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I am a passionate Full Stack Software Engineer with 5+ years of commercial experience delivering end-to-end products, cloud deployments, and CI/CD pipelines. I take products from business requirements and architecture to tests, monitoring, and optimization, and I love turning ideas into reliable software. I actively build side projects that become useful services and mentor less experienced developers. I also enjoy exploring ML/AI enhancements when they truly benefit the product and planning to launch a tech blog soon. I actively mentor newcomers transitioning into IT from near zero. During university I competed in city hackathons like the Green 4Europe Hackathon Series and delivered talks on modern web application architecture. In 2022 Belgium's De Tijd interviewed me about politics and the war in Ukraine, and since 2023 I’ve been sharing perspectives on these topics exclusively with De Tijd.…I am a passionate Full Stack Software Engineer with 5+ years of commercial experience delivering end-to-end products, cloud deployments, and CI/CD pipelines. I take products from business requirements and architecture to tests, monitoring, and optimization, and I love turning ideas into reliable software. I actively build side projects that become useful services and mentor less experienced developers. I also enjoy exploring ML/AI enhancements when they truly benefit the product and planning to launch a tech blog soon. I actively mentor newcomers transitioning into IT from near zero. During university I competed in city hackathons like the Green 4Europe Hackathon Series and delivered talks on modern web application architecture. In 2022 Belgium's De Tijd interviewed me about politics and the war in Ukraine, and since 2023 I’ve been sharing perspectives on these topics exclusively with De Tijd.

Roman Rudyi

Full Stack Developer, Developer, Programmer, +4

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I am a passionate Full Stack Software Engineer with 5+ years of commercial experience delivering end-to-end products, cloud deployments, and CI/CD pipelines. I take products from business requirements and architecture to tests, monitoring, and optimization, and I love turning ideas into reliable software. I actively build side projects that become useful services and mentor less experienced developers. I also enjoy exploring ML/AI enhancements when they truly benefit the product and planning to launch a tech blog soon. I actively mentor newcomers transitioning into IT from near zero. During university I competed in city hackathons like the Green 4Europe Hackathon Series and delivered talks on modern web application architecture. In 2022 Belgium's De Tijd interviewed me about politics and the war in Ukraine, and since 2023 I’ve been sharing perspectives on these topics exclusively with De Tijd.…I am a passionate Full Stack Software Engineer with 5+ years of commercial experience delivering end-to-end products, cloud deployments, and CI/CD pipelines. I take products from business requirements and architecture to tests, monitoring, and optimization, and I love turning ideas into reliable software. I actively build side projects that become useful services and mentor less experienced developers. I also enjoy exploring ML/AI enhancements when they truly benefit the product and planning to launch a tech blog soon. I actively mentor newcomers transitioning into IT from near zero. During university I competed in city hackathons like the Green 4Europe Hackathon Series and delivered talks on modern web application architecture. In 2022 Belgium's De Tijd interviewed me about politics and the war in Ukraine, and since 2023 I’ve been sharing perspectives on these topics exclusively with De Tijd.

Available to hire

I am a passionate Full Stack Software Engineer with 5+ years of commercial experience delivering end-to-end products, cloud deployments, and CI/CD pipelines. I take products from business requirements and architecture to tests, monitoring, and optimization, and I love turning ideas into reliable software. I actively build side projects that become useful services and mentor less experienced developers. I also enjoy exploring ML/AI enhancements when they truly benefit the product and planning to launch a tech blog soon.

I actively mentor newcomers transitioning into IT from near zero. During university I competed in city hackathons like the Green 4Europe Hackathon Series and delivered talks on modern web application architecture. In 2022 Belgium’s De Tijd interviewed me about politics and the war in Ukraine, and since 2023 I’ve been sharing perspectives on these topics exclusively with De Tijd.

Skills

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Work Experience

Python Developer at Diia - online government services

August 31, 2025 - September 5, 2025

Improved PDF export performance by reducing the 95th percentile time from 4-5 minutes to approximately 1 minute using Python, FastAPI, Postgres indexing, and Celery—making documents accessible faster while lowering infrastructure load. Delivered catalog and search APIs with Redis caching, improving responsiveness and scalability for end-users. Integrated Python services with Node/TypeScript (health checks, graceful shutdown, correlation IDs), enabling weekly zero-downtime releases with no rollbacks.

Full-Stack Developer at iGust - AI-based startup for accountants

September 30, 2024 - September 5, 2025

Rewrote SQLAlchemy queries, cutting dashboard load time from 7 minutes to 30 seconds, saving accountants hours weekly. Built a FastAPI logging service ingesting over 1 million records for one-click diagnostics, cutting incident debug time. Refactored over 50 Vue3/TypeScript components and shipped reporting with filters and PDF/CSV exports, improving usability.

Software Engineer Intern at ROBOCODE - School of Robotics and Programming

July 31, 2023 - September 5, 2025

Built an Angular schedule planner with real-time reminders for 50,000 students, reducing missed classes. Tuned Postgres indexes and Spring APIs, reducing average query latency by 45% and lowering support tickets.

Contract Web Developer at AzovElectro

December 31, 2021 - September 5, 2025

Built a lightweight internal portal for orders and price lists using HTML, SCSS, Bootstrap, and JavaScript. Performed basic server hardening on Ubuntu, improving security layer against DDoS attacks.

Software Engineer at IIA - Online Government Services

August 1, 2025 - August 1, 2025

Improved PDF export performance, reducing 95th percentile time from 4–5 minutes to ~1 minute by optimizing with Python, FastAPI, PostgreSQL indexing, and Celery — enabling faster document access while lowering infrastructure load.

Backend/Frontend Developer at aiGust

September 1, 2024 - September 1, 2024

Improved performance, reliability, and UX across backend and frontend. Rewrote SQLAlchemy queries, cutting dashboard load time from 7 minutes to 30 seconds, saving accounts hours weekly. Built a FastAPI login service handling over 1 million records for diagnostics and deployed production-ready endpoints with monitoring.

Frontend/Backend Developer at RoboCode - School of Robotics and Programming

July 1, 2023 - July 1, 2023

Shipped frontend and data-access features, tuned queries and APIs for smoother usage. Optimized Webpack build and GitHub Actions CI, reducing deploy time from 8 minutes to 3 minutes (-62%). Co-built an intelligent RxJS-driven lesson calendar, automating schedule updates and increasing weekly active users.

Software Engineer at EPAM Systems

December 1, 2021 - December 1, 2021

Contributed to frontend and backend development, improving overall reliability and user experience through cross-functional collaboration and iterative delivery.