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Andrew M.

Backend Developer

Verified expert

Andrew M.

Backend Developer

Verified expert

senior

Ukraine

$35/hour

English – Advanced

Ukrainian – Native

Top skills

React Node.js TypeScript NextJS NestJS Express PostgreSQL GraphQL AWS Docker

Meet Andrew ✨

A Senior Full Stack Developer with more than eight years of experience building scalable web platforms, real-time systems, and cloud-based applications using modern JavaScript technologies. Andrew specializes in developing responsive front-end interfaces with React, Next.js, and Angular while designing reliable back-end services using Node.js frameworks such as Express and NestJS.

Throughout his career, Andrew has worked across the entire product lifecycle, from architecture design and technology selection to implementation, deployment, and maintenance. He focuses on writing clean, maintainable code following OOP principles, improving existing systems through refactoring, and ensuring software quality with unit testing and code reviews.

Andrew has contributed to multiple complex platforms including fintech trading systems, AI SaaS analytics platforms, enterprise scientific consulting tools, entertainment CMS platforms, and food delivery systems with real-time tracking and payment integrations. His work often involves building scalable APIs, implementing WebSocket-based real-time features, designing CMS systems, and integrating external services and cloud infrastructure.

He combines strong frontend expertise with solid backend architecture skills and cloud experience on AWS and Azure, working with relational and NoSQL databases while building high-performance applications that support modern SaaS and data-driven platforms.

If you need a developer who can build reliable full-stack platforms, develop scalable APIs, and deliver production-ready web applications using React, Node.js, and modern cloud infrastructure, Andrew is ready to help scale your next product 🚀

Download the CV

Hard skills

JavaScript

TypeScript

Node.js

Express.js

NestJS

React.js

Next.js

Angular

Redux Toolkit

RTK Query

GraphQL

REST APIs

WebSockets

HTML

CSS

Sass / Less

Tailwind CSS

Material UI

Bootstrap

AntDesign

Python

FastAPI

SQL

PostgreSQL

MySQL

MS SQL Server

SQLite

MongoDB

Firebase

TypeORM

Prisma ORM

Kafka

AWS

Azure

Docker

Nginx

Apache

Traefik

Tools

Git

GitHub

GitLab

Bitbucket

WebStorm

PyCharm

Postman

Cursor

ChatGPT

GitHub Copilot

Soft skills

Problem solving

Analytical thinking

Communication

Team collaboration

Ownership

Reliability

Adaptability

Continuous learning

Copy Trading & Invoice Management Platform

Full Stack Developer

Project Description:

Developed a web platform that enables users to copy trading activity in real time while managing invoices and billing workflows. Implemented real-time data updates and built backend APIs to synchronize trading and billing operations across the system.

Tools & Technologies:

Next.js, TypeScript, NestJS, Fastify, Zustand, Tailwind, Socket.IO.

Multi-Branded Entertainment Platform

Full Stack Developer

Project Description:

Built a high-performance entertainment platform with a custom CMS capable of managing multiple casino brands from a single system. Implemented content management workflows, multilingual support, promotional systems, and integrated third-party services such as Smartico, FastTrack, Zendesk, and live streaming platforms.

Tools & Technologies:

Next.js, TypeScript, NestJS, REST APIs, streaming integrations, Kafka.

AI SaaS Platform for Natural Language Understanding

Full Stack Developer

Project Description:

Developed an AI SaaS platform capable of analyzing conversational text such as customer support tickets, surveys, and product reviews. The system utilized containerized applications with GPU workloads and cloud infrastructure across AWS, GCP, and Azure.

Tools & Technologies:

React, TypeScript, Redux Toolkit, Python, FastAPI, PostgreSQL, MySQL, TypeORM, AWS, Azure.

Scientific Consulting Web Platform

Full Stack Developer

Project Description:

Developed a web platform supporting regulatory toxicology and risk assessment workflows. Implemented frontend and backend features while improving performance and usability for complex data-driven applications.

Tools & Technologies:

React, TypeScript, Redux, Elasticsearch, Redis, PostgreSQL.

AI Model Training Service

Full Stack Developer

Project Description:

Worked on a system for automated visual inspection in manufacturing environments using AI models and smart cameras installed on production lines. The platform processes incoming image data and evaluates product quality in real time.

Tools & Technologies:

NestJS, Angular, TypeScript, MySQL, Azure VM, Azure Storage, Docker.

Restaurant Chain Food Delivery Platform

Full Stack Developer | DevOps

Project Description:

Designed and developed a food delivery application for a restaurant chain including real-time order tracking, payment integrations, loyalty programs, and customizable order flows.