Technical UX Designer

Nex is on a mission to help families rediscover the joy of movement. Created by parents for parents, Nex combines technology and play to deliver fun, social, and interactive experiences powered by natural body motion, encouraging kids and adults to move more, play more, and have fun together. Nex Playground, the company’s award-winning active play system, is purpose-built to get families moving year-round, with safety and privacy as core considerations in its intentional design. It is certified kidSAFE+ COPPA compliant and built to support healthy, active play for all ages and abilities. Nex Playground features a growing library of 50+ experiences, including motion and dance games, fitness and educational experiences, and Nex Originals. Content includes collaborations with partners like Hasbro, Sesame Workshop, and NBCUniversal. Nex has been recognized by Fast Company’s Most Innovative Companies, TIME’s Best Inventions, and Parents’ Best Entertainment System for Families, and has earned Red Dot, IDEA, and Core77 international design awards. We encourage you to explore Have Fun and Is Motion Gaming Back? , as they offer a deeper look into our culture, values, and explain how our approach to motion gaming differs from previous generations. Location: Remote (USA Canada preferred) with occasional office travel Annual salary: USD 100,000 to USD 130,000 Type: Full-time Reports to: Director of Product Design The Role This role focuses on end-to-end UX for Playground and companion surfaces. You will translate business goals into clear user problems and UX flows, then specify exact UI behavior, states, and copy so engineering can ship with confidence. The main output includes user stories, development specification that is refined collaboratively with the dev team. What You'll Own Problem framing and opportunity sizing grounded in user needs and business goals Information architecture, task flows, wireframes, interaction specs, and microcopy Design documentation that specifies exact behavior across all UI states and edge cases Partnering with Engineering to de-risk delivery Ensuring the proposed solution actually solves the identified problem Key Responsibilities Refine user stories with the development team until implementable Translate business requirements and technical questions between Product and Engineering teams Specify exact application behavior, UI states, component variants, error/empty/loading states, and all text labels Conduct detailed requirement analysis and gap/corner case identification Define detailed acceptance criteria and technical specifications in collaboration with Engineering Define measurement plan with PM to validate outcomes post-ship Ideate on new and unique UX concepts Participate in market research, including user interviews and competitor analysis Create design wireframes and prototypes Design and present UX demonstrations to stakeholders Standard UX Scope For This Role Journey mapping for core and support flows Accessibility considerations (WCAG-informed) and localization readiness Design system usage and contribution: components, tokens, patterns Prototyping fidelity matched to need: low-fi for alignment, high-fi for behavior and copy Usability evaluation: task-based testing, heuristic reviews, and QA of implemented UI Deliverables And Artifacts Problem statement and success criteria User story and dev spec Flow diagrams and annotated wireframes Component and state documentation, including copy Acceptance criteria and test cases Release notes inputs and support content recommendations Qualifications 4+ years in UX or Product Design delivering shipped products with engineering partners Portfolio showing end-to-end problem solving, interaction design, and shipped quality Excellent systems thinking and attention to detail across states and edge cases Proficiency with Figma and prototyping tools; ability to document behavior clearly Strong communication skills ... (truncated, view full listing at source)