CareerPlan

CRO Developer

Madrid - Castellana,94, ESFull-time2026-10-26 → 2026-11-10
Hybrid

Core

Design, implement, and maintain A/B tests, multivariate tests, and personalized experiences on digital platforms using Adobe Target to optimize conversion rates.

Role type

CRO Developer (Front-end)

Builds

A/B tests, multivariate tests, and personalized experiences

Domain

Digital Marketing / Conversion Rate Optimization

Required skills

JavaScript, HTML, CSS, Adobe Target, Adobe Analytics, GA4, statistical significance, experimental design

Preferred skills

QA, debugging, cross-browser testing, data validation

Technologies

Adobe Target, Adobe Analytics, GA4

Responsibilities

Design and implement A/B and multivariate tests; develop front-end code for experiments; perform QA and validation across devices and browsers; support analysis of user behavior and conversion funnels; document implementations and improve experimentation processes.

Seniority

Mid-level, hands-on IC