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I’m Christophe Cuello, a Senior Product Designer focused on turning ambiguous business goals into clear product roadmaps, interactive prototypes, and market-ready UI/UX ecosystems. With 10+ years of end-to-end product execution across B2B2C, B2C, fintech, and mobile gaming, I specialize in building scalable design systems, token architectures, and component libraries that help teams ship faster without sacrificing craft. I enjoy close collaboration with engineering and product teams—from discovery and user research through launch and iteration. I’ve led and scaled design infrastructure at multiple organizations, improved handoff efficiency, and driven measurable outcomes through usability testing, A/B testing, and UX strategy, including growth impacts like improved retention and monetization in games. My work blends UX strategy, design systems thinking, and practical delivery so products feel cohesive, performant, and ready for growth.…I’m Christophe Cuello, a Senior Product Designer focused on turning ambiguous business goals into clear product roadmaps, interactive prototypes, and market-ready UI/UX ecosystems. With 10+ years of end-to-end product execution across B2B2C, B2C, fintech, and mobile gaming, I specialize in building scalable design systems, token architectures, and component libraries that help teams ship faster without sacrificing craft. I enjoy close collaboration with engineering and product teams—from discovery and user research through launch and iteration. I’ve led and scaled design infrastructure at multiple organizations, improved handoff efficiency, and driven measurable outcomes through usability testing, A/B testing, and UX strategy, including growth impacts like improved retention and monetization in games. My work blends UX strategy, design systems thinking, and practical delivery so products feel cohesive, performant, and ready for growth.

Christophe Cuello

Product Designer, UI Designer, UX Designer, +4

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I’m Christophe Cuello, a Senior Product Designer focused on turning ambiguous business goals into clear product roadmaps, interactive prototypes, and market-ready UI/UX ecosystems. With 10+ years of end-to-end product execution across B2B2C, B2C, fintech, and mobile gaming, I specialize in building scalable design systems, token architectures, and component libraries that help teams ship faster without sacrificing craft. I enjoy close collaboration with engineering and product teams—from discovery and user research through launch and iteration. I’ve led and scaled design infrastructure at multiple organizations, improved handoff efficiency, and driven measurable outcomes through usability testing, A/B testing, and UX strategy, including growth impacts like improved retention and monetization in games. My work blends UX strategy, design systems thinking, and practical delivery so products feel cohesive, performant, and ready for growth.…I’m Christophe Cuello, a Senior Product Designer focused on turning ambiguous business goals into clear product roadmaps, interactive prototypes, and market-ready UI/UX ecosystems. With 10+ years of end-to-end product execution across B2B2C, B2C, fintech, and mobile gaming, I specialize in building scalable design systems, token architectures, and component libraries that help teams ship faster without sacrificing craft. I enjoy close collaboration with engineering and product teams—from discovery and user research through launch and iteration. I’ve led and scaled design infrastructure at multiple organizations, improved handoff efficiency, and driven measurable outcomes through usability testing, A/B testing, and UX strategy, including growth impacts like improved retention and monetization in games. My work blends UX strategy, design systems thinking, and practical delivery so products feel cohesive, performant, and ready for growth.

Available to hire

I’m Christophe Cuello, a Senior Product Designer focused on turning ambiguous business goals into clear product roadmaps, interactive prototypes, and market-ready UI/UX ecosystems. With 10+ years of end-to-end product execution across B2B2C, B2C, fintech, and mobile gaming, I specialize in building scalable design systems, token architectures, and component libraries that help teams ship faster without sacrificing craft.

I enjoy close collaboration with engineering and product teams—from discovery and user research through launch and iteration. I’ve led and scaled design infrastructure at multiple organizations, improved handoff efficiency, and driven measurable outcomes through usability testing, A/B testing, and UX strategy, including growth impacts like improved retention and monetization in games. My work blends UX strategy, design systems thinking, and practical delivery so products feel cohesive, performant, and ready for growth.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Fluent

French

Fluent

Work Experience

Senior Product Designer at Stealth Startup

June 1, 2026 - Present

0-to-1 product execution: translated an ambiguous business vision into product roadmaps, interactive prototypes, and market-ready UI/UX ecosystems from early discovery through launch. Designed scalable design systems and Figma component libraries from scratch, including token structures to accelerate cross-platform development velocity. Drove end-to-end UX architecture in tight collaboration with engineering teams, setting up agile shipping workflows and ensuring craft fidelity from discovery to launch.

