.NET Backend Developer - Turkish Speaking

We are seeking a skilled .NET Backend Developer to join our engineering team. You will be involved in building scalable, high-performance backend services using modern technologies such as .NET Core, PostgreSQL, Redis, Elasticsearch, and a microservices architecture. Experience with Card Systems, POS, E-money, or Banking/Financial systems is required.

Key Responsibilities

• Develop, maintain, and optimize backend services using C# and .NET (Core)
• Build and maintain RESTful APIs and microservices
• Collaborate with frontend developers, QA, and product teams
• Write clean, maintainable, and testable code following best practices
• Integrate with relational (SQL Server, PostgreSQL) or NoSQL databases
• Implement and improve CI/CD pipelines
• Monitor, troubleshoot, and improve system performance and reliability
• Participate in code reviews and contribute to architecture discussions

Required Qualifications

• Minimum 5+ years of professional experience in .NET development
• Strong proficiency with C# and .NET (Core)
• Experience building scalable APIs and backend systems
• Knowledge of Entity Framework / EF Core
• Solid understanding of SQL and database design
• Experience with version control (Git)
• Familiarity with cloud platforms (Azure/AWS)
• Understanding of OOP, Design Patterns, and best practices
• Good problem-solving skills and attention to detail