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Hi there! I’m Koray Kocaelli, a 25-year-old software developer with a passion for building scalable web applications and experimenting with new tech stacks. I thrive in collaborative environments where I can contribute across the full development lifecycle, from design to deployment. I’m currently seeking a full-time role where I can apply my Java/Spring Boot, Angular, React, .NET, and Flutter skills to real-world projects. I also love electronic music production and live performance, and I enjoy staying active with running and basketball. I’m curious about AI and blockchain, exploring them through self-learning. Having lived abroad through Erasmus+, I enjoy discovering new cultures and languages, and I’m currently learning German and Spanish.…Hi there! I’m Koray Kocaelli, a 25-year-old software developer with a passion for building scalable web applications and experimenting with new tech stacks. I thrive in collaborative environments where I can contribute across the full development lifecycle, from design to deployment. I’m currently seeking a full-time role where I can apply my Java/Spring Boot, Angular, React, .NET, and Flutter skills to real-world projects. I also love electronic music production and live performance, and I enjoy staying active with running and basketball. I’m curious about AI and blockchain, exploring them through self-learning. Having lived abroad through Erasmus+, I enjoy discovering new cultures and languages, and I’m currently learning German and Spanish.

Koray Kocaelli

Web Developer, App Developer, Developer, +4

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Hi there! I’m Koray Kocaelli, a 25-year-old software developer with a passion for building scalable web applications and experimenting with new tech stacks. I thrive in collaborative environments where I can contribute across the full development lifecycle, from design to deployment. I’m currently seeking a full-time role where I can apply my Java/Spring Boot, Angular, React, .NET, and Flutter skills to real-world projects. I also love electronic music production and live performance, and I enjoy staying active with running and basketball. I’m curious about AI and blockchain, exploring them through self-learning. Having lived abroad through Erasmus+, I enjoy discovering new cultures and languages, and I’m currently learning German and Spanish.…Hi there! I’m Koray Kocaelli, a 25-year-old software developer with a passion for building scalable web applications and experimenting with new tech stacks. I thrive in collaborative environments where I can contribute across the full development lifecycle, from design to deployment. I’m currently seeking a full-time role where I can apply my Java/Spring Boot, Angular, React, .NET, and Flutter skills to real-world projects. I also love electronic music production and live performance, and I enjoy staying active with running and basketball. I’m curious about AI and blockchain, exploring them through self-learning. Having lived abroad through Erasmus+, I enjoy discovering new cultures and languages, and I’m currently learning German and Spanish.

Available to hire

Hi there! I’m Koray Kocaelli, a 25-year-old software developer with a passion for building scalable web applications and experimenting with new tech stacks. I thrive in collaborative environments where I can contribute across the full development lifecycle, from design to deployment. I’m currently seeking a full-time role where I can apply my Java/Spring Boot, Angular, React, .NET, and Flutter skills to real-world projects.

I also love electronic music production and live performance, and I enjoy staying active with running and basketball. I’m curious about AI and blockchain, exploring them through self-learning. Having lived abroad through Erasmus+, I enjoy discovering new cultures and languages, and I’m currently learning German and Spanish.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Fluent

Turkish

Fluent

German

Beginner

Spanish; Castilian

Beginner

Work Experience

Web & Archive Support at Temple Radio

January 1, 2024 - Present

Supported Temple Radio's website with weekly archive updates and content organization; provided technical support; assisted with layout adjustments; improved content accessibility; web content management and digital platform maintenance.

Java Software Developer Intern at Kafein Technology Solutions

February 1, 2024 - September 9, 2025

Internship focusing on full-stack development; gained exposure to data management, API design, and frontend implementation; used Java, Spring Boot, and Vue.js.

IT Consultant Intern at The Adaptavist Group

August 1, 2024 - September 9, 2025

Gained hands-on experience with Atlassian products such as Jira and Confluence; learned project/service management workflows and observed agile collaboration practices in a professional setting.

Web & Archive Support at Temple Radio

January 1, 2024 - Present

Supporting Temple Radio’s website with weekly archive updates and content organization. Providing technical support, assisting with layout adjustments, and improving content accessibility.

Java Software Developer Intern at Kafein Technology Solutions

February 1, 2024 - September 9, 2025

This internship provided me with invaluable insights into full-stack web development, including database management, API design, and frontend implementations. Using Java, Spring Boot, and Vue.js frameworks, I have honed my skills in problem-solving.

IT Consultant Intern at The Adaptavist Group

August 1, 2024 - September 9, 2025

During my internship, I gained hands-on experience with Atlassian products such as Jira, Confluence, and Jira Service Management, and observed agile collaboration practices.

Web & Archive Support at Temple Radio

January 1, 2024 - Present

Supports Temple Radio's website with weekly archive updates and content organization; provides technical support, layout adjustments, and improves content accessibility to strengthen web presence.

IT Consultant Intern at The Adaptavist Group

August 1, 2024 - September 9, 2025

Gained hands-on exposure to Atlassian products (Jira, Confluence, Jira Service Management); learned practical project and service management workflows and observed agile collaboration practices.

Java Software Developer Intern at Kafein Technology Solutions

February 1, 2024 - September 9, 2025

This internship provided insights into full-stack web development, including database management, API design, and front-end implementation using Java, Spring Boot, and Vue.js.

Software Developer Intern at Kafein Technology Solutions

January 1, 2024 - February 1, 2024

Gained hands-on experience in full-stack web development, including database management and API design. Worked with Java, Spring Boot, and Vue.js to build client-ready features, implement frontend interfaces, and solve core coding challenges.

Software Developer Intern at Placenet

October 1, 2025 - January 1, 2026

Supported full-stack web development with Next.js and Payload CMS; built Next.js pages, configured the CMS, and contributed to UI/UX improvements. Assisted with multilingual production site maintenance, layout fixes, and SEO improvements.