• Kybernetická bezpečnosť, Mobilné aplikácie, SaaS / Cloudové služby
  • Plan-Les-Ouates, London, Prague, Skopje, Taipei City, Vilnius, Zurich
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Andy is the founder and CEO of Proton. He has long worked to advance privacy and freedom online and has spoken at TED and the Internet Governance Forum. Previously, he was a scientist at CERN and has a PhD in physics from Harvard University and degrees in physics and economics from Caltech. Andy has lived in Switzerland, the US, and Taiwan.

Bart is one of the first employees of Proton and has been CTO since 2015. He is responsible for technical vision and architecture. Previously, he worked at Large Hadron Collider at CERN and in the private sector. He holds a BA in Physics and Chemistry from Dartmouth College, a PhD in physics from Stanford University and was a postdoc fellow at Harvard University.

Varun is responsible for user and revenue growth for the company. He is a growth leader with experience in tech, financial services, media & content, and healthcare. He has managed large-scale teams both at Fortune 500 as well as scale-up organizations, including Revolut, Google, YouTube, and Johnson & Johnson. Varun is an engineer from the University of Delhi and has an MBA from the Indian Institute of Management.

Kamila is the tech lead for the client core team. She was previously a CTO and a software engineer building web and mobile applications. She holds two master’s degrees in computer science and marketing and management. She is passionate about technology that makes our lives better.

Edward has over 20 years of experience in technology and finance. Prior to Proton, he was head of product engineering for payments at Square and held engineering leadership roles at LendingClub, BlackRock, and Barclays Global Investors. He has a BA in economics from Rice University.

Claudia is a performance marketing manager, responsible for many of our user acquisition investments. After ten years working in performance marketing and analytics teams between Berlin and Milan, she decided to take a challenge at Proton to build something meaningful. She also loves being active in non-profit and fundraising initiatives.


Proton is a team of over 400 engineers, designers, customer specialists, and marketers building secure and easy to use internet services, such as encrypted email, calendar, drive, and VPN, that empower people with the choice of freedom online.

Proton Mail, Proton’s flagship service, was founded in 2014 by scientists who met at CERN and were brought together by a shared vision of an internet that serves all people.

Today, Proton is the trusted choice for over 50 million people worldwide, including many top-tier journalists, activists, professionals, and even celebrities.

What they are looking for

Our team members come from many of the world’s top academic institutions and companies, joined together by a common purpose. We bring together the best of the best, regardless of nationality or background.

Good to know

Proton isn’t just your next job. It’s where you will achieve the most significant influence of your career.

Have a real impact : From high-profile newsrooms to the front lines of the global struggle for democracy and choice, our technology is saving lives and contributing to a better tomorrow.

Be part of a movement : Proton is not just a product or service but a community-driven movement united by a shared vision of online freedom. Our services are open source, audited, and supported by community contributions. We give back to our community by maintaining core encryption libraries and by supporting other organizations furthering the same goals as us.

Work with smart and dedicated people : Our team is diverse, collaborative, and tight-knit with people coming from all walks of life, including many of the world’s top academic institutions and organizations, such as MIT, Harvard, Stanford, Caltech, Cambridge, and ETH.

Join a strong brand : Our encrypted email service - Proton Mail - has grown to be a staple of online security and privacy. Proton has been featured in multiple popular television and film productions, such as Mr. Robot, Knives Out, Sounds of Metal, and more.

Grow with us : We’re one of Europe’s fastest-growing startups, doubling in size every year. Our growth gives you limitless career and educational opportunities as well as the opportunity to work side-by-side with many world-leading experts in their fields.

Have your voice heard : We value your opinion and encourage you to speak up and share your ideas and thoughts. At Proton, no problem is someone else’s problem. We collectively strive to do the right thing and be the undisputed best in the world at everything we do.

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