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Fullstack Developer (.Net/C#/WPF)

HR Vietnam’s ESS Client

Pasteur Tower, 139 Pasteur street, Dist. 3

Posted date: 19-12-2025

  • Experience

    5 - 10 Years

  • Job level

    Experienced (Non - Manager)

  • Salary

    Competitive

Job Description

  • Design and develop Windows desktop applications using .NET (C#) and WPF for UI.
  • Implement secure communication protocols (MQTT, HTTP, SSL/TLS) and integrate with Service Bus.
  • Manage Windows Services, environment variables, accounts, and permissions for application deployment.
  • Work with SQL Server for data storage and retrieval, ensuring efficient database operations.
  • Handle network share (UNC) access, ZIP archive processing, and related file operations.
  • Ensure robust error handling and detailed exception reporting for user awareness.
  • Create modular namespaces and classes for future integration with main codebase.
  • Optimize diagnostic tools to load data from the database and allow user interaction for quick tests and retries.
  • Maintain compliance with security and performance standards while minimizing third-party dependencies.
  • Work as assigned by Project manager/ Customers, support team members with complex functions.
  • Resolve issues proactively to deliver high quality products.

Job Requirement

  • Strong experience in .NET Framework, C#, and WPF for desktop application development (5+ years of .NET/WPF). 
  • Strong Object-Oriented Programming and Development skills. 
  • Familiarity with SOAP/RESTful APIs to connect to backend services. 
  • Developed visual components through WPF using XAML and Expression Blend. 
  • Created middleware component classes across the enterprise and integrated in UI using MVVM pattern. 
  • Worked on Binding, Styles, Data Template, Control Template, Converters, Layout Panels in XAML. 
  • Implemented ADO.NET Entity Framework and LinQ to Object to connect to SQL server database from Repositories classes for retrieving, manipulating, querying, storing data from the database. 
  • Created UML diagrams and wrote some Technical Design Documents before implementing new features. 
  • Wrote Unit test cases using Visual Studio test tool. 
  • Utilized TFS, GIT for source control. 
  • Hands-on experience with Windows Services, Service Bus, and network configurations. 
  • Proficiency in SQL Server and database schema design. 
  • Knowledge of secure communication protocols (SSL/TLS, HTTP, MQTT). 
  • Ability to write clean, maintainable code and follow best practices for exception handling and modular design. 
  • Familiarity with Windows accounts and permissions, UNC paths, and ZIP archive handling. 
  • Can use English (reading, writing, speaking).

Nice to have

  • Ability to adapt to changing technology and priorities 
  • Strong analytical thinking skills 
  • Good planning, organizing, decision-making and problem-solving skills 
  • Experience working in an Agile/Scrum environment. 
  • Understanding of mobile development principles is a plus
  •  

More Information

  • Working time: Permanent

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HR Vietnam’s ESS Client

As a leading consultancy with operations nationwide, HR Vietnam provides clients and candidates with tailor-made solutions in executive recruitment, career management as well as payroll services. We deliver innovative hands-on solutions that address both recruitment strategies and human resources.

HRVietnam là công ty hàng đầu về tuyển dụng và tư vấn nguồn nhân lực tại Việt Nam. Chúng tôi cung cấp những giải pháp hoàn hảo cho doanh nghiệp trong việc tuyển dụng nhân sự, cung cấp - quản lý nguồn nhân lực và định hướng nghề nghiệp cho ứng viên. HR Vietnam luôn chú trọng mang đến cho nhà tuyển dụng những giải pháp sáng tạo cả trong chiến lược tuyển dụng lẫn quản lý nguồn nhân lực.

Pasteur Tower, 139 Pasteur street, Dist. 3

https://hrvietnam.com/

Contact person: Mai Nguyen

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