CRO Specialist: Drive Conversion for Privacy-first Growth

Proton; Barcelona; On-site; EUR 42,000 - 66,000; Full time

Benefits offered by this job

Health coverage

Stock options

Career development

Job summary

Proton is seeking a CRO (Conversion Rate Optimisation) Specialist to support our Marketing team in improving conversions across Proton's marketing websites and landing pages, spanning traffic from SEO, performance marketing, affiliates, and partnerships. You will run a steady cadence of experiments and landing page iterations that improve acquisition, sign up, and upgrade funnels.

Collaborate with Design, Engineering, Product, Analytics, and channel owners to turn insights into high-quality

Qualifications

• An experimentation mindset focused on measurable improvements across acquisition, sign-up, checkout, and upgrade funnels.

Responsibilities

• Be part of end-to-end experiment scoping and preparation, writing hypotheses, briefs, and aligning metrics and guardrails.
• Coordinate with Product, Engineering, and Analytics to ensure reliable readouts and measurement needs.
• Collaborate with Design, Content, and channel owners to adapt landing page messaging to match traffic intent and channels.
• Create, iterate on, and QA landing pages and variants across devices in the publishing workflow.
• Document outcomes and learnings to enable faster iteration across future tests and teams.

Skills

Experimentation mindset

Conversion rate optimisation

Growth marketing

Performance marketing

Analytics

Job description

Proton is seeking a CRO (Conversion Rate Optimisation) Specialist to support our Marketing team in improving conversions across Proton's marketing websites and landing pages, spanning traffic from SEO, performance marketing, affiliates, and partnerships. You will run a steady cadence of experiments and landing page iterations that improve acquisition, sign up, and upgrade funnels.

Collaborate with Design, Engineering, Product, Analytics, and channel owners to turn insights into high-quality