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I am a versatile .NET/Full Stack Developer with hands-on experience delivering scalable backend services, real-time communication features, and AI-powered search capabilities. I enjoy building robust systems on Azure and AWS, integrating various services, and shipping automated reporting and data workflows. Based in Vodnjan, Croatia, I thrive in collaborative environments across Ukraine and Europe, continuously improving microservice architectures, CI/CD pipelines, and data access strategies while maintaining a strong focus on clean, maintainable code.…I am a versatile .NET/Full Stack Developer with hands-on experience delivering scalable backend services, real-time communication features, and AI-powered search capabilities. I enjoy building robust systems on Azure and AWS, integrating various services, and shipping automated reporting and data workflows. Based in Vodnjan, Croatia, I thrive in collaborative environments across Ukraine and Europe, continuously improving microservice architectures, CI/CD pipelines, and data access strategies while maintaining a strong focus on clean, maintainable code.

Illia Oleksii

Web Developer, Full Stack Developer, Back-End Developer, +2

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I am a versatile .NET/Full Stack Developer with hands-on experience delivering scalable backend services, real-time communication features, and AI-powered search capabilities. I enjoy building robust systems on Azure and AWS, integrating various services, and shipping automated reporting and data workflows. Based in Vodnjan, Croatia, I thrive in collaborative environments across Ukraine and Europe, continuously improving microservice architectures, CI/CD pipelines, and data access strategies while maintaining a strong focus on clean, maintainable code.…I am a versatile .NET/Full Stack Developer with hands-on experience delivering scalable backend services, real-time communication features, and AI-powered search capabilities. I enjoy building robust systems on Azure and AWS, integrating various services, and shipping automated reporting and data workflows. Based in Vodnjan, Croatia, I thrive in collaborative environments across Ukraine and Europe, continuously improving microservice architectures, CI/CD pipelines, and data access strategies while maintaining a strong focus on clean, maintainable code.

Available to hire

I am a versatile .NET/Full Stack Developer with hands-on experience delivering scalable backend services, real-time communication features, and AI-powered search capabilities. I enjoy building robust systems on Azure and AWS, integrating various services, and shipping automated reporting and data workflows.

Based in Vodnjan, Croatia, I thrive in collaborative environments across Ukraine and Europe, continuously improving microservice architectures, CI/CD pipelines, and data access strategies while maintaining a strong focus on clean, maintainable code.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Language

Ukrainian

Fluent

Russian

Fluent

English

Advanced

Work Experience

.NET Developer at Neolink Ukraine

August 1, 2024 - August 1, 2025

Developed notification service with SignalR, SendGrid API and messenger integrations; Implemented functionality for invited suppliers on tender platform with referral system via email; Built comprehensive PDF and Excel reports containing full tender information; Developed AI-powered search functionality using ChatGPT API for supplier categorization.

.NET Developer at Hocoos Ukraine

August 1, 2023 - August 1, 2024

Developed automated flow to populate site information by keyword using multithreading and AI prompts via ChatGPT API; Created custom RabbitMQ attribute for storing and controlling failed messages with dedicated UI for skip/rerun operations; Integrated PayPal payment system and implemented multiple webhooks for transaction data storage; Worked with Unsplash API for automated photo storage and site content management.

Junior FullStack Developer at Intetics Ukraine

May 1, 2022 - August 1, 2023

Refactored patient treatment plan logic and workflow management; Migrated multiple microservices from Entity Framework to Dapper for improved performance; Created generic React component with Excel library integration and standardized CRUD API endpoints for 10+ database tables with similar structure; Focused on backend bug fixes and system maintenance (80% backend, 20% frontend).

Trainee .NET Developer at SoftXpansion

May 1, 2021 - March 1, 2022

Contributed to City service center project using C# .NET Core, JavaScript, AngularJS, and SQL; Handled bug fixes, system updates, service expansion, and new functionality development; Focused primarily on backend development (90%) with some frontend responsibilities (10%).