Product designer for mobile apps

Scrambly is one of the fastest-growing adtech startups in the world, featured in the AppsFlyer Performance Index and Singular ROI Index in just 3.5 years. We’re growing 250%+ YoY across revenue, team, product, and technology — fully bootstrapped and profitable. As a Lead Product Designer at Scrambly, you will fully own the product design function end-to-end and be responsible for the quality, consistency, and impact of the user experience across all mobile and web products used by millions of users worldwide.

• Own the experience. Take full responsibility for UX and UI across all mobile and web products, and make the final call on design decisions.
• Drive discovery. Work with Product to understand users through research, data, funnels and session replays, then turn insights into prioritized hypotheses.
• Experiment fast. Design low-effort experiments and A/B tests with Product and Engineering, learn quickly and iterate without dropping quality.
• Set the craft bar. Deliver flows, prototypes, high-fidelity designs and interaction specs, with pixel-perfect execution on everything we ship.
• Build the system. Create and own Scrambly's design language, components and patterns so design stays fast and consistent across platforms.
• Be the voice of the user. Represent design in leadership discussions and challenge product or technical decisions that hurt the experience.
• Lead the function. Manage external partners (agencies, UX writers, researchers), and hire, mentor and grow the internal team as we scale.

• 7+ years in product design, with extensive experience on mobile-first consumer products.
• A world-class portfolio showing exceptional UX/UI craft, strong product thinking and end-to-end work shipped at scale.
• Experience as the sole or lead designer with full ownership of design decisions.
• Hands-on experience with user research, usability testing, hypothesis-driven design, rapid prototyping and A/B testing.
• Experience leading or mentoring designers, or managing agencies and external partners.
• The ability to move fast without losing quality, turning ambiguous problems into simple, elegant solutions.
• Confidence presenting and defending your work with leadership and cross-functional teams.
• Skill with animation, transitions and microinteractions, and practical use of AI tools in your design workflow.
• A strong ownership mindset and comfort in a fast-paced, metrics-driven startup.
• English at B2 or above.
• Будет плюсом: Hands-on use of product analytics tools such as Mixpanel, Amplitude or PostHog; Experience building or scaling a design system across multiple platforms; Advanced motion design skills; A strong network in the design community; A background in mobile apps, gaming, rewards, fintech, or marketplaces

• A founding leadership role shaping a global product used by millions.
• Full ownership of product design, from vision to execution.
• The chance to build the design team from scratch.
• Direct collaboration with Product, Engineering, and company leadership.
• A fast-paced environment where ideas ship quickly.
• Competitive compensation and flexibility.