GAIN Performance - Senior Creative Strategist Location: Hybrid/Remote: Hybrid – Based in Barcelona
GAIN is a creative‐led, insight‐driven company that blends data, tech and creativity. We believe the best ideas emerge where intelligence and creativity unite, where insight sparks imagination, and where innovation turns possibility into progress. We are explorers of new frontiers, shaping bold strategies that move people, brands, and businesses forward. As a united force, we use data to fuel creativity and technology to unlock new possibilities, engineering innovation to transform information into action and ideas into breakthroughs.
Senior Creative Strategist leading performance‐driven creative strategy across the paid media client portfolio. You will dig deep into creative performance data (Conversion Rate, Thumbstop Rate, Hold Rate, etc.) Conduct deep‐dive creative analysis using key performance metrics such as Conversion Rate, CTR, Hook Rate, Thumbstop Rate, and Hold Rate to identify patterns and unlock new opportunities.
Lead strategic direction of creative testing, iterations,



and messaging across platforms (Meta, TikTok, YouTube, etc.).
Stay on top of creative trends and platform shifts—bringing culturally relevant, performance‐led insights into the ideation process.
Oversee and improve the feedback loop between performance data, creative execution, and future iterations.
Creative Testing & Optimization
Design and oversee a structured creative testing roadmap—ensuring continuous learning, iteration, and evolution based on results.
Track and document all creative tests—maintaining clear visibility into what has been tested, what is working, and what needs iteration.
Be accountable for creating a virtuous cycle between strategy, execution, and data‐driven learning, ensuring feedback informs future creative at every stage.
Partner with media buyers to align testing priorities with performance goals and spend distribution.
Act as a strategic partner to clients—lead

📌 Senior Creative Strategist (Barcelona)
🏢 GAIN
📍 Barcelona