Growth Manager- Cortex Studio

About the role

The is a pivotal role focused on pioneering AI-assisted creative production for mobile user acquisition. You will be responsible for generating a relentless flow of high-volume advertising assets, including video, static images, and playable concepts, by leveraging cutting-edge artificial intelligence platforms. On this team, you will rigorously test these creatives, analyze performance data in real time, and iterate at speed to systematically lower Cost Per Install (CPI). You will also own the App Store Optimization (ASO) lifecycle, managing keywords, screenshots, and metadata through continuous experimentation. Furthermore, you will monitor the market landscape and dissect competitor strategies to uncover and develop fresh creative angles that resonate with target audiences. In this capacity, you will support and progressively take ownership of daily User Acquisition (UA) monitoring within platforms like AppLovin and Meta. Finally, you will work hand-in-hand with Voodoo's founder to level up your expertise on UA economics through direct onboarding with the established Voodoo growth team.

Key facts

What you'll do

• Produce high volume of ad creatives (video, static, playable concepts) using AI tools Scenario Midjourney Runway CapCut.
• Test creatives, read results, iterate fast to reduce CPI.
• Own ASO across App Store keywords, screenshots, and continuous iteration.
• Monitor market and competitors to feed fresh creative angles.
• Support and progressively take ownership of daily UA monitoring AppLovin Meta.
• Work hand-in-hand with founder and level up on UA economics through onboarding with Voodoo growth team.
• Produce high volume of ad creatives (video, static, playable concepts) using AI tools Scenario Midjourney Runway CapCut.
• Day to day you also Test creatives, read results, iterate fast to reduce CPI.
• Generate live data from UA campaigns and translate these insights into actionable creative optimizations.
• Conduct rapid experimentation cycles to validate hypotheses regarding visual elements, messaging, and call-to-action variations.
• Collaborate with data analysts to build dashboards that track creative fatigue and audience segmentation performance.
• Identify emerging trends within the mobile gaming sector and translate them into compelling narrative hooks for ads.
• Maintain a strict production schedule to ensure a constant stream of creatives is available for multivariate testing.
• Document successful creative frameworks to establish repeatable processes for future campaigns.

Requirements

• You need a Gen Z marketing brain paired with creative hands.
• Already creating on your own faceless page, UGC AI experiments, bring portfolio not a diploma.
• Fluent with AI creative tools or the kind of person who learns a new tool in an afternoon.
• You need analytical curiosity and want to understand why a creative converts.
• Huge energy and ownership, comfortable shipping 10 rough creatives to find the 1 that works.
• You need video editing is a strong plus.
• You need fluent English.
• You must be legally authorized to work in France without sponsorship.
• You must be available to start within the next month.
• You must commit to a minimum duration of 6 months.
• You must be able to work a 40-hour week.
• You must be located within a +2 or -2 hour time difference from Paris.
• You must be comfortable with a fast-paced, high-volume production environment.

Nice to have

• Experience with mobile user acquisition campaigns.
• Prior exposure to gaming verticals.
• A deep understanding of CPI-driven optimization frameworks.

Practical notes

Note: Remote within +/-2hr time difference with Paris. Competitive salary performance bonus other benefits according to country of residence. Note: About the company

Founded in 2013, Voodoo is a tech company that creates mobile games and apps with a mission to entertain the world. Gathering 800 employees from 40+ nationalities, 7 billion downloads, and over 200 million active users, Voodoo is the #3 mobile publisher worldwide in terms of downloads after Google and Meta.