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From: Lithuania

Location: Warszawa, PL

On Useme since 25 April 2026

About me

Hello! I'm Illia, experienced and results-driven Backend Developer with over five years of experience in building robust and scalable web applications. My core expertise lies in Web API development and advanced AI integrations.

I am highly proficient in Python, having developed extensively with it for over five years, and skilled in JavaScript, with experience in building dynamic user interfaces using React. My technical foundation also includes ongoing studies in Java language.

As an emerging freelancer, I bring a strong commitment to excellence and a client-focused approach, ensuring clear communication and timely delivery of high-quality solutions. I pride myself on being a fast learner, quickly adapting to new technologies and project demands to deliver innovative and efficient results.

I am fluent in Ukrainian, Russian, and English (C1 certified), enabling effective collaboration with a diverse range of international clients.

Categories

CV / Résumé

Dec 2025 - Now

Lead Developer

ParseWin

Small startup with idea to make stakes predictable and guiding users what events could win. We have a website, subscription system and 1.000+ active users! I work with my former client, now we are partners who try their best to improve the project

Portfolio

LyserisAI

AI chat application powered with OpenRouter with strong agentic capabilities.

Project is built on Vite + React, and running on my VPS. Has subscription system for paid plan through Stripe.

Portfolio item

LyserisAI

LyserisAI

AI chat application powered with OpenRouter with strong agentic capabilities.

Project is built on Vite + React, and running on my VPS. Has subscription system for paid plan through Stripe.