Senior UX/UI Designer Web, App & User Testing

Web & App Experience Design

• Own UX/UI design across responsive web and mobile app experiences, from initial concepts and wireframes through high-fidelity designs and implementation.

• Design intuitive end-to-end customer journeys across discovery, consideration, purchase and post-purchase experiences.

• Create wireframes, user flows, prototypes and high-fidelity designs that clearly communicate the intended customer experience.

• Design mobile-first experiences while ensuring consistency and usability across desktop, tablet and mobile.

• Ensure web and app experiences work together as a cohesive customer journey while optimizing for the unique behaviors and requirements of each platform.

• Apply established design systems, UX standards and accessibility principles across experiences.

• Identify opportunities to simplify customer journeys, reduce friction and improve usability and engagement.

• Balance customer needs, business objectives and technical feasibility when developing design solutions.

User Testing & Experience Validation

• Plan and execute user testing and usability studies to validate concepts and experiences before and after launch.

• Define testing objectives, scenarios, tasks and success criteria based on the experience being evaluated.

• Build prototypes and design alternatives that enable effective customer testing.

• Moderate user-testing sessions and evaluate qualitative and quantitative findings.

• Identify customer pain points, usability issues and areas of confusion throughout the journey.

• Translate testing findings into clear, actionable design recommendations.

• Iterate designs based on customer feedback and testing results.

• Partner with appropriate teams to incorporate user-testing insights into experience improvements and future design decisions.

• Maintain a structured record of findings and learnings to help inform future experiences and avoid repeating known customer friction.

Design Execution & Optimization

• Take design work from concept through implementation, maintaining design intent throughout the development process.

• Partner with Engineering and cross-functional teams to ensure approved designs are accurately implemented.

• Participate in design QA and UAT to identify experience gaps prior to launch.

• Review live experiences after launch to identify opportunities for continued optimization.

• Use available customer feedback, behavioral insights and performance results to inform design improvements.

• Develop and evaluate design alternatives when multiple approaches should be considered or tested.

• Ensure experiences remain consistent with Samsung s broader digital experience and brand standards.

Cross-Functional Collaboration

• Represent Design and the customer experience throughout the development lifecycle.

• Partner closely with Business, Merchandising, Engineering, Analytics and Product to understand requirements, constraints and customer needs.

• Clearly articulate design rationale, user needs and user-testing findings to stakeholders.

• Translate complex business requirements into simple and intuitive customer experiences.

• Facilitate design reviews and working sessions to drive alignment and decisions.

• Manage multiple design initiatives simultaneously in a fast-paced eCommerce environment.

• Proactively identify design dependencies, experience risks and customer-impacting issues.

Qualifications

• Bachelor s degree in UX Design, Interaction Design, Visual Design, Human-Computer Interaction or related field, or equivalent professional experience.

• 7+ years of professional experience designing complex digital experiences across both web and mobile applications.

• Strong portfolio demonstrating end-to-end UX/UI design capabilities across responsive web and app experiences.

• Advanced proficiency in Figma, prototyping and modern UX/UI design practices.

• Demonstrated hands-on experience planning, conducting and analyzing user/usability testing.

• Ability to translate user-testing findings into actionable design improvements.

• Strong understanding of user-centered design principles and methodologies.

• Strong understanding of responsive and mobile-first design.

• Experience designing end-to-end digital customer journeys.

• Strong interaction and visual design skills with exceptional attention to detail.

• Understanding of accessibility standards and inclusive design principles.

• Experience working with established design systems and component libraries.

• Ability to communicate design decisions and customer insights effectively to senior and cross-functional stakeholders.

• Demonstrated ability to manage multiple initiatives and priorities in a fast-moving environment.

• Strong collaboration and stakeholder-management skills.

• eCommerce/D2C design experience strongly preferred.

• Experience designing high-traffic transactional or commerce experiences preferred.

• Must be able to work on-site at least four days per week.

Skills

UX Designer, Mobile UI Design iOS, Mobile App - Others, Design tools XD Figma Sketch, Mobile App, Confluence, Jira