UMUT HAZIRAY
Software Development Specialist
Istanbul
Summary
I am an experienced IT professional with a solid background in .NET development, C#, and layered architecture, specializing in building scalable, maintainable, and enterprise-grade applications. I have extensive expertise in SharePoint architecture and Central Administration, including farm management, site collections, and system integrations. Over the years, I have designed and implemented integration services, API endpoints, and service-oriented solutions, ensuring seamless communication across enterprise systems. My experience also covers DevOps practices, automation, and scalable infrastructure, supporting high-performance software delivery. Additionally, I am passionate about leveraging AI models and Microsoft technologies to create innovative, secure, and future-ready business solutions.
Overview
6
6
years of professional experience
1
1
Language
Work History
Software Development Specialist
Kazancı Holding A.Ş.
03.2021 - Current
- Designed and implemented scalable DevOps architectures, including CI/CD pipelines, automation, and cloud-ready infrastructure.
- Delivered enterprise-grade solutions using the .NET framework and Microsoft technologies, ensuring performance and reliability.
- Developed clean, maintainable, and scalable C# code for complex business applications.
- Applied AI models and machine learning techniques to build intelligent, data-driven solutions.
- Built software solutions based on layered (n-tier) architecture, improving modularity, reusability, and system longevity.
- Created responsive and secure web applications, delivering user-focused experiences with modern technologies.
- Engineered integration services and API endpoints, enabling seamless communication between enterprise systems.
- Applied ServiceCore-based approaches, achieving high availability and scalability.
- Customized and integrated Microsoft SharePoint for enterprise collaboration, workflows, and business process automation.
- Developed user-friendly interfaces for improved customer experience and increased product adoption.
- Enhanced application performance by optimizing code and implementing efficient algorithms.
Software Development Specialist
Techne Bilişim
03.2021 - 07.2022
- I served as an outsourced software developer at Kazancı Holding A.Ş., under the consultancy of Techne Bilişim.
- Designed and managed SharePoint architectures, ensuring scalability, performance, and security.
- Administered SharePoint Central Administration, including farm configuration, site collections, and service applications.
- Developed enterprise applications with C# and .NET Framework, following best practices and coding standards.
- Applied layered (n-tier) architecture principles to deliver modular, maintainable, and future-ready solutions.
- Integrated SharePoint with other enterprise systems, enhancing collaboration and workflow automation.
- Developed comprehensive test plans to validate functionality across all supported platforms before deploying new releases to production environments.
Software Development Intern
Tmob
12.2020 - 03.2021
- Attended development team trainings, daily meetings, and huddles.
- Wrote clear, clean code for various projects.
- Enhanced UI/UX elements to create visually appealing interfaces that improve user interactions with the software product.
- Collaborated with cross-functional teams to design, develop, and deliver high-quality software products on time.
IT & Commercial Operation Intern
Çolakoğlu Metalurji A.Ş.
07.2019 - 08.2019
- Analyzed problems and worked with teams to develop solutions.
- Sorted and organized files, spreadsheets, and reports.
- Gained valuable experience working within a specific industry, applying learned concepts directly into relevant work situations.
Education
Bachelor of Mathematics - Mathematics
Istanbul University
Istanbul, Turkey 04.2001 -
Skills
Object-oriented programming
API integration
Web application development
Technical presentations
Automated testing
Agile development methodologies
NET development
Microsoft ASPNET
Program coding
DevOps
Sharepoint
Artificial Intelligence
References
- Cahit Yılmaz
Head of IT
Sakarya Elektrik Dağıtım A.Ş.
(+90) 549 772 80 98
- Fatih Güler
Software Development Team Lead
Kazancı Holding A.Ş.
(+90) 536 811 72 86
- İbrahim Akçay
DevOps Team Lead
Kazancı Holding A.Ş.
(+90) 544 763 92 75
Timeline
Software Development Specialist
Kazancı Holding A.Ş.
03.2021 - Current
Software Development Specialist
Techne Bilişim
03.2021 - 07.2022
Software Development Intern
Tmob
12.2020 - 03.2021
IT & Commercial Operation Intern
Çolakoğlu Metalurji A.Ş.
07.2019 - 08.2019
Bachelor of Mathematics - Mathematics
Istanbul University
04.2001 -