Remote Senior UI/UX Designer for AI Tools & Design System

Apex Systems, LLC; Menlo Park (CA); Remote; USD 90,000 - 103,000; Full time

Benefits offered by this job

Medical benefits

Vision insurance

401K with company match

HSA plan

ESPP and training programs

Corporate discounts

Job summary

Everforth Apex is seeking a UI/UX Designer III to elevate the design quality of AI-powered tools. You will conduct design research, create wireframes and high-fidelity mockups, and own the design system across the product portfolio.

You will collaborate across product, engineering, and marketing, build a component library, and develop branding and launch materials for internal tool rollouts, with a focus on scalable design standards and a strong user experience.

Qualifications

• 3–5+ years of UI/UX design experience with preference for internal tools or B2B products.
• Portfolio demonstrating range across user research, interaction design, and graphic/visual design.
• Proficiency in Figma for specifications, prototyping, and design systems.

Responsibilities

• Conduct design research and user insights by running structured product design feedback sessions and translating findings into prioritized improvements.
• Perform usability testing on existing and developing tools, synthesizing findings into actionable product recommendations.
• Create design specifications, wireframes, and high-fidelity mockups for new products and features.
• Own the visual identity across the product suite, including designing logos and creating graphics for user interfaces.
• Develop marketing and launch materials for internal tool rollouts.
• Build and maintain an internal design system, including a component library, style guide, and patterns.
• Contribute to builds, particularly for marketing pages and lightweight front‑end experiences.
• Document design standards, research methods, and system patterns.
• Partner with builders, product partners, and stakeholders to translate user needs into scoped design work.

Skills

UI/UX Design

User Research

Interaction Design

Graphic Design

Visual Design

Communication

Self-directed

Multi-tasking

Tools

Figma

Job description

Everforth Apex is seeking a UI/UX Designer III to elevate the design quality of AI-powered tools. You will conduct design research, create wireframes and high-fidelity mockups, and own the design system across the product portfolio.

You will collaborate across product, engineering, and marketing, build a component library, and develop branding and launch materials for internal tool rollouts, with a focus on scalable design standards and a strong user experience.