CapsLock is a integral IT marketing company that pioneers unique, scalable customer acquisition solutions for B2C clients. We solve complex sales challenges across a wide range of industries, primarily for large North American partners. By integrating our expertise in Digital Marketing, IT, Design, AI-driven analytics, proprietary MarTech, and sales consulting, we deliver powerful, data-informed customer acquisition solutions.
At CapsLock, people, technology, and forward-thinking innovation lie at the heart of everything we do. Our diverse, global team, fluent in over 10 languages, thrives on open collaboration and the exchange of new ideas, pushing boundaries to ensure our clients' success.

Role overview
The role of a Senior CRO Copywriter focuses on creating persuasive, conversion-driven copy with the primary goal of improving marketing performance and conversion rates. This involves developing compelling copy for landing pages, ads, video scripts, and other marketing assets that attract cold audiences and encourage them to take action.
The CRO Copywriter works closely with marketing,



creative, and testing teams to develop and optimize messaging based on customer research, campaign performance, and A/B testing results. Key tasks include developing new copy and messaging angles, researching audiences and competitors, analyzing copy performance, and continuously testing and refining copy to improve conversion metrics.

Responsibilities
• Create conversion-focused copy for cold-traffic campaigns across landing pages, paid ads, video scripts, advertorials, forms, CTAs, and other funnel assets.
• Research products, customers, competitors, markets, and advertising trends to identify new messaging opportunities.
• Develop compelling headlines, hooks, offers, value propositions, benefits, and creative angles, translating technical product features into clear customer-focused messaging.
• Ensure advertising claims are accurate, supportable, and compliant with client and pla

📌 Senior Performance Copywriter (Madrid)
🏢 CapsLock
📍 Madrid