Go Developer

Job description

ProtonMail was born at the European Organization for Nuclear Research (CERN) in 2013 when a group of scientists and engineers envisioned an email service that empowers people to own their private data and keeps them safe from mass surveillance. Since then, ProtonMail has become the world’s largest secure email provider, with over 20 million users and a profitable business model. Our mission extends beyond email: we’re building a better Internet through other privacy-focused services, including ProtonVPN, ProtonCalendar, and ProtonDrive. We are looking for passionate people to join our growing team and help us build a suite of security tools that safeguard privacy online build a better Internet.


What You will do:

At ProtonMail, our number one priority is protecting our users’ privacy by providing end-to-end encrypted email communication. Our main desktop application, ProtonMail Bridge, runs in the background on your computer. The Bridge offers local SMTP and IMAP servers for your email client so that you can seamlessly send and receive encrypted emails.

Our desktop developer will get to work on all different aspects of the Bridge, including the UX, GUI, client-API communication, MIME parsing, and optimizing the performance of local servers. 

Job requirements

  • Experience developing desktop applications.
  • Cross-platform development: Windows, macOS, and Linux.
  • Experience using object-oriented compiled languages, e.g. golang, C++, C#, Rust.
  • Comfortable using collaborative tools (git, gitlab CI, etc.) and methods (tests, changelogs, etc.)
  • Understand the principles of UI design and good UX
  • Knowledge of golang and Qt QML is an advantage


Why work at ProtonMail?

  • We work on interesting, challenging problems every day. There is never a dull moment.
  • Our startup culture means everyone’s opinion matters. You can have a significant impact.
  • Our rapid growth means there are many opportunities for advancement.
  • The chance to do something meaningful. ProtonMail protects dissidents, journalists, and activists. Our work saves lives.
  • Be part of something bigger. Millions of people and businesses around the world have embraced our idea of an Internet where privacy and security are the default. Join the privacy revolution that is changing the world.


ProtonMail is using Recruitee recruitment platform for more effective hiring and better candidate experience. Your data will be kept confidential and not shared with any third parties.

Keep in mind that you will receive emails from careers@protonmail.recruitee.com email or other addresses on the protonmail.recruitee.com domain.