Alexey

Alexey Chermalykh Frontend Developer
nice140​@icloud.com [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 high-performance web applications,
cross-platform mobile apps, and complex UIs using TypeScript, React, and Next.js. Focused on
achieving Lighthouse 90+ scores through Core Web Vitals optimization and efficient rendering
strategies. Trusted developer within teams for resolving critical architectural issues and
complex bugs. Strong advocate for direct client communication to accelerate delivery, and
highly proficient in utilizing AI-native tools (Cursor, Claude Code, Codex) for rapid prototyping
and feature development.

Professional Experience

Middle Frontend Developer, Wandry 07/2025 – Present
Spearheaded frontend development for complex CRM systems, crypto exchangers, and high-
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performance corporate websites with advanced animations (React, TypeScript).
Engineered cross-platform mobile applications utilizing React Native and developed a
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highly interactive Telegram Mini App (PWA) for customer support.
Entrusted with diagnosing and fixing critical system bugs, leading UI performance
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optimization initiatives to ensure 90+ Lighthouse scores.
Mentored junior developers, conducted rigorous code reviews, and established shared
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testing standards to elevate overall team code quality.

Part-time Frontend Developer, NDA SAAS Client 04/2025 – 02/2026
Architected dynamic data-rich dashboard screens and multi-step form flows for a complex
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B2B SaaS platform using React, TypeScript, and Next.js.
Managed intricate server state using TanStack Query and WebSockets, optimizing data
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caching and reducing unnecessary network requests.
Significantly improved page responsiveness and UX by optimizing Next.js rendering
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strategies (SSR/​SSG) and eliminating client-side re-renders.

Junior Frontend Developer, Fernir 01/2024 – 07/2025
Developed interactive web applications and reusable UI components using React,
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TypeScript, and Vue.js, maintaining a consistent design system.
Implemented advanced 3D web experiences utilizing Three.js, deeply optimizing WebGL
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rendering performance for client-side interactions.
Managed complex client-side state and integrated frontend interfaces with REST APIs,
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ensuring robust data workflows.

Junior Frontend Developer, Aura Digital 2023 – 2024
Built highly responsive landing pages and interactive dashboard interfaces from scratch
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using JavaScript, React, and Tailwind CSS.
Integrated frontend pages with REST APIs, meticulously handling loading states, complex
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data validation, and error boundaries.
 Ensured strict UI layout consistency, cross-browser compatibility, and implemented smooth
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animations for enhanced user experience.

Skills

Technical Skills
Core & Frameworks: JavaScript (ES6+), TypeScript, React, Next.js, Vue.js, Nuxt.js, React
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Native, HTML5, CSS3, SASS/​SCSS.
Architecture & Performance: SSR (Server-Side Rendering), SSG (Static Site Generation),
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SPA, PWA, Core Web Vitals, Lighthouse Optimization, Micro-frontends.
State & Data Management: Redux Toolkit, Zustand, Pinia, TanStack Query (React Query),
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GraphQL, REST APIs, WebSocket.
UI, Styling & Animation: Tailwind CSS, shadcn/​ui, Radix UI, Styled Components, CSS-in-JS,
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Framer Motion, Three.js, Responsive Design.
Forms & Validation: React Hook Form, Zod, Formik.
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Build Tools & Package Managers: Vite, Webpack, npm, yarn, pnpm.
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Testing: Playwright, Jest, Vitest, React Testing Library (RTL), Cypress.
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Tools, CI/CD & AI-Assisted Dev: Git, GitHub Actions, Vercel, Netlify, Figma, Postman,
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Swagger, Cursor, Claude Code, Gemini, AI Agentic workflows.

Engineering Practices

Code Review: Reviewed frontend pull requests, enforced UI/​UX consistency, suggested
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rendering optimizations, and maintained shared component standards.
Mentoring: Supported junior developers with React/​Next.js best practices, debugging
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complex state issues, and feature delivery.
Ownership: Led frontend features from UI/​UX requirements clarification to component
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implementation, client-side testing, and deployment support.

Projects

Projects & Portfolio
Commercial Web Ecosystems (CDL & CG): Architected complex platforms including e-
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commerce, educational portals, and Dealer Management Systems (React, Next.js, Vue).
Implemented heavy GSAP/​Framer animations and dynamic dashboards.
Wandry UI Kit: Engineered a custom, scalable UI component library documented in
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Storybook (React, Tailwind CSS, shadcn/​ui).
Logistics CRM Dashboard: (Pet Project) Developed a centralized CRM for shipment tracking
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(Nova Poshta, Rozetka, Prom) with complex data tables and filtering.
ScanChef & YummyQR: (Pet & Micro-SaaS) Built an AI-powered recipe app (React Native,
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Supabase) and a digital menu platform for street food vendors with Poster API integration.

Education

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

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