Dmytro Korenko

Full-stack software engineer with over 6 years of experience designing and delivering scalable web applications, specializing in TypeScript, Next.js, NestJS, and React.

Proven track record as Lead Front-End Engineer, driving architecture and development of complex, multilingual platforms with a strong emphasis on accessibility, performance, and CI/CD automation. Skilled in modern web technologies, API design, and DevOps practices, with a solid background in mentoring, code quality, and cross-functional collaboration. Adept at transforming legacy systems and optimizing development workflows to accelerate product delivery and enhance maintainability.

1. 2021 - Present

   

   Front - End Developer

   Roll’n’Code

   • Developed and maintained UI components for EGW Writings — a multilingual platform with advanced features: Study Center, cloud sync, audiobooks, search, and accessibility compliance
   • Worked closely with designers to implement pixel-perfect layouts and seamless user flows
   • Refactored the highlight modules (text bookmarks/highlighting feature in the reader) from legacy jQuery to React, improving maintainability and performance
   • Optimized Next.js build process, reducing build time and improving development workflow efficiency
   • Improved CI/CD pipelines with Docker and GitHub Actions for more reliable deployments
   • Participated in code reviews, mentoring, and hiring processes

   • TypeScript
   • Next.js
   • React
   • Redux
   • Tailwind
   • GraphQL
   • Docker
   • Jest
   • Selenium
2. 2019 - 2021

   

   Full - Stack Developer

   krgaz

   • Developed a custom CRM system for a leading Ukrainian gas delivery company using React and PHP, integrating Google Roads API for real-time route optimization
   • Developed secure user and role management systems (PHP + jQuery)
   • Created a React Native mobile app and web platform for QR-based book tracking and automated overdue reminders

   • PHP
   • Python
   • jQuery
   • React
   • ReactNative
   • Django
   • Laravel
   • WordPress
   • MySQL
3. 2017 - 2019

   

   Full - Stack Developer

   Freelancehunt

   • Delivered 30+ custom projects for startups and agencies, ranging from web applications to mobile-ready solutions.
   • Developed MVPs and scalable applications using Laravel, PHP, jQuery, and MySQL, accelerating client product launches.
   • Provided long-term support, performance optimization, and third-party service integrations.
   • Managed all phases of development from requirement gathering to deployment.

   • PHP
   • HTML&SCSS
   • jQuery
   • Laravel
   • MySQL

1. 2016 - 2018

   

   Master's degree in Software Engineering

   Kryvyi Rih National University

   • Specialized in machine learning, image analysis, and cloud computing
   • Developed projects using OpenCV for gesture and figure recognition
   • Participated in academic research on neural networks and data processing

   • Python
   • Cloud Computing
   • Data Analysis
   • Machine Learning
   • OpenCV
2. 2012 - 2016

   

   Bachelor's degree in Software Engineering

   Kryvyi Rih National University

   • Built foundation in software development, networking, and database management
   • Developed full-stack web and mobile applications as part of coursework

   • C#
   • PHP
   • JavaScript
   • Database Management
   • Desktop programming
   • Mobile Development
   • Network
   • Web Development

1. 

   Online Learning Platform

   DemoSource

   Development of an interactive platform for online learning with support for video lessons and testing.

   • React
   • Redux
   • Express.js
   • Node.js
   • MongoDB
   • Redis
   • AWS S3
   • Jest
   • WebRTC
   • WebSockets
2. 

   Multilingual Landing Page for a Well Drilling Company

   DemoSource

   A responsive, production-ready landing page built for a regional well drilling service. The project includes full multilingual support (Russian, English, Ukrainian) with automatic generation of localized pages.

   • Bootstrap
   • HTML&SCSS
   • JavaScript
   • jQuery
   • GitHub-Actions
   • Gulp

1. Feb 2025

   

   NestJS Zero to Hero

   Udemy

   A complete course on modern Backend on NodeJS, TypeScript and MongoDB using best practices and the NestJS framework.

   • TypeScript
   • Nest.js
   • Node.js
   • MongoDB
2. May 2020

   

   TypeScript course

   javascript.info

   This is to certify that Dmytro Korenko successfully completed "TypeScript course" program on May 17, 2020

   • TypeScript
3. May 2020

   

   Advanced React course

   javascript.info

   This is to certify that Dmytro Korenko successfully completed "Advanced React course" program on May 11, 2020

   • React
   • ReactNative
   • Redux
   • Redux-Saga