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I’m a Senior Product Designer with 15+ years shaping UX/UI for SaaS, eCommerce, and EdTech. I specialize in data-driven UX, design systems, and AI-powered product experiences, translating complex workflows into intuitive, accessible interfaces—recently driving user activation up 16-25% for multi-brand SaaS platforms. I’ve led cross-functional teams across Europe and remote settings, delivering scalable design systems and motion-rich experiences for brands like Hugo Boss, W&V, iGraal, and Accenture/Publicis. I’m passionate about WCAG-compliant design, rapid iteration, and shipping developer-ready assets that blend aesthetics with usability.…I’m a Senior Product Designer with 15+ years shaping UX/UI for SaaS, eCommerce, and EdTech. I specialize in data-driven UX, design systems, and AI-powered product experiences, translating complex workflows into intuitive, accessible interfaces—recently driving user activation up 16-25% for multi-brand SaaS platforms. I’ve led cross-functional teams across Europe and remote settings, delivering scalable design systems and motion-rich experiences for brands like Hugo Boss, W&V, iGraal, and Accenture/Publicis. I’m passionate about WCAG-compliant design, rapid iteration, and shipping developer-ready assets that blend aesthetics with usability.

Paulo Castillo

UI Designer, UX Designer, Motion Graphic Designer, +3

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I’m a Senior Product Designer with 15+ years shaping UX/UI for SaaS, eCommerce, and EdTech. I specialize in data-driven UX, design systems, and AI-powered product experiences, translating complex workflows into intuitive, accessible interfaces—recently driving user activation up 16-25% for multi-brand SaaS platforms. I’ve led cross-functional teams across Europe and remote settings, delivering scalable design systems and motion-rich experiences for brands like Hugo Boss, W&V, iGraal, and Accenture/Publicis. I’m passionate about WCAG-compliant design, rapid iteration, and shipping developer-ready assets that blend aesthetics with usability.…I’m a Senior Product Designer with 15+ years shaping UX/UI for SaaS, eCommerce, and EdTech. I specialize in data-driven UX, design systems, and AI-powered product experiences, translating complex workflows into intuitive, accessible interfaces—recently driving user activation up 16-25% for multi-brand SaaS platforms. I’ve led cross-functional teams across Europe and remote settings, delivering scalable design systems and motion-rich experiences for brands like Hugo Boss, W&V, iGraal, and Accenture/Publicis. I’m passionate about WCAG-compliant design, rapid iteration, and shipping developer-ready assets that blend aesthetics with usability.

Available to hire

I’m a Senior Product Designer with 15+ years shaping UX/UI for SaaS, eCommerce, and EdTech. I specialize in data-driven UX, design systems, and AI-powered product experiences, translating complex workflows into intuitive, accessible interfaces—recently driving user activation up 16-25% for multi-brand SaaS platforms.

I’ve led cross-functional teams across Europe and remote settings, delivering scalable design systems and motion-rich experiences for brands like Hugo Boss, W&V, iGraal, and Accenture/Publicis. I’m passionate about WCAG-compliant design, rapid iteration, and shipping developer-ready assets that blend aesthetics with usability.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Language

English

Fluent

Spanish; Castilian

Fluent

French

Fluent

German

Intermediate

Work Experience

Freelance UX/UI & Motion Designer at Various Clients

December 1, 2023 - Present

Designed user-centric digital experiences for B2B and consumer clients across SaaS, eCommerce, EdTech, and health. Built and maintained scalable design systems across web and mobile. Ensured accessibility compliance through WCAG 2.1 guidelines, including contrast, keyboard navigation, and screen reader preparation. Delivered responsive, dev-ready UI with semantic layer documentation and Figma handoffs. Designed and animated UI for digital products, combining motion-first design with scalable component systems like Rive, Framer, and GSAP.

Senior UX/UI Designer at Global Saving Group (Now Atolls)

December 1, 2023 - July 16, 2025

Reworked onboarding, cashback UX, and personalization for 8M+ users. Standardized accessibility across products, improving usability for multilingual audiences. Led audits for UX gaps and iterated using heatmaps, survey data, and stakeholder input. Redesigned iGraal’s main landing page, contributing to a 16% increase in user sign-ups and 12% uplift in conversion rate within 3 months. Built a scalable design system used by over 20 cross-market platforms, improving consistency and reducing dev handoff time by 35%. Streamlined onboarding and coupon redemption flow for Pouch browser extension, leading to a 22% reduction in drop-off and a 17% increase in coupon activation.

