Go Developer

Job description

Our mission is to defend human rights and democracy through building software that is essential for digital freedom and privacy protection for all Internet users.

ProtonMail was founded in 2014 by a group of scientists who met at the European Organization for Nuclear Research (CERN). And since its inception, the company has grown at a fast pace and today has over 26 million users. Our principal product, ProtonMail, is the world’s largest secure email service. Our second product, ProtonVPN, is one of the world’s most popular VPN services. Our vision is to build an Internet platform for the protection of digital rights, and we are also developing additional products such as ProtonCalendar, ProtonDrive, and much more.

Proton users include leaders of the Hong Kong protest movement, New York Times journalists, some of the world’s largest corporations, and millions of ordinary citizens from over 180 countries. Our team is diverse and dynamic, representing over 30 different nationalities, with offices in Geneva, Zurich, Prague, Vilnius, Skopje, San Francisco, and Taipei.


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 you should join Proton:

  • 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. Proton products protect 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.