Conversion Rate Optimization, CRO Specialist

🕒 June 28

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sofatutor

WebsiteLinkedInAll Job Openings

201 - 500 employees

Founded 2008

📚 Education

🛍️ eCommerce

👥 B2C

Education • eCommerce • B2C

sofatutor is an online learning platform that offers educational resources for students in various subjects including mathematics, science, and languages. The platform provides learning videos, exercises, and vocabulary trainers to help students study at their own pace. Sofatutor also offers educational games and 24-hour teacher assistance to support independent and motivated learning.

📋 Description

• Develop and execute A/B tests • Direct impact on subscription growth • Design and run strategic A/B tests • Increase user acquisition, activation, and retention • Collaborate closely with designers, developers, data analysts, and senior leadership • Identify high-potential growth opportunities and turn insights into results • Define and implement growth experiments across the entire funnel • Ensure a clear experiment pipeline based on impact, effort, and learning value • Translate testing concepts into high-quality experiments • Use analytics, user research, competitive analyses, and best practices to identify opportunities and derive strong hypotheses • Share experiment results, insights, and learnings transparently with the team and stakeholders

🎯 Requirements

• At least 2–4+ years of experience in Conversion Rate Optimization (CRO), website optimization, or growth-oriented roles. • Proven track record designing and running experiments that led to measurable business results (e.g., higher conversion rates, increased revenue). • Experience in high-velocity testing environments and a drive to continuously increase experimentation velocity without losing quality or learning value. • Strong analytical skills and hands-on experience interpreting quantitative data with tools like GA4, Amplitude, or Power BI. • Strong conceptual thinking with the ability to structure and prioritize experiments around strategic growth goals. • Solid knowledge of Figma or a comparable design tool is required; ability to independently develop high-quality test concepts in multiple variants is also required. • Excellent communication skills in English to clearly convey insights and strategies to stakeholders across functions and seniority levels. • Experience with A/B testing tools (e.g., Convert), and ideally familiarity with additional research/UX tools like Hotjar. • Very good English language skills (written and spoken). • Desirable (not required): very good German language skills to better understand customer needs in the DACH market.

🏖️ Benefits

• Flexibility: flexible working hours, remote-first work model, ability to work from EU countries for 180 days/year • Mobile equipment: laptop, headset, monitor + €100 equipment allowance • Mobility: subsidy for public transport tickets, Swapfiets bikes • Community: regular team events, remote or on-site in Berlin • Volunteering & extra days: two paid days/year for volunteering + days off on Christmas Eve & New Year’s Eve • Wellbeing: Urban Sports Club, gym memberships, access to Bloom • Discounts: FutureBens, Corporate Benefits, discounts on sofatutor products • Flexible additional benefits: givve benefits card