X-FLOW is a mobile game development company established in 2018. We gained recognition after the release of Happy Color, the most popular digital coloring book and one of the most successful ad-driven mobile apps in the world. We take pride in our diverse and talented team and partners, spread across the UK, Cyprus, the Netherlands, and other regions worldwide.
We’re looking for a creative and technically skilled Playable Ads Developer to join our marketing creative team. You’ll collaborate with designers, marketers, and creative producers to create dynamic content that elevates our company products and connects with our audience.
Key Responsibilities:
• Develop multi-tap Playable Ads and interactive end cards.
• Establish requirements and guidelines for asset preparation.
• Participate in creating asset libraries and templates to optimize production.
• Communicate with outsourcing partners on Playable Ads development (providing consultation, technical requirements, and best practices).
• Automate and optimize technical solutions.
Requirements:
• Understanding of basic game mechanics: timing, feedback, progression.
• Ability to recreate a simplified yet relevant gameplay experience.
• A portfolio of developed playable ads.
• Experience working in mobile game marketing.
Technical skills:
• Confident proficiency in HTML5 / JavaScript / CSS.
• Experience developing playable ads for mobile advertising (Google Ads, Unity Ads, AppLovin, ironSource, Mintegral, Facebook, etc.).
• Understanding the reasons for possible rejections by ad networks and the ability to quickly fix arising problems.
• Knowledge of playable-banner limitations: build size, FPS, loading times.
• Understanding how playable ads work structurally—interactivity, working with versioning for a varying number of clicks.
Working with Graphics and Assets:
• Skills in Spine for creating animations and optimizing them.
• Experience optimizing assets from designers, artists, and animators.
• Experience adapting visuals for different resolutions and aspect ratios.
Nice to Have:
• Experience with mobile products in puzzle and board game genres.
• Basic understanding of game design.
• Skills in rapid prototyping.
What We Offer:
• Competitive salary and benefits package.
• Opportunity to work with a talented and passionate team in a creative and dynamic environment.
• Flexible working hours and remote/office work options.
• Career growth and professional development opportunities.
• A fun and inclusive company culture that celebrates diversity and creativity.
Join us and let’s create great content together!

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