49K–90K EUR / year
Senior Product Designer - Growth (Inbox)
DesignOn-site — Paris, London
Published on 2026-09-29
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About this role
Design growth experiences across Proton Mail and Calendar, from sign-up and onboarding to upgrades and cross-product adoption. Partner with Product Managers, Engineering, and Data to shape the roadmap and run experiments while keeping experiences polished, clear, and trustworthy.
About the company
Proton builds end-to-end encrypted email, VPN, storage, password, and related privacy tools for individuals and businesses.
The team
Growth team focused on Mail and Calendar.
What you'll do
- Own sign-up, onboarding, activation, upgrade, and cross-product adoption experiences.
- Design helpful upsell, checkout, plan-comparison, and upgrade flows.
- Partner with Product Managers to frame problems, assess opportunities, and shape the growth roadmap.
- Co-own experiments with Product Managers and Data, including hypotheses, metrics, analysis, and next steps.
- Contribute reusable growth components and guidelines to the design system.
- Advocate for user experience quality when it conflicts with conversion goals.
What we're looking for
- 5+ years designing and shipping digital products with strong visual craft.
- Portfolio demonstrating polished UI and growth, onboarding, or monetization work.
- Strong visual skills in typography, spacing, color, iconography, and hierarchy.
- Experience with motion and micro-interactions in product UI.
- Experience partnering with Product Managers on strategy and roadmaps.
- Experience running product experiments and using results to guide decisions.
- Experience building and evolving design systems.
- Strong Figma skills and experience using AI tools to explore ideas, create variants, or prototype faster.
Nice to have
- Experience with multi-app products or a broader product ecosystem.
- Illustration or icon design skills.
- Experience prototyping motion or interaction concepts.
- Experience in a fast-moving growth or experimentation team.
- Familiarity with privacy-focused products or ethical design constraints.
- Background in graphic design or visual communication.
Benefits
- Stock options from day one.
- Health coverage, retirement options, generous leave, and wellness support.
- In-person collaboration with offices including Geneva, Zürich, Barcelona, and London.
- Office lunch and snacks.
- Public transport, bike, or parking allowance.
- Flexible schedule focused on outcomes.
- Learning and development investment.