Windows App Developer

Our client - a new Silicon Valley based profitable B2C product startup building innovative mobile solutions for the planet, is now looking for a Windows App Developer.

Location: Europa, Ukraine
Type: Remote, Full-time
Start date: ASAP
About the Project:

Based in Silicon Valley and backed by top-tier VCs is a new mobile innovator delivering exciting new products for consumers across the planet.
The company has a flagship VPN application that drives ~10M MAUs. There are others in the portfolio as well as others in development.

About the Role:

We are seeking a skilled Windows App Developer with experience in networking protocols to develop, and maintain high-performance applications for Windows desktop platforms. The ideal candidate should have expertise in C#, .NET (WPF/UWP/WinUI), and modern UI/UX development practices. The candidate shall collaborate with cross-functional teams to deliver innovative and efficient software solutions.

Key Responsibilities:

• Design and develop Windows applications using C#, .NET (WPF, UWP, WinUI)
• Optimize applications for performance, stability, and scalability.
• Integrate APIs, databases, and cloud services (Azure, Firebase, etc.).
• Conduct unit testing, debugging, and troubleshooting.
• Ensure applications meet security and compliance standards.
• Collaborate with designers, product managers, and other developers to implement features.
• Maintain and update existing applications as needed.

Requirements:

• Proficiency in C#, WPF and .NET
• VPN experience is a must
• Experience in developing C++ or C# GUI applications using object-oriented techniques and methodology.
• Strong knowledge of XAML, MVVM architecture, and UI/UX design principles.
• Experience working with RESTful APIs, JSON, and third-party integrations.
• Experience with multi-threaded constructs
• Experience with building and debugging Windows services
• Familiarity with local storage solutions on Windows
• Understanding of Git, DevOps, CI/CD pipelines.
• Good problem-solving and debugging skills.
• Ability to work independently and in a team environment.
• English - Intermediate+

Preferred Skills & Qualifications:

• Understanding of networks
• Experience with building installation packages
• Experience with Windows Filtering Platform
• Experience with static code analyzers (StyleCop, NetAnalyzers, SonarAnalyzer)
• Ability to write simple scripts in PowerShell

Why Join:

• Fast-Paced, Innovative Environment: Be part of a fast-growing company in the digital privacy space.
• Remote Work: Enjoy the flexibility of working from anywhere.
• Impact: Your initiatives will have a direct impact on our growth and success, affecting millions of users worldwide.
• Collaborative Culture: Work with a passionate, creative, and motivated team