Hire the Best Java Developers
in Turkey

I am a Computer Education and Instructional Technology graduate and a software developer with years of experience in Java development. I develop modern applications for web, mobile, and desktop platforms using Flutter, creating user-friendly and scalable solutions with an engineering mindset.

I bring over 10 years of full-stack development experience in the Java-Spring-Web ecosystem and Node.js. My expertise extends to front-end development, where I utilize React, Angular and Flutter frameworks. With a strong background in Java and NodeJS, I have contributed to various projects in fintech, telecommunications, insurance, and e-learning industries. I’m passionate about system design and clean, maintainable architecture, and I enjoy working in agile teams where collaboration is important. I focus on building reliable and scalable solutions that deliver real value. I’m also always learning and exploring new technologies, especially in areas like AI, distributed systems, and modern backend development, and I try to apply them in practical ways to improve systems. I consistently adhere to SOLID principles in my work. Software patterns play a crucial role in my approach, as they effectively address various challenges in object-oriented design. I am confident that my skills align well with your business needs. If given the opportunity, I am certain that I can deliver successful projects and supports. Backend : ✔ Java/Android ✔ Maven/Gradle ✔ Spring - Spring Cloud - Spring Boot - Spring MVC ✔ Rest APIs ✔ Hibernate ✔ Docker ✔ Git - Github - Gitlab - Bitcbucket ✔ Junit - Mockito ✔ Elastic Search ✔ Node.js ✔ Express.js Frontend Skills : ✔ Javascript ✔ React - Redux ✔ Angular Mobile : ✔ Flutter - Dart ✔ Firebase/Firestore Business Flow: ✔Jira - Confluence - Miro Databases : ✔ Mysql - Mongo - Oracle - IBM DB2 - PostgreSql I also use Copilot and Claude Code to deliver the best solutions. ✔ LLM integrations (OpenAI, Claude, etc.) ✔ AI-assisted workflow automation ✔ Prompt engineering & optimization ✔ AI code acceleration using tools like Cursor

Hi, I am a motivated senior software developer who strives for excellence in work. I have been working remotely for the last 6 years since pandemic. I have worked with a few US company for more than 2 years. I have just started working on freelancing on Upwork. My goal is to prove my skills and knowledge to clients for now. Briefly, I have experience for more than 10 years in Java software development. I have a strong academic background in Computer Science. I am specialized in Spring framework and Spring Boot. 𝐎𝐔𝐓𝐒𝐓𝐀𝐍𝐃𝐈𝐍𝐆𝐒 - Ability to design and develop micro-services and Restful APIs effectively in Java 8+, Java 17 and Java 21 - Spring Web, MVC, Kafka, JPA, Hibernate, JDBC, Reactive Programming, Webflux - SQL and NoSQL, MongoDB, PostgreSQL, MySQL, Snowflake, DBT - OAuth 2.0 , JWT / API Key, Spring Security 𝐅𝐑𝐎𝐍𝐓-𝐄𝐍𝐃 - React, Redux - Javascript, HTML, CSS, Tailwind CSS

⚡ Backend systems should not become fragile over time; they must stay maintainable, scalable, and reliable as products grow. I am a Backend Engineer specializing in Java, Kotlin, and Spring Boot, focused on building production-grade systems where clean architecture, long-term maintainability, and stability are critical. I combine strong backend engineering practices with practical system design to create APIs and services that remain easy to extend, debug, and operate in real-world environments. Clients work with me when system quality, clean code, and scalable backend architecture matter, not just feature delivery. 🏆 Proven Engineering Approach ✔ Clean, maintainable backend architecture ✔ Production-focused development mindset ✔ Long-term scalability and reliability focus ✔ Clear communication and structured collaboration 🚀 Core Capabilities ☕ Backend Engineering with Java & Kotlin • Spring Boot application development • REST API design & implementation • Business logic architecture • Secure and maintainable backend systems • Performance-focused backend development 🏗 Scalable System Architecture • Microservice-based architectures • Modular and maintainable code structure • Service communication patterns • Production-ready backend design • Reliability and scalability optimization 🗄 Database & Persistence Engineering • PostgreSQL, MySQL, MongoDB • Hibernate / JPA / Spring Data JPA • Query optimization & data modeling • Relational and NoSQL database design ⚙ Development & DevOps Workflow • Docker-based environments • Git-based development workflows • Unit & integration testing • CI/CD-friendly project structures 🔍 Engineering Focus 🏢 Enterprise & Business Platforms Scalable APIs • backend services • maintainable systems 🚀 Startup Products & SaaS Platforms Fast iteration • clean architecture • long-term scalability 💡 Engineering Mindset • Architecture-first thinking • Clean and understandable code • Simplicity over over-engineering • Production reliability focus • Ownership from development to deployment • Long-term maintainability mindset 🧰 Technical Stack Java • Kotlin Spring Boot • Spring MVC • Spring Data JPA REST APIs • Microservices PostgreSQL • MySQL • MongoDB Hibernate • JPA Docker • Git ✨ Why Clients Choose Me ⭐ Clean and maintainable backend architecture ⭐ Scalable production-ready systems ⭐ Strong Java & Kotlin expertise ⭐ Clear communication & accountability ⭐ Reliable engineering mindset 🚀 Ready to Build Stable, Scalable Backend Systems? If you need a backend engineer who cares about clean architecture, maintainable systems, and production reliability, I am ready to help. Let us build backend systems that stay reliable, scalable, and easy to maintain long after launch.

I served as a Google Developer Expert in Flutter and Dart, one of 133 such people that are recognized by Google. I have a Ph.D. in Computer Science from Washington University in St. Louis. I worked as a Software Developer Intern at Google Irvine and had the option to continue to work there. I chose to come back to my beautiful hometown, Izmir, Turkey. I'm an Assistant Professor, teaching Mobile App Development with Flutter and Firebase, Human-Computer Interaction and Game Development with Unity. I provide R&D consulting services to local companies. I was also a remote consultant for Carnegie Mellon University. I have been programming for 25+ years and have a solid understanding of most systems. I try to contribute to libraries that I use. Please check my Github account for my contributions, mostly related to Dart, Flutter and Firebase. I founded my own company in 2019 and have access to high quality local talent. We are currently 7 Flutter devs with access to high quality backend devs, designers and testers. I love a good challenge. Send me your tricky app issues!

I am a Software Developer who loves building strong backend services, RESTful APIs, and system architectures using Java. My main goal is to turn your business needs into clean, fast, and high-performing technical solutions. My primary focus is backend development, but I also have full-stack web development experience. This helps me understand the whole software lifecycle, work easily with frontend teams, and deliver complete web applications when needed. 🔹 What I Can Do For You: Backend Architecture: I don't just write code; I design systems. I can help you from database design (Relational & NoSQL) all the way to deployment. API Development: I build secure, fast, and well-documented RESTful APIs that connect your systems smoothly. Database Design & Optimization: I create clean database schemas and optimize queries to make sure your application runs fast. Full-Stack Flexibility: I can also work on the frontend when necessary to make sure everything works perfectly together. 🔹 Tech Stack: Backend: Java, Spring Boot, Hibernate / JPA Architecture: RESTful APIs, Microservices, MVC Databases: PostgreSQL, MySQL, MongoDB Frontend: HTML, CSS, JavaScript Tools & DevOps: Git, Docker, Maven/Gradle, Postman Practices: Clean Code, SOLID Principles, OOP