Zeljko Djurić
Senior PHP Developer with over 18 years of experience. I spent 8 years at Kolektiv Ltd.
About
Senior PHP Developer with over 18 years of experience. I spent 8 years at Kolektiv Ltd. in Sarajevo, working on a leading job board portal in my country.
For the past decade, I’ve focused on freelancing, enhancing both my technical expertise and my ability to work independently, manage time effectively, and adapt to different work environments.
- 7 years' experience
- Joined October 2025
Languages
- BosnianFluent
- CroatianFluent
- SerbianFluent
- EnglishAdvanced
- GermanIntermediate
Industry experience
- Software & Internet
- Professional Services
- Media & Entertainment
More experts in Tuzla, Bosnia and Herzegovina
Work experience· 12 roles
Revamped and upgraded the backend of the Berlin History app, migrating to the latest Laravel versions, and engineered backend architecture for data-intensive modules. Implemented Redis-based data import processes, optimized geospatial data handling, and ensured seamless integration of multiple back-end components and APIs.
Overhauled the backend of the FruchtCheck app, migrating from Slim to Laravel; transformed the FruchtCheck app into a scalable SaaS platform; designed RESTful APIs and enhanced data import/export; migrated data handling to Laravel structures; developed REST interfaces for the Forum-X app.
Scrutinized and resolved bugs within the existing rent-a-car web application; ensured optimal functionality; rectified critical issues across backend, frontend and API components; implemented new features and improved existing functionality; enhanced performance and user satisfaction.
Education
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