I’m a full-stack web developer with experience in React, TypeScript, Spring Boot (Java), and Python, building everything from responsive front-end interfaces to scalable, data-driven back-end systems. My background includes projects like crypto analytics dashboards, fintech integrations, and SaaS platforms, where I’ve combined clean code with practical problem-solving. What sets me apart is my ability to bridge technical complexity with real business value. I don’t just deliver features. I make sure the solution is intuitive for users, efficient under the hood, and aligned with your goals. If you’re looking for a developer who’s reliable, detail-oriented, and genuinely invested in helping your project succeed, let’s connect. Find my portfolio site at: zvonimirrezo.com

Zvonimir Petar Rezo

I’m a full-stack web developer with experience in React, TypeScript, Spring Boot (Java), and Python, building everything from responsive front-end interfaces to scalable, data-driven back-end systems. My background includes projects like crypto analytics dashboards, fintech integrations, and SaaS platforms, where I’ve combined clean code with practical problem-solving. What sets me apart is my ability to bridge technical complexity with real business value. I don’t just deliver features. I make sure the solution is intuitive for users, efficient under the hood, and aligned with your goals. If you’re looking for a developer who’s reliable, detail-oriented, and genuinely invested in helping your project succeed, let’s connect. Find my portfolio site at: zvonimirrezo.com

Available to hire

I’m a full-stack web developer with experience in React, TypeScript, Spring Boot (Java), and Python, building everything from responsive front-end interfaces to scalable, data-driven back-end systems. My background includes projects like crypto analytics dashboards, fintech integrations, and SaaS platforms, where I’ve combined clean code with practical problem-solving.

What sets me apart is my ability to bridge technical complexity with real business value. I don’t just deliver features. I make sure the solution is intuitive for users, efficient under the hood, and aligned with your goals.

If you’re looking for a developer who’s reliable, detail-oriented, and genuinely invested in helping your project succeed, let’s connect.

Find my portfolio site at: zvonimirrezo.com

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
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Language

Croatian
Fluent
English
Advanced
German
Intermediate

Work Experience

Full Stack Engineer at Crypto Casino Platform (Independent Project)
January 1, 2025 - September 22, 2025
Led design and development of a crypto casino web application using React, Node.js, WebSockets, and MySQL. Implemented real-time game updates and interactive features to ensure a seamless player experience and cross-device responsiveness. Integrated crypto wallet interactions and secure, scalable backend processes.
Full Stack Engineer at Deegloo d.o.o., Zagreb, Croatia
June 1, 2024 - Present
Contributed to a data-monitoring system for US dairy and agriculture product quality. Built front-end in ReactJS/TypeScript and back-end services in Java Spring, with Git and PostgreSQL for version control and data storage.
Software Engineer at EPAM Systems d.o.o., Zagreb, Croatia
June 1, 2024 - September 22, 2025
Worked for Travel+Leisure on improving a large-scale travel system with 1000+ sites. Contributed front-end components in ReactJS/TypeScript, styling with vanilla CSS/JS, and collaborative architecture improvements.
Software Engineer at Ericsson Nikola Tesla d.d., Zagreb, Croatia
June 15, 2021 - October 15, 2022
Developed a web application for testing Radio products, leveraging ReactJS, Python FastAPI, Git, Linux, and PostgreSQL. Focused on test workflows, data presentation, and robust backend integration.

Education

Master’s degree in Computer Science at University of Zagreb, Faculty of Electrical Engineering and Computing, Croatia
September 1, 2018 - July 1, 2023

Qualifications

Add your qualifications or awards here.

Industry Experience

Software & Internet, Computers & Electronics, Travel & Hospitality, Professional Services

Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
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