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Hi, I’m Flavia Rosario. I’m a lead-to-end UX/UI designer with hands-on experience turning business goals into intuitive, data-driven web and mobile products. I combine user research, usability testing, and WCAG-compliant accessibility to deliver high-impact experiences. I thrive in cross-functional teams and enjoy shaping scalable design systems that grow with product needs and user expectations. I love translating complex requirements into clear, delightful interfaces and collaborating with product, engineering, and data teams to deliver measurable improvements in engagement and efficiency. I’m always learning, adapting, and applying best practices to help products succeed.…Hi, I’m Flavia Rosario. I’m a lead-to-end UX/UI designer with hands-on experience turning business goals into intuitive, data-driven web and mobile products. I combine user research, usability testing, and WCAG-compliant accessibility to deliver high-impact experiences. I thrive in cross-functional teams and enjoy shaping scalable design systems that grow with product needs and user expectations. I love translating complex requirements into clear, delightful interfaces and collaborating with product, engineering, and data teams to deliver measurable improvements in engagement and efficiency. I’m always learning, adapting, and applying best practices to help products succeed.

Flavia Rosario

UX Designer, UI Designer, Product Designer, +2

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Hi, I’m Flavia Rosario. I’m a lead-to-end UX/UI designer with hands-on experience turning business goals into intuitive, data-driven web and mobile products. I combine user research, usability testing, and WCAG-compliant accessibility to deliver high-impact experiences. I thrive in cross-functional teams and enjoy shaping scalable design systems that grow with product needs and user expectations. I love translating complex requirements into clear, delightful interfaces and collaborating with product, engineering, and data teams to deliver measurable improvements in engagement and efficiency. I’m always learning, adapting, and applying best practices to help products succeed.…Hi, I’m Flavia Rosario. I’m a lead-to-end UX/UI designer with hands-on experience turning business goals into intuitive, data-driven web and mobile products. I combine user research, usability testing, and WCAG-compliant accessibility to deliver high-impact experiences. I thrive in cross-functional teams and enjoy shaping scalable design systems that grow with product needs and user expectations. I love translating complex requirements into clear, delightful interfaces and collaborating with product, engineering, and data teams to deliver measurable improvements in engagement and efficiency. I’m always learning, adapting, and applying best practices to help products succeed.

Available to hire

Hi, I’m Flavia Rosario. I’m a lead-to-end UX/UI designer with hands-on experience turning business goals into intuitive, data-driven web and mobile products. I combine user research, usability testing, and WCAG-compliant accessibility to deliver high-impact experiences. I thrive in cross-functional teams and enjoy shaping scalable design systems that grow with product needs and user expectations.

I love translating complex requirements into clear, delightful interfaces and collaborating with product, engineering, and data teams to deliver measurable improvements in engagement and efficiency. I’m always learning, adapting, and applying best practices to help products succeed.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Language

English

Fluent

Work Experience

Product Designer / UX Expert (Independent Contractor) at Mercor

November 1, 2025 - Present

Product Design / UX Expert (Independent Contractor) delivering end-to-end design leadership and UX strategy for Mercor. Collaborated with cross-functional teams in London, United Kingdom to drive usability enhancements and product growth.

Freelance UI/UX Designer at Self-employed

November 1, 2024 - Present

Designed and delivered user-centric web and mobile interfaces for various clients using Figma and Framer. Focused on accessible and responsive design, created wireframes and prototypes, leading to improved usability. Collaborated with developers and stakeholders and conducted usability testing to refine flows and engagement.

UI/UX Designer at Liveasy Design

December 1, 2023 - October 1, 2025

Designed user-friendly web and mobile interfaces, enhancing accessibility and responsiveness, which led to a 25% improvement in user task efficiency. Created wireframes and prototypes using Figma and Framer, ensuring cohesive design systems. Collaborated with developers and stakeholders to maintain consistent user flows. Conducted usability tests, integrating feedback to boost user engagement.

UI/UX Designer at Live Easy Design

September 1, 2023 - December 1, 2023

Lead-to-end UX/UI design for web and mobile platforms, translating business requirements into intuitive, high-impact user experiences. Conducted research and usability testing to inform data-driven design decisions, boosting user satisfaction by 20%. Built scalable wireframes, interactive prototypes, and cohesive design systems aligned with business objectives and WCAG accessibility standards. Developed responsive, accessible web and mobile interfaces, improving user task efficiency by 25%. Built scalable design systems and interactive prototypes in Figma to support product growth. Collaborated cross-functionally to align user needs, technical feasibility, and business goals. Conducted usability testing and synthesized feedback to drive continuous improvements in engagement and usability.

UI/UX Designer (Contract) at Independent Contractor – AI research labs collaboration

September 1, 2022 - March 1, 2023

Collaborated with top AI research labs to improve the quality of AI-generated products and visual designs for SaaS, web, and digital platforms. Architecture and analysis structured design tasks in AI-assisted processes to ensure usability, accessibility, interaction patterns, and visual systems are thoroughly evaluated. Delivered professional feedback on product mockups, UI components, and end-to-end user experiences to improve model design judgment and consistency.