.A better internet, where privacy is the default, is possible. Building this better internet might seem daunting or even unthinkable, but at Proton, this is what we do every day.Proton was founded in 2014 by a group of scientists who met at the European Organization for Nuclear Research (CERN). Our first product,Proton Mail, is now the world's largest encrypted email service. Subsequent Proton products, such asProton VPN,Proton Calendar, andProton Drive, give our users full control over how and with whom their data is shared.Today, Proton makes privacy universally accessible. Journalists from outlets likeThe GuardianandThe New York Times, some of the world's largest organizations, and people in more than 180 countries have signed up for over 100 million accounts. Our diverse and dynamic team is made up of more than 500 members representing over 40 different nationalities. While we are based in Geneva, Switzerland, we have offices in Zurich, Prague, London, Vilnius, Skopje, Taipei, and many more employees working remotely around the world.Join one of Europe's fastest-growing companies to help us solve challenging problems and build new products that will reach hundreds of millions of people. We want to create more than just one of the world's most impactful tech companies; we want to create a newinternet that serves the interests of all people. We need you, your voice, your ideas, and your ambition to make it happen.Purpose of the role:Proton is building an Internet that respects the privacy and puts people (not advertisers) first. The products you build will impact the lives of millions of users, so a strong emphasis on quality is required. Our team combines deep mathematical and technical knowledge from the world's top research institutions with expertise in building easy-to-use user interfaces. Together, we are building the encrypted communication technologies of the future.The goal of the Payments team is to integrate online payments using dedicated providers and client libraries to facilitate the operations of our business. The technical implementation of payments is shared across all Proton products and its smooth operation is a key criterion in our success.The Payments team are the foundation behind the financial operations of Proton. We are working on solving architectural challenges and keeping multiple platforms working together in a robust way.In this role, you will have ownership across various domains and developing payments tooling across the entire company. We are working across the checkout page, subscriptions and invoicing. An upcoming project for us is B2B sales support, which enables our business clients to scale with their payments processes.What you will doBuild features in all of Proton's products.Close interactions with products and engineers across the company.Build scalable software architecture through software engineering best practices.Optimise user experience and design