.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 as Proton VPN, Proton Calendar, and Proton Drive, give our users full control over how and with whom their data is shared.Today, Proton makes privacy universally accessible. Journalists from outlets like The Guardian and The New York Times, some of the world's largest organizations, and people in more than 180 countries have signed up for over 70 million accounts. Our diverse and dynamic team is made up of more than 400 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.We have embarked on a journey to shape the next generation of Proton's mobile clients. We are looking for exceptional individuals who believe in engineering as a problem-solving mindset and technology as a means to an end: that of creating great custom experiences. We believe in distributed leadership within clear roles: for this position, it translates to end-to-end ownership of features or projects, the ability to drive effective change, and innovation, pushing the boundaries of what is deemed to be possible.Job DescriptionAs a Full-Stack Cross-Platform Mobile Engineer, you will play a pivotal role in re-architecting our mobile stack using Rust, Android/JetPackCompose, and Swift UI. You will lead with an end-to-end ownership approach, ensuring timely delivery of high-quality, scalable solutions that will delight our customers. Your ambition and enthusiasm will drive innovation and excellence across our Mail and Calendar products.Key ResponsibilitiesDevelop and maintain cross-platform mobile applications for iOS and Android using a blend of cross-platform (Rust) and native technologies (Swift, Kotlin).Take end-to-end ownership of mobile application development projects: you will be comfortable with scoping projects, walking back from deadlines, and able to discern the important from the superfluous.Foster a culture of innovation by exploring new technologies, methodologies, and approaches to mobile development. We tackle complex engineering challenges with creativity and ingenuity