GAIN Performance

Overview Role: GAIN- Performance- Creative Strategist Location: Spain Hybrid/Remote: Hybrid - Based in Barcelona About GAIN 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. Individually and together, our specialist teams provide the vision, data, and confidence brands and organisations need to make braver, more impactful decisions. Today as GAIN, we work as a united force, using data to fuel creativity, and technology to unlock new possibilities. As imagineers we don’t just embrace innovation – we engineer it, transforming information into action, and ideas into breakthroughs. This is where rebel thinking, smart technology, and data-driven creativity shape the future. Through our five specialist teams: Creative Studio, Conversion, Customer Science, Experience and Performance. Individually, and together, we work to fuel your growth, and deliver measurable impact. The Role We’re looking for a Senior Creative Strategist to lead performance-driven creative strategy across our paid media client portfolio. In this role, you’ll move beyond surface-level metrics—digging deep into creative performance data (Conversion Rate, Thumbstop Rate, Hold Rate, etc.) to uncover actionable insights and drive meaningful creative decisions. You’ll play a key role in aligning creative output with business goals, leading clients with confidence, and collaborating across multiple internal teams to ensure creative execution is impactful, scalable, and aligned with platform best practices. This is a leadership-level role where strategic thinking, creative instincts, and sharp analytical skills come together to shape high-performing ads. Key Responsibilities Creative Strategy & Insight Leadership 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 the 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. Translate insights into high-impact briefs for design, UGC, and editing teams—ensuring clear strategic rationale. 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 we’re constantly learning, iterating, and evolving based on results. Track and document all creative tests—maintaining clear visibility into what’s been tested, what’s 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. Identify creative fatigue early and proactively recommend fresh angles or formats. Cross-Functional & Client Leadership Act as a strategic partner to clients—leading discussions around creative performance and ensuring our work drives tangible business growth. Confidently lead client calls, creative reviews, and performance debriefs—communicating complex data in a clear, compelling way. Collaborate with multiple internal stakeholders—including Paid Media Managers, Creative Leads, Designers, and