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Illia P.

Full-Stack Developer

Verified expert

Illia P.

Full-Stack Developer

Verified expert

senior

Vinnytsia, Ukraine

$35/hour

English – Advanced

Member since 2021

Top skills

JavaScript TypeScript React NodeJS NestJS NextJS PostgreSQL REST Docker Git

Meet Illia ✨

A Full-Stack Developer with over four years of experience building scalable web platforms, AI-powered systems, and cloud-ready applications. Illia works confidently across the entire development lifecycle, from architecture decisions and backend services to responsive frontend interfaces and production deployment.

His core expertise spans Node.js and Python ecosystems, using frameworks such as NestJS, Express, FastAPI, and Flask to design robust APIs and backend services. On the frontend, he develops modern applications with React, Next.js, and Angular, ensuring performance, usability, and maintainability across complex systems.

Illia has contributed to SaaS platforms, AI-driven IoT systems, and real-time applications where scalability and reliability were critical. He actively improves system architecture, integrates third-party APIs, optimizes databases, and maintains clean codebases through refactoring, testing, and code reviews.

With a Master’s degree in Cybersecurity and a strong engineering mindset, Illia combines technical depth with thoughtful problem solving. Teams value his structured approach, collaborative communication style, and ability to move projects forward while maintaining high engineering standards.

If your product needs a developer who can confidently work across backend, frontend, infrastructure, and deployment, Illia brings the experience and reliability to deliver production-ready solutions from day one.

Download the CV

Hard skills

JavaScript

TypeScript

NodeJS

Python

FastAPI

Flask

NestJS

Express

React

NextJS

Angular

REST APIs

WebSockets

SQL

PostgreSQL

MySQL

MS SQL

MongoDB

Redis

Weaviate

Docker

Kubernetes

CI/CD Pipelines

System Architecture

API Integration

Cloud Infrastructure

Microservices Architecture

Backend Optimization

Unit Testing

Tools

Docker

Git

GitHub

GitLab

GitHub Actions

GitLab CI/CD

Postman

PyCharm

WebStorm

Visual Studio Code

Sentry

Soft skills

Problem solving

Communication

Team collaboration

Adaptability

Ownership

Analytical thinking

Continuous learning

Smart Lead Generation Platform for Real Estate Professionals

Full Stack Developer

Project Description:

SaaS web platform tailored for real estate professionals to discover and connect with leads efficiently. It leverages integrated data sources and automated outreach tools. As a full-stack developer, I contributed to both front-end and back-end development - focusing on improving user-facing features, enhancing API integrations, and supporting the platform’s AWS-based infrastructure.

Tools & Technologies:

TypeScript, Node.js, Nest.js, PostgreSQL, Fastify, Next.js, MUI, GitHub Actions, AWS, Mailgun, Stripe, Mapbox, Tracers

Digital Factory Software Suite

Full Stack Developer

Project Description:

The modular system of software for monitoring the status and notifying about preventive maintenance of devices, using customizable AI agents, with the ability to combine different IoT devices.

Tools & Technologies:

Node.js, Python, Nest.js, Angular, FastAPI, TypeORM, Unstructured, Weaviate, LangChain, Langfuse

Game development platform

Back-End Developer |DevOps

Project Description:

The game application for different users. The project is both the editor and the game, providing everything you need out-of-the-box to quickly create and play games, digital experiences, virtual worlds, and more