Windows Desktop Engineer – Privacy‑First VPN (C#/WinUI)

Proton; Genf; Híbrido; CHF 120.000 - 180.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Health coverage

Stock options

Lunch and snacks

Flexible working

Public transport subsidy

Wellness support

Retirement options

Descripción de la vacante

Proton is seeking an experienced Windows desktop engineer to design, build, and maintain our Windows applications. You will work across the full lifecycle from feature design to CI/CD, collaborating with product managers and engineers to deliver privacy-preserving software used by millions.

Strong C#/.NET, MVVM, and CI/CD experience are essential; Rust is a plus. The role emphasizes in-office collaboration with some work-from-home flexibility, in a company known for privacy and impact.

Formación

• Strong experience in C# and .NET development.
• Experience building Windows desktop apps with WinUI, WPF, or equivalents.
• Solid MVVM, DI, async programming, and event-based messaging.
• Proven ability to write maintainable, tested, and scalable code.
• Experience driving change and leading complex projects.
• Strong understanding of software architecture and best practices.
• Appreciation for UX and design quality.
• Rust experience is a plus.
• Knowledge of networking fundamentals and VPN concepts.
• Familiar with GitLab CI/CD and modern collaboration practices.
• Experience with observability, telemetry, metrics, and monitoring.

Responsabilidades

• Design, build, maintain, and evolve Windows applications.
• Contribute across the full lifecycle from design to CI/CD, deployment, and incident response.
• Collaborate with product managers and engineers to deliver privacy-preserving products.
• Help define and improve testing stack including unit, integration, and GUI tests (FlaUI).

Conocimientos

C# .NET

Windows desktop

MVVM architecture

Dependency injection

Async programming

Testing & QA

Leadership

Software architecture

UX focus

Rust

Networking basics

GitLab CI/CD

Observability

Herramientas

WinUI

WPF

Git

CI/CD pipelines

Rust tooling

Descripción del empleo

Proton is seeking an experienced Windows desktop engineer to design, build, and maintain our Windows applications. You will work across the full lifecycle from feature design to CI/CD, collaborating with product managers and engineers to deliver privacy-preserving software used by millions.

Strong C#/.NET, MVVM, and CI/CD experience are essential; Rust is a plus. The role emphasizes in-office collaboration with some work-from-home flexibility, in a company known for privacy and impact.