Creative Strategist - Social Ads & Ugc Freelance H/F - Posse

About Us

Posse is an app studio based in Paris. We build and scale consumer mobile apps with strong international reach (France, UK, US, Canada). Creative content is at the heart of our growth strategy, and we're now structuring our UGC production for Social Ads - with organic content coming next.Mission

We're looking for a Creative Strategist (freelance, 3 days/week) to lead the production of high-performing UGC content for 2 mobile app). You'll be the creative engine behind our ads: from sourcing creators, to developing concepts and scripts, to managing the full production flow.

Responsibilities

- Creative Strategy: Develop fresh concepts for Social Ads (Mainly for TikTok & Meta, ...) and later organic channels.
- Creator Sourcing & Briefing: Identify, recruit, and brief UGC creators in France, the UK, and the US.
- Project Management: Oversee production end-to-end (briefs, deadlines, approvals).
- Scriptwriting: Write catchy scripts tailored to different audiences and formats.
- Influencer Campaigns: Occasionally manage influencer activations.
- Trend Spotting: Stay on top of social and ad trends to test new formats and hooks.
- Performance Mindset: Work with the Growth team to analyze results and iterate on creative angles.

Requirements

- Solid experience in UGC campaign creation & management (ideally in apps / mobile / B2C).
- Strong copywriting skills: you know how to turn insights into killer hooks.
- Deep understanding of social trends (TikTok/Instagram culture is second nature to you).
- International mindset: comfortable working across FR, English-speaking markets and US culture.
- Creative, structured, and highly organized.
- Self-starter and proactive.

Nice-to-Haves

- Basic video editing skills (CapCut) to tweak content if needed.
- Experience running creative A/B tests on Meta or TikTok Ads.
- Data-friendly: able to read dashboards and extract creative insights.
- UGC creator yourself: if you're comfortable on camera making content, that's a big plus.

Position Details

- Freelance - 3 days/week
- Long-term mission (6+ months possible)
- Our office is based in Boulogne-Billancourt, and we'd be happy to share a desk with you.