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Hasan Aytaç

Hasan Aytaç

Expert, Software Development

Ümraniye, Istanbul, Istanbul, Marmara, TR, 34770
+90 532 175 54 38
Turkish, English

Background


About

About

Experienced software development professional specializing in leading development teams and delivering scalable Experienced software development professional with a strong background in leading development teams, architecting scalable enterprise solutions, and driving innovation across diverse technology stacks.
Proficient in .NET, C#, React Native, Blazor, and modern web technologies, with expertise in clean architecture, performance optimization, and real-time systems. Adept at building AI-driven applications, integrating Semantic Kernel, and optimizing workflows with background services and message queues. Passionate about writing maintainable, high-performance code and mentoring teams to deliver robust, user-centric applications.
Always exploring new technologies, including AI, automation, and full-stack development, while staying committed to continuous learning and excellence in software engineering.

Work Experience

Work Experience

  • Software Development Team LeadLogo Yazılım

    Apr, 2022 - Jan, 20252 years 9 months

    Leading a team of developers to deliver enterprise-level solutions using modern software practices.

    • Managed a team of 8 software developers at LOGO Yazılım.

    • Implemented CI/CD pipelines to enhance development efficiency.

  • Senior Software EngineerLogo Yazılım

    Apr, 2020 - Apr, 20222 years

    Full stack senior software developer focusing on enterprise applications.

    As a Full Stack Senior Software Developer, I bring expertise in backend technologies such as C#, .NET Core, MVC, and REST API development, with a strong command of databases including SQL, PostgreSQL, and Redis. On the frontend, my proficiency extends to JavaScript and the Angular framework. I possess a proven track record in delivering robust and scalable software solutions, showcasing a comprehensive skill set in both backend and frontend development within diverse technology stacks.

    • Designed and implemented scalable backend services at LOGO Yazılım.

    • Optimized performance for high-traffic applications.

  • Software EngineerLogo Yazılım

    Apr, 2019 - Apr, 20201 year

    Worked on developing and maintaining core enterprise software solutions.

    Throughout my career, I have successfully delivered scalable and robust software solutions, demonstrating my ability to navigate diverse technology stacks. My track record reflects a commitment to excellence in both backend and frontend development, contributing to the success of projects through innovative solutions and meticulous attention to detail.

    • Improved reliability of existing systems at LOGO Yazılım.

    • Collaborated on the development of key features.

  • Software Development Consultant, Koçsistem

    Nov, 2016 - Aug, 20181 year 9 months

    Consulted on business-critical software development projects.

    R&D and Business ApplicationsR&D and Business Applications

        Software development, mainly specialized in core back end development specifically .Net Technologies such as Asp.net MVC, WPF, Web Api, WCF etc. 
    • Provided technical expertise on secure application design at KoçSistem.

    • Helped optimize team workflows and software delivery.

  • Software Development Specialist, Koçsistem

    Sep, 2014 - Nov, 20162 years 2 months

    Specialized in developing secure, enterprise-level software solutions. Software development, mainly specialized in core back end development.

    • Designed and implemented the Password Management System (TPAM) at KoçSistem.

    • Developed internal tools for efficient resource management.

Projects Experience

Projects Experience

  • Logo Customer Portal

    Apr, 2019 - Present

    At the core of this venture is a robust technological infrastructure, employing .NET Core Web API for the backend and Angular framework for the frontend. The database architecture relies on SQL, with Redis serving as the caching solution. Our project not only excels in functionality but also embraces responsiveness, making it accessible as a Progressive Web App (PWA).

    • .NET Core · ASP.NET Core · ASP.NET Web API · Angular · C# · SQL · Redis · Hangfire · REST APIs · IIS

  • Licensing Web Services

    Apr, 2019 - Present

    In my role as a key contributor to a software development team, I took the lead in the development of a critical licensure web service project. Employing the C# .NET programming language and SOAP WCF technology, I engineered a solution that conducted regular checks on product licenses. These checks, based on factors such as expiration dates, product configurations, features, and modules, ensured the ongoing validity of licenses.

