Hasan Hüseyin Şahin

Senior Software Developer

Istanbul, Istanbul, Türkiye

About

Experience

  • Senior Software Developer at Freelancer
    Jun 2025 - Present · 1 yr 1 mo

    • Developed a robust payment and B2B system utilizing .NET Core, EF Core and SQL. • Implemented background job processing with Hangfire and message queuing using RabbitMQ. • Employed Clean Architecture and Domain-Driven Design (DDD) principles to enhance system scalability. • Integrated Redis for improved data caching and performance optimization.

  • Software Developer at BilgeAdam Teknoloji
    Mar 2024 - May 2025 · 1 yr 3 mos

    • Developed and maintained a Human Capital Management (HCM) system focusing on recruitment processes. • Utilized technologies including .NET Core, Hangfire, Redis, RabbitMQ, MongoDB, and SQL Server. • Collaborated with cross-functional teams to enhance system performance and user experience.

  • Software Developer at LivaSoft Yazılım A.Ş.
    May 2023 - Apr 2024 · 1 yr

    • Developed and maintained a B2B system utilizing the ERP Nebim system to enhance business operations. • Leveraged a tech stack including .NET Core, Hangfire, Redis, RabbitMQ, EF Core, and React.js for efficient application performance. • Collaborated with cross-functional teams to ensure seamless integration and functionality of software solutions.

  • Software Developer at Koton
    Jan 2023 - Jun 2023 · 6 mos

    • Developed and maintained applications using .NET Core, Entity Framework Core, and Dapper. • Collaborated with an agile team utilizing Scrum methodologies to enhance service-oriented architecture. • Implemented messaging solutions with Azure and RabbitMQ to improve system communication and efficiency.

  • Software Developer at Hıdırusta Otomotiv
    Nov 2020 - Oct 2022 · 2 yrs

    • Developed a .NET Core B2B project fully integrated with the Netsis ERP system. • Utilized Azure Functions, RabbitMQ, and Hangfire for efficient task management and messaging. • Leveraged Angular 2, Dapper, and EF Core for dynamic front-end and back-end development. • Implemented analytical solutions using Couchbase and Elasticsearch for enhanced data insights.