Yehor D.
Verified expert
Top skills
Yehor D.
Verified expert
Meet Yehor ✨
A Full Stack Developer with three years of commercial experience building scalable web applications using the JavaScript and TypeScript ecosystem. Based in Kobe, Japan, Yehor is experienced in developing and maintaining both frontend and backend systems with React, Next.js, Node.js, NestJS, and Express, with a strong focus on performance, usability, and clean architecture.
He has delivered production systems including a scalable multi-tenant platform serving 5+ brands from a single codebase with high-load real-time transactions, Kafka event-driven flows, Stripe payment integration, feature flag management, and multi-region content support, and an interactive programming skills assessment platform with PostgreSQL-backed user progress tracking and a full testing infrastructure.
Yehor works confidently with microservices architecture, REST APIs, WebSockets, PostgreSQL, Redis, Firebase, MongoDB, Docker, AWS, and Kubernetes. He brings solid testing practices including Cypress, Jest, and React Testing Library, and participates actively in code reviews and collaborative Agile development. His multilingual background — English, Polish, Ukrainian, and Japanese — makes him a strong communicator in international teams.
If you need a full stack developer who can build and maintain complex multi-tenant platforms, integrate third-party services, and deliver clean frontend and backend code in a high-performance environment, Yehor is ready to bring that international perspective and technical depth to your team 🚀
Download the CVHard skills
JavaScript
TypeScript
Python
Node.js
NestJS
Express
React
Next.js
Vue.js
Redux
Redux Toolkit
Redux Saga
React Hook Form
React Query
React Context
JSX
TSX
Material UI
Bootstrap
Tailwind CSS
TypeORM
Prisma ORM
FastAPI
WebSockets
SQL
PostgreSQL
MySQL
SQLite
Oracle SQL
Firebase
MongoDB
Redis
Docker
Kubernetes
AWS
Nginx
Apache
Auth0
GitHub Actions
GitHub CI/CD
REST API Development
Software Architecture
Technical Documentation
TDD
FDD
Tools
Git
GitHub
GitLab
Postman
Unittest
Mock
Cypress
Jest
React Testing Library
CodeceptJS
Visual Studio
VS Code
PyCharm
WebStorm
JetBrains Products
Kafka
Stripe API
Zod
Axios
Soft skills
Team collaboration
Communication
Problem solving
Attention to detail
Ownership
Adaptability
Code quality focus
Continuous learning
Multi-Brand Platform
Full Stack Developer
Project Description:
Built and maintained features for a scalable multi-tenant platform serving 5+ brands from a single codebase across three services: Frontend, CRM, and Backend. Implemented NestJS backend with microservices architecture, built React and Next.js frontend components, integrated Kafka for event-driven flows, managed PostgreSQL and Redis data layers, and supported containerized deployment with Docker and Kubernetes on AWS. Delivered localization, feature flag management, and Stripe payment integration.
Tools & Technologies:
Node.js, NestJS, Prisma ORM, Zod, React, Next.js, TypeScript, Tailwind CSS, Zustand, Kafka, Redis, PostgreSQL, Docker, Kubernetes, AWS, Stripe API
Application for Testing Skills in Programming
Full Stack Developer
Project Description:
Developed an interactive platform for users to test and improve their programming skills across multiple languages through structured assessments. Built React and Redux frontend, implemented Node.js and Express backend with PostgreSQL for user progress tracking, and set up Docker-based deployment. Wrote unit tests and maintained application stability through code reviews.
Tools & Technologies:
Node.js, Express, TypeScript, PostgreSQL, React, Redux, Redux Toolkit, Axios, Docker