Lead Product Designer & UX Architect at Syncsp ert Ltd

April 1, 2024 - June 1, 2026

Architected and scaled a company-wide design system in Figma, standardizing component governance and reducing design-to-engineering handoff friction by 35%. Led qualitative and quantitative user research across complex B2B2C platforms, architecting user flows that addressed key usability and conversion bottlenecks. Owned end-to-end product design operations from early discovery through launch, aligning product managers and engineering squads to enable seamless handoffs and high-velocity release cycles.

Creative and UI & UX Manager at Syncspert Ltd

April 1, 2024 - Present

Architected and scaled a complex, company-wide design system that reorganized the internal infrastructure, streamlining workflows and enhancing overall operational efficiency. Led user research, flows, and UX architecture to solve high-impact product challenges across B2B2C and B2C platforms. Drove the full end-to-end design lifecycle—from discovery and strategic planning to high-fidelity execution and delivery—collaborating directly with founders, product, and engineering to maintain a fast and smart shipping cadence without sacrificing quality. A versatile hands-on contributor spanning product strategy, branding, UI, and iterative UX to ensure seamless cross-functional alignment.

Senior Product Designer at Tweed

October 1, 2022 - February 1, 2024

Led user experience research and design across mobile and web projects. Planned and conducted user research using varied methodologies (usability testing, interviews, surveys, and more). Created user-centric deliverables such as personas, user flows, wireframes, interactive prototypes and design specs. Worked closely with engineers, project managers and founders. Designed and implemented product strategies and plans to support growth and reliability.

Senior Product Designer & UX Lead at Lucky Lascar Ltd

January 1, 2021 - September 1, 2022

Spearheaded A/B testing frameworks and usability programs that increased user retention by 18%, session length, and in-game monetization by 15%. Streamlined the UI/UX production pipeline from concept to live-ops, collaborating across multidisciplinary teams to ensure seamless player loops and engaging in-game economies.

Design Team Lead at Lucky Lascar Ltd

January 1, 2021 - September 1, 2022

Spearheaded A/B testing frameworks and data-driven iterations that improved player retention and monetization. Defined and executed visual identity and business strategy for multiple mobile titles, ensuring brand consistency across global markets. Orchestrated comprehensive user research and usability testing sessions to translate player feedback into actionable design specs and wireframes.

Senior Product Designer at Ruby74 Ltd

January 1, 2017 - January 1, 2021

Mentored a 6-person design team and owned the full design lifecycle across mobile and fintech products.

Senior Product Designer - UX/UI Designer at Ruby74

January 1, 2017 - February 1, 2021

Performed end-to-end product design across mobile and web, including user research, competitive analysis, personas, journeys, sketches, wireframes, prototypes, and design specs. Held full design responsibility for all company products and mentored a team of six designers.

UX/UI Designer at New Place Media

May 1, 2016 - January 1, 2017

Collaborated with R&D, product management, and business stakeholders from project conception to launch. Owned accessible UI and established style guides and interactions. Collaborated cross-functionally to design data gathering tools. Paired with engineers in iterative, agile environment to oversee the build process.

Product Designer at FinTech

September 1, 2013 - January 1, 2016

Directed end-to-end product design in a fintech context, working across teams to deliver usable fintech products. Contributed to user research, UX strategy, wireframes, prototypes, and visual components, while collaborating with cross-functional partners to advance product design systems.

Product Designer at Freelance (Web Specialist)

January 1, 2010 - January 1, 2016

Delivered digital branding and web applications for fintech and enterprise clients.

Graphic Web Designer - Illustrator at Freelance

January 1, 2010 - January 1, 2013

Freelance graphic and web design and illustration work across diverse clients, delivering branding, web visuals, and illustration assets.