.net Developer

Position: Senior .NET Desktop Application Developer

Location: Lucknow

Experience Level: 4-5 years

Project Duration: 3-4 months (Full-time contract/Permanent)

Job Description : .Net Desktop Application Developer (Hearing Device Management

We are looking for a skilled and experienced .NET Developer with strong expertise in building high-performance desktop applications using the latest Microsoft technologies. The ideal candidate will have a solid understanding of C#, WPF, and modern software architecture patterns, along with hands-on experience integrating UI, databases, and device communication. You will be responsible for developing, optimizing, and maintaining feature-rich applications that are secure, scalable, and user-friendly.

Skills Required:

• Programming Languages & Frameworks
• Strong proficiency in C# and .NET Framework / .NET Core
• Extensive experience with WPF (Windows Presentation Foundation)
• Strong knowledge of XAML, data binding, and the MVVM pattern
• Database & Data Access
• Proficiency with Entity Framework Core (ORM)
• Experience with SQL Server and/or SQLite
• Strong knowledge of LINQ and query optimization
• UI Development & Visualization
• Experience with charting/plotting libraries such as OxyPlot or LiveCharts
• Ability to build high-performance, responsive desktop UIs
• Device Communication
• Experience with Bluetooth communication using Windows.Devices.Bluetooth or similar APIs
• Knowledge of USB/Serial communication using System.IO.Ports
• Integration & Networking
• Experience integrating RESTful APIs and web services
• Familiarity with IoT protocols (especially MQTT) and MQTTnet or equivalent libraries
• Understanding of cloud integration (e.g., Azure IoT SDK)
• Audio & Signal Processing (Preferred)
• Experience with NAudio or similar audio libraries
• Reporting & File Handling
• Knowledge of PDF generation using libraries like PDFsharp or MigraDoc
• CSV export/import using libraries such as CsvHelper
• Security & Authentication
• Experience implementing user authentication and role-based access
• Knowledge of encryption techniques and secure data handling
• General .NET Development Skills
• Strong understanding of object-oriented programming (OOP)
• Proficiency with asynchronous programming and async/await
• Experience with multi-threading in C#
• Solid understanding of Git version control
• Testing & Quality
• Experience with unit testing frameworks like MSTest, xUnit, or NUnit
• Familiarity with debugging and performance profiling tools in Visual Studio

 Key Responsibilities

• Design, develop, and maintain desktop applications using .NET Framework / .NET Core and C#
• Build responsive and visually appealing UIs using WPF, XAML, and the MVVM pattern
• Implement and integrate with databases using Entity Framework Core and SQL Server/SQLite
• Develop and maintain Bluetooth and USB/Serial device communication modules
• Integrate APIs, web services, and IoT protocols (including MQTT) into applications
• Implement data visualization using tools such as OxyPlot or LiveCharts
• Work with audio processing libraries (e.g., NAudio) for playback, recording, and analysis
• Develop secure user authentication and role-based access control mechanisms
• Generate reports in PDF/CSV formats using libraries like PDFsharp, MigraDoc, and CsvHelper
• Write clean, maintainable, and well-documented code following best practices
• Collaborate with cross-functional teams — including UI/UX designers and QA engineers — to deliver quality software
• Perform unit testing, debugging, profiling, and performance optimization
• Use Git for version control and participate in code reviews