ASO Specialist

Join Proton and help build a better internet where privacy is the default.

The Role

As our ASO Specialist, you will be responsible for building and executing scalable App Store Optimization strategies across iOS and Android for products. You’ll work cross-functionally with SEO, Product, Design, and Growth teams to improve visibility, increase conversion rates, and support user acquisition in new and existing markets. This role will blend hands-on execution with strategic thinking and is ideal for someone who thrives in a multilingual, multi-market environment. You’ll play a critical role in unifying our organic presence across web and mobile.

What You’ll Do

• Drive ASO Strategy Globally: Own and optimize ASO efforts across Google Play and Apple App Stores in key and emerging markets.
• Keyword Research & Localization: Conduct keyword research using leading tools and local insights. Work with translators/regional teams to scale metadata localization effectively.
• Creative Asset Optimization: Partner with Design and Product teams to test and optimize store assets (screenshots, app icons, videos, etc.) for conversion across markets.
• Performance Measurement & Experimentation: Define and track KPIs. Design and analyze A/B tests on store creatives and metadata.
• Multimarket Expansion: Identify and prioritize international growth opportunities based on market research, competitive analysis, and store performance data.
• SEO Integration: Collaborate with the SEO team to align landing pages, keyword targeting, and content campaigns with app store strategies for a unified organic acquisition funnel.
• Tooling & Automation: Recommend and implement ASO tools, workflows, and reporting systems to drive operational excellence.
• Cross-functional Collaboration: Work closely with Product Marketing, SEO, Analytics, and Growth Engineering to integrate ASO with broader acquisition initiatives.

What You Bring

• 5+ years of experience in SEO and how it complements ASO strategies.
• Solid experience in ASO with a strong understanding of both Google Play and Apple App Store ecosystems.
• Demonstrated experience scaling ASO efforts in multiple languages/markets.
• Proven ability to drive measurable improvements in app rankings, impressions, and install conversion rates.
• Experience with ASO tools like AppTweak, SensorTower, AppFollow, Mobile Action, or equivalent.
• Strong analytical skills and familiarity with tools like Looker, Google Analytics, Firebase, App Store Connect, and Google Play Console.
• Experience working with creative teams to optimize app store assets based on market trends and cultural preferences.
• Comfortable working cross-functionally in a fast-paced, collaborative environment.
• Strong written and verbal communication in English. Additional languages are a plus.

Why Join Proton?

• Work that Matters: Millions of people trust Proton with their privacy. We answer only to our users — not advertisers, not investors with conflicting agendas, not governments. The work you do here is real, and the impact is measurable.
• Technology: You'll get the right hardware and software you need to do your best work.
• Learning & Development: We invest in your growth because sharp people make us better. Proton is one of the fastest ways to accelerate your career because you'll be thrown into real challenges, with real ownership, from day one.
• Employee Benefits: Your wellbeing isn’t an afterthought. We offer strong health coverage, retirement options, generous leave, and wellness support so you can bring your best self to work every day.
• Stock Options: At Proton, we all have the opportunity to be owners of the company. From day one, you have a real stake in what we're building. When Proton wins, you win.
• In-Person Collaboration: Amazing things happen when passionate, smart, and purposeful people get together in the same room. With offices across Geneva, Zürich, Barcelona, London and more, you'll spend most of your time collaborating face-to-face with people who genuinely care about what they're building.
• Food: Lunch and snacks are on us every day in our offices so you can focus on the work and not on what's for lunch.
• Transport: We cover public transport, bike allowances, or parking, whichever works for you.
• Flexible Working: You own your schedule. Set hours that work for you and your team — because outcomes matter more than when the clock says you started.

Our Commitment to Diversity and Inclusion

At Proton, we believe diversity drives innovation and strengthens our mission to provide privacy as a default for all. We are committed to fostering an inclusive environment where all individuals feel valued and empowered. We strive to create equal opportunities, promote open dialogue, and support continuous learning to ensure every voice is heard and respected. If you need any extra support or reasonable adjustments during the hiring process, please let your talent partner know.

Candidate Privacy Notice: When you apply for a position, refer a candidate, or are considered for a role at Proton Technologies AG, your information is stored in Greenhouse in accordance with their Service Privacy Policy. This information is used to evaluate your suitability for the posted position and may be retained for future roles. You may contact our privacy team with any questions about how we use or manage your data. Proton does not accept unsolicited resumes from any sources other than directly from candidates. We will not pay a fee for any placement resulting from an unsolicited offer.