GinésColl Zurita

Growth and CRO. I design and run A/B testing programs that turn data into product decisions.

Barcelona, Spain · gines.coll93@gmail.com

Download CV (PDF)
Ginés Coll Zurita

Selected experiment

Holafly · product page · mobile

Capturing visitors who are not ready to buy yet

Visitors planning a trip more than 7 days out usually leave without buying. We offered them a discount in exchange for their email and won them back later through CRM.

19.4%of exposed users left their email
Control: product page without the modal
Control
Variant: modal offering a discount in exchange for an email
Variant

Experience

Product Hackers · Growth Manager

Clients: Holafly, Stradivarius and Baleària
  • Own the experimentation roadmap and statistical methodology across web, app, checkout and CRM.
  • Coordinate the account’s Growth Managers with CRO, Product, Pricing and Data teams.
  • Automate experiment operations with AI agents: documentation, analysis and quality control.

Making Science · Senior Data & CRO Consultant

Accounts: Mapfre, Verti, Inditex, Carglass and Verisure
  • Measurement plans and expert GA4 (web and app) and GTM implementation for key accounts.
  • Looker Studio dashboards and CRO strategy for enterprise clients.

Growth Marketing Manager · Freelance

  • Growth strategy: acquisition with Google Ads, conversion and CRO.
  • Measurement plans with GA4 and GTM, and reporting in Looker Studio.

Tools

ExperimentationABTasty, ConfigCat, Firebase, statistical test design
AnalyticsGA4, GTM, BigQuery, SQL, Looker Studio, Clarity
PaidGoogle Ads, SA360, Campaign Manager, Meta
Tech and AIJavaScript, HTML and CSS, Claude and AI agents

Education

MSc in Digital Marketing and Communication · IMF Business School

BSc in Business Administration · Complutense University of Madrid

Erasmus exchange at the University of Graz, Austria