Дмитро

Dmytro
Kyiv

Pysmennyi
Full-Stack developer

Full-Stack Developer with 3+ years of experience building scalable, user-focused
web applications using React, TypeScript, and Node.js. Passionate about solving
complex UI challenges and delivering high-quality products.

[відкрити контакти](див. вище в блоці «контактна інформація») www.linkedin.com [відкрити контакти](див. вище в блоці «контактна інформація»)

Portfolio Job experience
https://streamtele.com/ Frontend Developer at Start Technology Group
Nov 2024 – Present
https://amtech.com.ua/ Worked with legacy systems and ongoing platform modernization.

Tech: React, TypeScript, Next.js, Webpack, Docker

https://evoker.eu/ Responsibilities

M aintain and refactor legacy JavaScript/jQuery to React/TypeScript
applications

Skills Develop new UI features (tables, forms, modals) and responsive layouts

Adapt and redesign existing components while preserving system stability

Frontend (4 years) Build reusable UI components to support ongoing product development

Integrate frontend with APIs and backend services
React TypeScript JavaScript (ES6+)
Achievements
Improved codebase quality and readability , making legacy systems easier 

Next.JS Redux Toolkit Material UI
to scale and maintain

Modernized UI without breaking existing functionality

HTML5 CSS3 Tailwind Reduced load times and improved responsiveness through frontend
optimization
Styled Components
Full-Stack Developer at ROST Company
Aug 2022 – Oct 2024
Backend (3 years)
Built real-time systems, IoT device platforms, and e-commerce solutions.
Node.js Express FeathersJS Tech: React, TypeScript, Node.js, MongoDB, WebSockets

Responsibilities
REST API WebSocket GraphQL Developed scalable web apps with complex UI and real-time data

Built reusable components and data-heavy interfaces (tables, charts,
Databases (3 years) dashboards)

Integrated REST APIs and WebSockets (live data, device control)

MongoDB PostgreSQL Prisma Developed backend services and data processing (Node.js)

Contributed to e-commerce platform (AMTECH): catalog, product pages, UI
Tools Achievements
O ptimized real-time rendering for large datasets (2,000+ points), improving
Git Docker Webpack npm / yarn
performance and responsiveness

Increased system reliability via stable WebSocket communication under poor

Languages network conditions (EVOKER)

Built offline NFC synchronization system for secure device operation

Reduced manual work with automated retry system (15 min intervals)

B2 (professional Accelerated development by ~30% through reusable architecture
English
working proficiency)

C2 (Bilingual
Education
Ukrainian
Proficiency)
Sep 2011 - May 2016
C2 (Bilingual Bachelor's Degree in Computer Systems and Automation
Russian Proficiency) National Ostrogradsky Institute