Engineer, UI / UX

Herbalife • Los Angeles, CA

9h • Hybrid

About The Position

Build outstanding digital experiences by combining deep technical engineering skills with user-centered composition expertise to build beautiful, performant, and accessible user interfaces. This role exists to bridge the gap between design and development, translating design visions into production-ready code while championing user experience quality throughout the development process. The UI/UX Engineer ensures that user interfaces are not only visually compelling but also technically excellent and optimized for user satisfaction.

Requirements

• 5+ years of combined experience in front-end development and UX design; demonstrated portfolio showcasing both technical and design capabilities
• Front-end development (HTML5, CSS3, JavaScript/TypeScript, modern frameworks)
• User experience design principles and methodologies
• Responsive web design and mobile-first development
• Web accessibility standards and implementation (WCAG, ARIA)
• Front-end performance optimization
• Dual expertise in both software engineering and user experience design
• Proven ability to translate design mockups into pixel-perfect, production-quality code
• Strong understanding of UX principles and ability to contribute to design discussions
• Experience building and maintaining component libraries and design systems
• Excellent collaboration skills working with both designers and engineers
• UX prototyping tools (Figma, Sketch, Adobe XD)
• CSS preprocessors and methodologies (Sass, CSS Modules, Styled Components)
• Animation libraries and techniques (CSS animations, GSAP, Framer Motion)
• State management solutions (Redux, MobX, Zustand)
• Build tools and bundlers (Webpack, Vite, Rollup)
• Version control and collaborative development (Git, GitHub/GitLab)
• Basic UX research and usability testing skills
• Understanding of backend technologies and API design

Nice To Haves

• Master's degree in HCI, Interaction Design, Computer Science, or related field; portfolio demonstrating excellence in both code quality and user experience
• Front-end development certifications, UX certifications, Web Accessibility certifications (IAAP) valuable
• Exceptional portfolio demonstrating 7+ years of professional work at the intersection of development and design with proven user impact may substitute for formal degree

Responsibilities

• Develop production-ready user interfaces using modern web technologies (HTML5, CSS3, JavaScript/TypeScript)
• Implement responsive, accessible, and performant front-end applications using frameworks like React, Vue, or Angular
• Collaborate closely with UX designers to translate design concepts, wireframes, and prototypes into working code
• Build reusable component libraries and design systems that ensure consistency across applications
• Implement complex interactions, animations, and micro-interactions that improve user experience
• Conduct technical UX analysis to identify performance bottlenecks and optimization opportunities
• Ensure web accessibility compliance (WCAG 2.1) and advocate for inclusive design practices
• Perform cross-browser and cross-device testing to ensure consistent experiences
• Participate in user research and usability testing to inform technical implementation decisions
• Optimize front-end performance including load times, rendering efficiency, and bundle sizes
• Collaborate with back-end developers to design efficient APIs and data structures that support great UX
• Contribute to UX build discussions, providing technical feasibility input and innovative solutions
• Write clean, maintainable, well-documented code following best practices and coding standards
• Conduct code reviews with focus on both technical quality and user experience impact
• Stay current with front-end technologies, UX trends, and web platform capabilities
• Make technical decisions on frameworks, libraries, tools, and implementation approaches that balance UX goals with technical constraints

Benefits

• Herbalife offers a variety of benefits to eligible employees in the U.S. (limited to the 50 States and the District of Columbia), which includes Group Health Programs, other Voluntary Benefit Programs, and Paid Time Off.
• Group Health Programs include Medical, Dental, Vision, Health Savings Account (HSA), Flexible Spending Accounts (FSA), Basic Life/AD&D; Short-Term and Long-Term Disability, and an Employee Assistance Program (EAP).
• Other Voluntary Benefit Programs include a 401(k) plan, Wellness Incentive Program, Employee Stock Purchase Plan (ESPP), Supplemental Life/Critical Illness/Hospitalization/Accident Insurance, and Pet Insurance.
• Paid time off includes Company-observed U.S. Holidays, Floating Holidays, Vacation, Sick Time, a Volunteer Program, Paid Maternity and Paternity Leave, Bereavement Leave, Personal Leave and time off for voting.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Number of Employees: 5,001-10,000 employees