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Custom applications developed for one of the most popular operating systems.

Windows-Based Application Development

The team of expert developers at Sierra can develop everything from system services and CLI applications, to robust WPF GUI applications with authentication and access control.

  • C#
  • VB.Net
  • Windows Services
  • WPF
  • WCF
  • C
  • C++
  • Java
  • Python
  • Microsoft SQL Server
  • SQLite
Windows Based Applications


  • World-class service and support
  • Thorough quality assurance

More Information

Please see our FAQ page for additional information about custom applications.

If your question isn’t listed there, feel free to email or call us at 412-722-0707