    • .NET · Windows Communication Foundation (WCF) · SOAP · Licensing · C# · Microsoft SQL Server · SQL · ADO.NET · Web Services API

  • License Assistant

    Apr, 2019 - Present

    The core of the project revolves around managing licensing aspects and serving as the administrative hub for a licensing web service project. Leveraging .NET MVC, our team has implemented robust solutions that empower users to perform various management tasks related to license keys.

    • ASP.NET MVC · Entity Framework · C# · Bootstrap · jQuery

  • Cpay

    Apr, 2019 - Dec, 20234 years 8 months

    The CPay project stands as a testament to our dedication to advancing payment technologies and signifies our pivotal role in shaping the landscape of virtual POS systems. It serves as a crucial link between Logo Software and various banking institutions, facilitating a seamless and secure flow of transactions.

    • .NET · Windows Communication Foundation (WCF) · SOAP · Microsoft SQL Server · Payment Gateways · Virtual POS

  • Flexible Work Hours

    Jan, 2020 - May, 20204 months

    As a Senior Developer on the 'Flexible Work Project,' I played a key role in the implementation of a web application that managed Logo Software’s flexible working model. This innovative system enabled Logo Software employees to input their flexible working hours seamlessly.

    • .NET Core · ASP.NET Web API · REST APIs · Entity Framework Core · CQS · Domain-Driven Design · Angular

  • Ford Budget Planning | PDBM

    Nov, 2017 - Sep, 201810 months

    The maintenance and development works were carried out with the Ford Budget Planning team. ASP.NET MVC technology was used, with PLSQL on the database side.

    • ASP.NET MVC · PLSQL · SQL Server

  • Türk Traktör Mobile Assistant

    Aug, 2017 - Nov, 20173 months

    Developed a mobile application to help farmers manage social and business life efficiently.

    • ASP.NET MVC · Web API · Android Studio · XCode (Objective-C)

  • Arçelik Q'rious Mobile Application

    Oct, 2016 - Feb, 20174 months

    Developed a training application for Arçelik's sales teams.

    • Native Android & iOS applications · Web-based CMS

  • Koç University - Elogbook

    Aug, 2016 - Oct, 20162 months

    Developed an online internship logbook portal to digitize trainee activities.

    • ASP.NET MVC · SQL Server

  • Tofas Acil Yol Yardimi

    Apr, 2016 - Aug, 20164 months

    Developed a system for emergency roadside assistance.

    • SignalR · Google Maps API · SMS & Email notifications

  • Akbank Integro Regional Desktop Application

    Dec, 2015 - Mar, 20163 months

    Developed a regional desktop application for operational efficiency.

    • Streamlined data processing.

  • Havatar

    Sep, 2015 - Dec, 20183 years 3 months

    Measured and improved air quality in the R&D department.

    • Implemented air quality sensors.

  • Password Management Systems (TPAM)

    Mar, 2015 - Feb, 20182 years 11 months

    Designed a secure password management system for KoçSistem.

    • Encryption system · Multi-factor authentication

  • Derindere Araç Kiralama

    Nov, 2014 - Dec, 20151 year 1 month

    Developed a website for daily vehicle rentals and management.

    • Integrated a booking system · Improved UI/UX

Skills

Skills

  • Programming Languages

    C#

    JavaScript

    TypeScript

  • Frameworks & Tools

    Entity Framework

    React

    ASP.NET Core

    SignalR

  • Software Design

    Domain-Driven Design

    Object-Oriented Programming

    Clean Architecture

Education

Education

  • Mathematical Engineering, Bachelor's degree, Yildiz Technical University

    Jan, 2009 - Jan, 2014

  • Management Information Systems, General, Master's degree, Marmara University

    Jan, 2016 - Jan, 2018

Certificates

Certificates

Awards

Awards

  • Php Web Programming Language , Yildiz Technical University

    Awarded on: May 01, 2013

    Certification covering advanced concepts in PHP web programming.

Interests

Interests

  • Software Development

    Clean CodeDesign Patterns
  • AI & Machine Learning

    NLPComputer Vision