Владислав

VLAD MAMOTENKO
FRONT-END DEVELOPER
[відкрити контакти](див. вище в блоці «контактна інформація») VLADMAMOTENKO [відкрити контакти](див. вище в блоці «контактна інформація»)
Odessa @sempaiveid sempaiveid

SUMMARY

My name is Vlad Mamotenko. I am a front-end developer actively working with React and modern web technologies. I have
commercial experience in front-end development and practical experience in creating SPA applications. I spend most of my
time writing code, improving my technical knowledge, and developing both professional and personal skills for career growth.

SKILLHIGHLIGHTS

Tools:Git,Jira,Miro,ESLint,Prettier,Figma,Webpack UI & Styling:TailwindCSS,MUI,MUIChart,
Chart.js, i18n, Styled-components
Languages:HTML,CSS,JavaScript,TypeScript Testing:Jest,React-Testing-Library
Frameworks & Libraries:React,Redux-Toolkit,React-
Router, Zustand, react-hook-form, Socket.io, Axios,

LANGUAGE
English–B1,Ukrainian-native
EXPERIENCE

QuantaTechnology—Web3 Frontend Development (Commercial Experience):Jun.2025 – Present
Implemented:
Real-time Data & State Management
• Initiated the transition to a feature-based architecture, refactoring legacy modules and developing all new features
according to modular standards.
• Implemented real-time cryptocurrency price updates using Socket.io with optimized rendering to minimize unnecessary UI
re-renders.
• Designed global state management with Zustand for user data, UI settings, and socket data caching, ensuring high
application performance.
• Integrated TanStack Query (React Query) for REST API interactions (NFT lists, user profiles) with caching strategies and
optimistic updates.
UI Development & Architecture
• Developed interactive portfolio and Floor Price charts using Chart.js and MUI X Charts with custom tooltips.
• Developed reusable and modular UI components using MUI and Styled-components.
• Implemented NFT card and table view components with multi-selection support, bulk actions, and dynamic recalculation of
selected items.
• Developed profile editing forms with validation using React Hook Form and handled loading/error states via TanStack Query
mutations.
• Used AI tools for interface design creation and prototyping before implementation .
Performance & Testing
• Applied memoization and rendering optimization techniques, reducing unnecessary re-renders by approximately 50%.
• Configured development tooling including Webpack (dev configuration, Hot Module Replacement).
• Configured development tools including ESLint and Webpack with path aliasing.
• Wrote unit tests for utility functions and React components using Jest and React Testing Library.

Tech Stack
React, TypeScript, Zustand, TanStack Query, React Hook Form, MUI, Styled-components, Chart.js, MUI X Charts, Socket.io,
Axios, Jest, React Testing Library, Webpack

EDUCATION

IT Step Academy – Frontend developer Jul.2024–Jun.2025