Valentin Yeo

Experienced product owner and designer, CRO and A/B testing consultant with over two decades of experience driving product development, user experience optimization, and product-market fit for global companies and startups. Proven track record of improving conversion rates through data-driven decision-making, managing cross-functional teams, and launching high-impact products. Entrepreneurial mindset with successful ventures, including multiple startups and collaborations that have attracted significant investment.

CRO Consultant & A/B Testing Specialist | Valentin Yeo (Self-employed)

London, UK | Jun 2024 - Present

• Established independent consultancy focused on conversion rate optimization and A/B testing
• Provide strategic CRO guidance and implementation for multiple clients across e-commerce, tech, and health sectors
• Specialize in building scalable test frameworks, increasing testing velocity, and fostering data-driven cultures
• Design and implement end-to-end experimentation processes from ideation to execution
• Notable clients include inne.io (listed separately due to ongoing engagement scope)

A/B Testing Consultant | inne.io

Remote (London, Berlin) | Nov 2024 – Present

• Leading mobile-first CRO strategy for women's health tech platform
• Established overlapping A/B testing methodology to increase testing velocity
• Improving conversion rates through systematic testing
• Managing VWO and GA4 testing for German and English markets

A/B Testing Consultant, PMF Consultant | Eduki GmbH

Berlin, Germany / Remote (London, Berlin) | Jun 2023 – Oct 2024

• Established A/B testing processes to validate product features and enhance user experience.
• Spearheaded data-driven decision-making to guide product development.
• Led a team in launching an interactive worksheet product, focusing on achieving product-market fit.
• Successfully increased conversion rates through iterative testing and optimization.

A/B Testing Consultant | Hairskin

Zürich, Switzerland | Dec 2023 – Apr 2024

• Led the creation and implementation of A/B tests using Visual Website Optimizer (VWO).
• Collaborated with developers to execute complex tests beyond VWO's visual editor.
• Drove conversion rate optimization by analyzing test results and implementing data-informed strategies.

Co-founder | Grid GmbH

Remote (London, Berlin) | 2020–2023

• Raised $5M in funding and led product management, design, and recruitment for a 15-person team.
• Guided the product vision, UX flow design, and the launch of a highly-used festival ticketing and ordering platform, generating $3.5M GMV despite pandemic challenges.
• Secured over 100 deals and created scalable processes to support large-scale festivals.

Product Designer | trivago N.V.

Düsseldorf, Germany / Remote | 2009–2020

• Developed and optimized the UX for multiple products, including trivago's mobile app, which became a top 10 app in Germany.
• Conducted 100+ A/B tests to enhance user experience and improve conversion rates.
• Played a key role in shaping trivago's SEO strategy and executing UX improvements for its global presence.

Co-founder | Directshopper GmbH

Munich, Germany | 2003–2007

• Scaled consumer electronics e-commerce business to €7M annual revenue within 3 years as co-founder.
• Led UX design, prototyping, and user research for all aspects of the website, driving conversion optimization.
• Implemented successful SEO strategy achieving #1 Google rankings for high-value keywords like 'Fernseher' (television).
• Managed complete product development lifecycle from concept to implementation.

Co-founder | Ciao GmbH (acquired by Microsoft)

Munich, Germany | 1999–2002

• Raised $25M in funding and helped scale Ciao to a 120-employee business.
• Led product management and design, developing UX concepts and prototypes that helped drive growth.
• Directed SEO efforts, achieving high search engine rankings and driving traffic to key product areas.