Senior .NET Engineer - Privacy-First Desktop SDK

Greenhouse Software, Inc.; Genf; Hybrid; CHF 120,000 - 160,000; Full time

Benefits offered by this job

Office First

Technology devices provided

Lunch and snacks daily

Transport cost support

Stock options

Flexible working hours

Learning and development opportunities

Employee benefits

Job summary

Proton Technologies AG is seeking a skilled developer to design, build, and evolve the sync SDK powering Proton Drive's desktop applications across Windows, macOS and Linux.

You will work with backend engineers to implement necessary changes while focusing on internals shared across desktop experiences, including deployments, logging and metrics without exposing PII. Strong emphasis on test automation and operational resilience.

Qualifications

• Proven experience in .NET development with strong multi-threaded programming skills.
• Familiarity with desktop application development is a plus.
• Solid knowledge of file systems and version control with Git.
• Experience owning and maintaining large software components and rollout/monitoring frameworks.

Responsibilities

• Design, build, maintain and evolve the sync SDK powering Proton Drive's desktop apps.
• Collaborate with backend teams for necessary changes and features.
• Contribute to GitLab config, deployments, monitoring and incident response.
• Invest in test automation to improve delivery cadence and reliability.
• Ensure high standards for monitoring and alerting for a smooth user experience.

Skills

.NET development

Concurrent programming

Desktop apps

File systems

Git

Bachelor/Master

Large components

Monitoring/metrics

Education

Bachelor's or Master’s degree

Job description

Proton Technologies AG is seeking a skilled developer to design, build, and evolve the sync SDK powering Proton Drive's desktop applications across Windows, macOS and Linux.

You will work with backend engineers to implement necessary changes while focusing on internals shared across desktop experiences, including deployments, logging and metrics without exposing PII. Strong emphasis on test automation and operational resilience.