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Eren Gaygusuz

Experiences

Resume-style overview of my professional background.

Summary

Software Development Engineer with professional experience across web, desktop, and mobile products. I have been interested in programming since 2013 and have worked professionally on business-oriented systems after graduating as a Software Engineer in early 2020. My focus is building sustainable, secure, maintainable, and user-focused software while staying current with modern engineering practices.

Work Experiences

Software Development Engineer

Yıldız Holding via ID3 Software and Information Technologies | Remote, Istanbul

Worked remotely on web software used across Yıldız Holding, especially systems serving the Financial Operations Center.

  • Developed component-based user interfaces with Angular and React.
  • Built and maintained backend applications with ASP.NET Core Web API.
  • Handled database operations with Entity Framework Core and SQL Server Management Studio.
  • Maintained legacy software, implemented user requests, and supported production-oriented delivery.
  • Interviewed intern engineers and supported their mentoring process.

Software Development Engineer

T.C. Ministry of Industry and Technology via SBI Bilişim | On-site, Ankara

Worked in the ministry's IT department on multiple public-sector web platforms, including investment support, metrology, charging infrastructure, public IT procurement, and Türkiye Tech Visa systems.

  • Developed ASP.NET Core MVC web applications.
  • Implemented database operations with Entity Framework Core.
  • Built user interfaces with JQuery, Bootstrap 5, and Kendo UI.
  • Reviewed vulnerability reports and fixed security issues.
  • Contributed to Yatırım Kredisi, Metroloji, Şarj Destek, Kamu Bilişim, and Türkiye Tech Visa.

Software Development Engineer

Eyesoft Bilişim | On-site, Ankara

Worked at the company's METU Technopolis office on mobile, backend, and Unity-based product modules.

  • Designed and developed mobile applications and Unity-based game/application modules.
  • Developed backend applications with ASP.NET Core Web API.
  • Used JWT and SSL certificates for service security.
  • Configured virtual systems, database servers, and cloud storage on AWS.
  • Developed Loktos Mobile, Loktos Builder, Gezdir, Campus Hunt, Campus Hunt Alumni, and the Gözcü game module.

Software Development Engineer

Bimcrone Technology | Hybrid, Ankara

Supported Bimcrone, a cloud-based digital twin desktop product for construction project tracking and management.

  • Developed user interface pieces in Unity.
  • Implemented compression and extraction flows for files sent to and received from Firebase.
  • Prepared setup packages for the desktop application.
  • Signed installer packages with a Comodo code signing certificate.

Software Development Engineer

Sigun Information Technologies | Hybrid, Ankara

Worked on Omni Assist, a gamified rehabilitation desktop product for patients with physical problems in their hands and arms.

  • Analyzed patient needs with input from TÜBİTAK reviewers and doctors.
  • Defined exercise types based on patient analysis.
  • Generated desktop games with Unity according to exercise types.
  • Integrated the games with the rehabilitation hardware module.

Intern Software Engineer / COOP Software Engineer

Akgün Technology | Ankara

Completed the second mandatory university internship, then worked full-time for six months through Atılım University's COOP Education Program while developing the graduation project.

  • Developed Akgün Anatomy, a WebGL-based product for defining pressure wounds on a 3D human anatomy model.
  • Prepared the SRS document for project requirements analysis.
  • Integrated the software with the Akgün IVital system.
  • Contributed research and supporting content to the software team.

Part-Time Librarian

Atılım University | Ankara

Worked part-time at Atılım University Library during university education.

  • Supported library operations on weekends while continuing software engineering studies.

Intern Software Engineer

Genex Software A.Ş. | Ankara

Completed the first mandatory university internship and worked on Redis-focused research and prototyping.

  • Prepared internal documentation after researching Redis.
  • Developed a desktop application using Redis Pub/Sub and StackExchange.Redis.
  • Used C#, .NET Framework, Visual Studio, and Redis messaging concepts.

Education

Academic Background

Computer Engineering

Gazi University | Master's Degree

  • Graduate education in computer engineering.

Information Technologies

Ege University | Master's Degree | Left

  • Started graduate education in information technologies.

Software Engineering

Atılım University | Bachelor's Degree | GPA: 3.34 / 4.00

  • Engineering Faculty, Software Engineering Department.
  • Relevant foundations: object-oriented analysis and design, database design, software architectures, and data structures.

Graphic Design

Hacettepe University | Bachelor's Degree | Left

  • Studied graphic design before transitioning back toward software engineering.

Computer Education and Instructional Technologies

Hacettepe University | Bachelor's Degree | Left

  • Studied computer education and instructional technologies.

Photography and Camerawork

Anadolu University | Associate Degree | GPA: 2.36 / 4.00

  • Completed associate degree education.

Science Track

Iğdır High School | High School | Grade: 73.13 / 100

  • High school education in the science track.

Science Track

T.E.B. Ataşehir High School | High School | Left

  • High school education in the science track.

Awards & Achievements

Exam Scores