Web Vitals to reach 90+ Lighthouse scores.
Built cross-platform mobile features with React Native and developed a Telegram Mini App /
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PWA for customer support workflows.
Reviewed pull requests, helped maintain shared component standards, and supported
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junior developers with React and TypeScript best practices.

Part-time Frontend Developer, NDA SAAS Client 04/2025 – 02/2026
Developed data-heavy dashboard screens and multi-step form flows for a B2B SaaS
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platform using React, TypeScript, and Next.js.
Managed server state with TanStack Query, WebSockets, and optimized caching to reduce
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unnecessary network requests.
Improved page responsiveness by optimizing Next.js rendering strategies, including
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SSR/SSG usage and client-side rendering cleanup.
Integrated frontend features with backend APIs, handling loading states, validation, error
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states, and real-time data updates.

Frontend Developer, Fernir 01/2024 – 07/2025
Built interactive web applications and reusable UI components with React, TypeScript,
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Vue.js, and Tailwind CSS.
Implemented 3D web experiences using Three.js and optimized WebGL rendering for
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smoother client-side interactions.
Integrated frontend interfaces with REST APIs and managed complex client-side state for
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dashboard and product workflows. Maintained UI consistency across products by following
shared design system patterns and responsive design requirements.
Frontend Developer, Aura Digital 2023 – 2024
Built responsive landing pages, dashboard interfaces, and interactive frontend features
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from scratch using JavaScript, React, and Tailwind CSS.
Integrated frontend pages with REST APIs, including loading states, form validation, error
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handling, and data display logic.
Implemented smooth UI animations and ensured cross-browser compatibility across client
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projects.

Skills

Technical Skills

Programming Languages: JavaScript ES6+, TypeScript
Markup & Styling: HTML5, CSS3, SASS/SCSS, CSS Modules, Tailwind CSS, Styled Components.
Frontend: React, Next.js, Vue.js, Nuxt.js, React Native.
State & Data : Redux Toolkit, Zustand, MobX, Pinia, TanStack Query, REST API, RxJS, GraphQL,
WebSocket, Axios, OpenAPI/Swagger.
UI Libraries & Design Systems: shadcn/ui, Radix UI, Storybook, reusable component
architecture, design systems.
Forms & Validation: React Hook Form, Zod, Formik.
Dashboards & Data UI: TanStack Table, complex filtering, sorting, pagination, data
visualization.
Animation & 3D: Framer Motion, GSAP, Three.js
Performance: Core Web Vitals, Lighthouse, SSR, SSG, PWA, rendering optimization, bundle
optimization.
Testing: Playwright, Cypress, Jest, Vitest, React Testing Library.
Architecture & Quality: Feature-Sliced Design, modular architecture, ESLint, Prettier, Husky,
lint-staged.
Tools & Deployment: Git, GitHub Actions, Vite, Webpack, npm, yarn, pnpm, Vercel, Netlify,
Figma, Postman.

Projects

Projects & Portfolio
Commercial Web Platforms : Built frontend features for e-commerce platforms,
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educational portals, dealer management systems, dashboards, and corporate websites
using React, Next.js, Vue.js, and TypeScript. Worked on complex UI states, API integrations,
responsive layouts, and animation-heavy interfaces.
Wandry UI Kit : Developed a reusable UI component library for internal and client projects.
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Built components with React, Tailwind CSS, and shadcn/ui, with documentation and
examples in Storybook.
Logistics CRM Dashboard : Built a CRM dashboard for shipment tracking and operational
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workflows, including complex data tables, filtering, status views, and integrations with
logistics-related data sources.

Education

Master of Computer Science, National University "Odesa Polytechnic" 2024 – 2026

Bachelor's degree, IT STEP Computer Academy 09/2019 – 07/2024 | Odesa, Ukraine