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. Since then, we've built the world's largest encrypted email service (Proton Mail) and expanded into Proton VPN, Proton Drive, Proton Pass, and Proton Calendar—tools used by millions globally to protect their freedom, fight censorship, and keep their data safe. We are profitable, independent (no VC control), and selectively hire from the top ~1% of applicants. If you want to do meaningful work with exceptionally high-caliber people, this is it. Check our open-source projects
As Proton is a global Company, the Payments Team works to continuously expand the possibilities for users to pay with various payment methods, beyond just plain credit cards or Paypal.
The mission of the team is to empower anyone in the world who wish to use Proton services, to become a Proton subscriber by building enticing interfaces, being able to progressively reach general markets, by providing the methods and tooling allowing users to pay,



and for the Proton organization to properly being able to measure growth, and to follow the relative financial regulations
Differently than many other stacks at Proton, the Payments stack depends largely on external services such as payment providers, tax-information providers, currency-conversion providers... As such it is critical, for the success of the service, to build with resilience.
Internally our backend code is in general based on PHP/Symfony, our frontend is based on React, our mobile code is based on Kotlin (on Android) and on Swift (on iOS), with a growing shared codebase in Rust.
We are migrating our infrastructure to Kubernetes.
Everything runs on premise in Proton's data-centers.
To organize our work we use classic tools such as Jira and Confluence.
With payments being the backbone of any subscription business, we have ambitious plans to expand the team to cover a wide breadth of topics ranging from demystifying payment performance da

📌 Remote - Senior Backend Developer (España)
🏢 Proton Technologies
📍 España