.NET Backend Developer - Turkish Speaking
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Summary
A backend engineer builds scalable, high-performance services and RESTful APIs in C#/.NET Core with PostgreSQL, Redis, Elasticsearch, and microservices at Guardian Professional in Dublin. The role requires 5+ years of .NET experience, ideally with card, POS, e-money, or banking systems, and Turkish language skills.
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