Contract Product Designer at Hugo Boss

May 1, 2022 - July 16, 2025

Built internal UX tools and campaign landing pages. Defined layout systems, templates, and visual consistency rules. Presented design concepts to leadership for e-commerce initiatives. Contributed to the UX of the Hugo Boss mobile app during a major seasonal campaign rollout, helping achieve a 9% lift in mobile conversion and a 23% improvement in session duration within 6 weeks post-launch. Supported app-wide UI improvements aligned with the Hugo Boss brand, resulting in a 15% increase in returning users tracked via Mixpanel and GA.

Senior Multimedia Designer at W&V (Werben & Verkaufen)

December 1, 2021 - July 16, 2025

Created W&V Plus, an immersive editorial experience. Developed animated microsites and branded event pages using GSAP. Designed rich media and responsive systems for CMS-based publishing. Created animated ad templates for paid social channels, driving a 25% increase in CTR and 12% increase in newsletter sign-ups over 2 quarters. Led UX/UI for W&V’s digital redesign, improving navigation, reducing bounce by 18%, and increasing mobile readership by 28%. Designed and animated 4+ campaign microsites with GSAP and Framer, increasing user engagement by 32% on average compared to static versions.

Senior UX/UI Designer at Publicis Group

January 1, 2018 - July 16, 2025

Designed self-service healthcare tools and animated walkthroughs that were WCAG-compliant for high-contrast and screen-reader use (clients include Sanofi, Allianz, AOK).

Senior UI Designer at Accenture

January 1, 2018 - July 16, 2025

Created e-commerce dashboards, mobile-first microsites, and onboarding systems for clients like Coca-Cola and Radioshack.

Multimedia Designer at Bookmaker

January 1, 2018 - July 16, 2025

Created gamified e-learning modules and branded microinteractions using Cinema 4D and After Effects.

Senior UX/UI Multimedia Designer at Various Clients

January 1, 2024 - Present

Delivered 20+ user-centric digital products for B2B and B2C across SaaS, eCommerce, EdTech, and Healthcare; optimized conversion and retention up to 25% on key campaigns; built and maintained 3+ scalable Figma design systems; automated developer handoffs; led cross-functional teams of 4-8; applied WCAG 2.1 accessibility; directed motion strategy using Rive, Framer, GSAP, and Webflow; produced motion-rich microsites increasing engagement by 18-32%.

Senior UX/UI Designer at Global Saving Group (ATOLLS)

December 1, 2023 - October 15, 2025

Optimized activation and cashback flows for 8M+ users; standardized WCAG 2.1 accessibility across multilingual products; conducted UX audits using heatmaps, surveys, analytics; redesigned iGraal’s landing page increasing sign-ups by 16% and conversions by 12%; designed a scalable design system rolled out across 20+ brands; improved Pouch extension flows reducing drop-off by 22% and increasing coupon activations by 17%.

Senior UI Multimedia Designer at W&V (Werben & Verkaufen)

December 1, 2020 - October 15, 2025

Led W&V Plus editorial Platform; created motion-designed microsites and event pages with GSAP and Webflow; structured responsive CMS templates; produced animated ad templates boosting CTR by 25% and newsletter subs by 12% within two quarters; led UX/UI strategy for digital relaunch, reducing bounce rate by 18% and increasing mobile readership by 28%; delivered 4+ campaign microsites with motion to boost engagement by 32% vs. static designs.

Senior UX/UI Designer at Hugo Boss

May 1, 2021 - October 15, 2025

Designed internal UX tools and campaign landing pages for seasonal e-commerce; architected layout systems and reusable templates ensuring brand-consistent visuals across mobile and web; refined app UX to boost mobile revenue conversions by 9% and session duration by 23% during a major campaign; improved app-wide UI that increased returning users by 15%.

Senior UI Multimedia Designer at Accenture / Publicis Group

April 1, 2018 - October 15, 2025

Directed UX vision for Nissan’s SaaS analytics dashboard; unified design across EU, JP, US to accelerate delivery by 25%; prototyped interactive tools improving KPI tracking by 20%; produced gamified e-learning modules increasing learner engagement and completion by 22%; introduced accessibility and localization standards adhering to WCAG 2.1.