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I am a Senior Software Engineer with extensive experience in microservices, web API development, and system scaling. I am passionate about creating reliable, high-performance systems and solving complex challenges. I am currently seeking new opportunities to apply my expertise and contribute to innovative projects. Throughout my career, I have led architectural design decisions, mentored junior developers, and collaborated closely with business development teams to align technical solutions with organizational goals. I enjoy skiing, swimming, and regularly attend dance classes in my free time.…I am a Senior Software Engineer with extensive experience in microservices, web API development, and system scaling. I am passionate about creating reliable, high-performance systems and solving complex challenges. I am currently seeking new opportunities to apply my expertise and contribute to innovative projects. Throughout my career, I have led architectural design decisions, mentored junior developers, and collaborated closely with business development teams to align technical solutions with organizational goals. I enjoy skiing, swimming, and regularly attend dance classes in my free time.

Cem KAYMAKCI

Developer, Programmer, Back-End Developer, +1

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I am a Senior Software Engineer with extensive experience in microservices, web API development, and system scaling. I am passionate about creating reliable, high-performance systems and solving complex challenges. I am currently seeking new opportunities to apply my expertise and contribute to innovative projects. Throughout my career, I have led architectural design decisions, mentored junior developers, and collaborated closely with business development teams to align technical solutions with organizational goals. I enjoy skiing, swimming, and regularly attend dance classes in my free time.…I am a Senior Software Engineer with extensive experience in microservices, web API development, and system scaling. I am passionate about creating reliable, high-performance systems and solving complex challenges. I am currently seeking new opportunities to apply my expertise and contribute to innovative projects. Throughout my career, I have led architectural design decisions, mentored junior developers, and collaborated closely with business development teams to align technical solutions with organizational goals. I enjoy skiing, swimming, and regularly attend dance classes in my free time.

Available to hire

I am a Senior Software Engineer with extensive experience in microservices, web API development, and system scaling. I am passionate about creating reliable, high-performance systems and solving complex challenges. I am currently seeking new opportunities to apply my expertise and contribute to innovative projects.

Throughout my career, I have led architectural design decisions, mentored junior developers, and collaborated closely with business development teams to align technical solutions with organizational goals. I enjoy skiing, swimming, and regularly attend dance classes in my free time.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Work Experience

Senior Software Engineer at Check24 GmbH

September 1, 2021 - Present

Architected and developed microservices, migrating a legacy monolith application to a microservices architecture. Improved system performance and implemented new features to ensure continuous innovation. Led business development discussions to align new features with existing systems. Utilized Event Driven Development with ActiveMQ for messaging and data flow. Led the development, documentation, deployment, and production monitoring of systems. Mentored junior developers and onboarded new team members to projects.

Senior Software Engineer at Softtech

September 1, 2021 - August 21, 2025

Led architectural design decisions and presented solutions to project teams. Collaborated in business development meetings to ensure alignment with project goals. Contributed to the conversion of a legacy payment system from .NET to Java. Managed development, documentation, and deployment, ensuring smooth production operations. Mentored junior developers and supported their growth within the team. Worked on implementing Credit, Debit, and Prepaid cards.

Software Engineer at AktifBank

September 1, 2019 - August 21, 2025

Developed and made architectural decisions for web APIs supporting mobile and web applications. Enhanced system performance and scalability. Built integration layers to connect mobile applications with core banking systems. Managed the development, testing support, and deployment processes.

Software Engineer at Bilgeadam

February 28, 2017 - August 21, 2025

Developed and maintained a document management system to streamline document change tracking.

Software Engineer at AktifBank

August 31, 2015 - August 21, 2025

Migrated an existing payment system to a microservices architecture to improve scalability and eliminate bottlenecks. Collaborated in architectural design and alignment with stakeholders to finalize requirements.

Software Engineer at Paycore

September 30, 2015 - August 21, 2025