Дмитрий

DMITRY IVANOV
Frontend Developer
📍 Zaporizhzhia, Ukraine 📞 [відкрити контакти](див. вище в блоці «контактна інформація») ✉️ [відкрити контакти](див. вище в блоці «контактна інформація») 🔗 LinkedIn
P R O F E S S I O N A L S U M M A RY

Frontend Developer with 6+ years of React.js experience. Contributed to production projects from scratch, including
blockchain/NFT platforms, CRM systems, real-time applications, and Telegram Mini Apps. Strong in TypeScript, Redux
Toolkit, and Web3 integrations. Familiar with backend development (Node.js, NestJS, PostgreSQL, MongoDB). Comfortable
working as full-stack with AI-assisted development tools. English B1 (written). Available for remote work.

SKILLS

Frontend: React.js, React Native, Next.js, JavaScript UI Libraries: Material UI, Ant Design
(ES6+), TypeScript, HTML5/CSS3 (SASS, Tailwind)
State & Tools: Redux Toolkit, Context API, Zustand, Backend & Web3: Node.js, NestJS, PostgreSQL,
Socket.IO, Git, Vite, Telegram Mini Apps API MongoDB, Web3.js (Ethers.js, Remix IDE), Blockchain
(NFT, QR/NFC), REST/WebSockets
AI Tools: Cursor, Claude (AI-assisted development)

PROFESSIONAL EXPERIENCE

Frontend React Developer Aug 2022 – Feb 2026
Top Tier Authentics (USA)
Built full platform from scratch: landing page, client admin panel, super-admin dashboard, and analytics module
Implemented QR/NFC-based product certification and blockchain (NFT) validation flow
Developed multi-level analytics dashboard with drill-down by entity, filters, and CSV export
Developed React Native mobile app for recording and verifying NFC tags
Stack: React.js, Next.js, React Native, Redux Toolkit, Context, Ant Design, SASS, Vite

Frontend React Developer Sept 2021 – Sept 2023
CRM System for Cold-Calling Teams (UA company)
Built CRM for cold-calling teams from scratch, designed frontend architecture
Implemented role-based access system (manager, admin, super-admin) with real-time settings sync via Socket.IO
Developed analytics dashboard tracking calls, conversions, and revenue
Built drag-and-drop document constructor for generating custom templates
Stack: React.js, Redux Toolkit, Socket.IO, Context, Material UI, SASS

Full-Stack Developer Aug 2020 – Aug 2022 (Intermittent)
Program for Managing Companies (Portuguese company)
Extended enterprise project management system (Jira-like) with new features and bug fixes
Implemented complex filtering, progress analytics, and real-time multi-user sync via Socket.IO
Stack: React.js, NestJS, MongoDB, Redux, Socket.IO, Context, Ant Design, SASS

Frontend React Developer (Web3) Mar 2022 – May 2022
SPA for Generating NFT Tokens (USA company)
Built SPA from scratch with Web3 contract connections for NFT generation
Stack: React.js, SASS, Ethers.js, Remix IDE

Frontend React Developer (Web3) Jul 2021 – Mar 2022
Crypto Exchange on the Cronos Network (USA company)
Built and extended Uniswap-based DEX for CRO token on Cronos network with Web3 wallet integration
Stack: React.js, SASS, Ethers.js, Remix IDE

Full-Stack Developer Jan 2021 – Jul 2021
Appointment Tracking System (USA company)
 Debugged and added new modules with PostgreSQL integration
Stack: React.js, NestJS, PostgreSQL, Ant Design, SASS

PET PROJECTS

Telegram Mini Apps — React.js, NestJS, Telegram WebApp API (2026)
Millionaire Quiz Game — interactive quiz game inside Telegram
Time Booking Service — appointment scheduling service for businesses
Telegram Shop Builder — platform for creating online stores within Telegram

LANGUAGES

Russian / Ukrainian: Native | English: B1 (written)