Senior .NET Developer with WPF and REST APIs, Portfolio Management System
- Breslavia
- Cracovia
- Lodz
- Lublinie
- Varsovia
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Project overview
Team
Position overview
Technology stack
Responsibilities
- Design and develop backend services using C# and .NET
- Develop, support, and enhance WCF services to enable reliable internal and external system integrations
- Implement and maintain RESTful APIs for internal and external integrations
- Work with MS SQL Server using Entity Framework and ADO.NET
- Develop and support desktop applications using WPF and VSTO
- Integrate asynchronous messaging solutions using RabbitMQ
- Collaborate with the team on architecture decisions and technical improvements
- Participate in code reviews, contribute to code quality, and maintainability
- Support CI/CD processes and ensure smooth delivery of new features
Requirements
- Commercial experience with C# and the .NET platform
- Hands-on experience developing VSTO-based solutions
- Experience developing backend applications and RESTful APIs
- Hands-on experience developing and maintaining WCF services
- Strong practical experience with Entity Framework and ADO.NET
- Practical knowledge of MS SQL Server and relational database design
- Experience with WPF for desktop application development
- Familiarity with message queues, preferably RabbitMQ
- Understanding of CI/CD principles and automated delivery pipelines
- Ability to work collaboratively in a team-oriented environment
Nice to have
- Exposure to large-scale or enterprise-level systems
- Experience in maintaining legacy applications alongside new development
- Basic knowledge of application performance optimization and troubleshooting
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