AI-Driven UI/UX Designer — Prototyping & Design Systems

NineTwoThree AI Studio; United States; Remote; USD 90,000 - 130,000; Full time

Job summary

NineTwoThree AI Studio is seeking a Middle UI/UX Designer to craft intuitive, user-centered experiences for AI-driven platforms, mobile apps, and web apps. You will collaborate with product managers, engineers, and stakeholders to balance user needs with business goals across diverse industries.

Key responsibilities include delivering structured Figma boards, developing wireframes and high-fidelity UI designs, and creating prototypes to test ideas.

Qualifications

• 3+ years as a UI/UX Designer with a portfolio showing user flows and visual design for established brands.
• Experience designing AI-driven applications.
• Experience designing responsive mobile and web apps with Material Design and Apple Human Interface Guidelines.
• Strong visual fundamentals: typography, composition, layout, grids and color, with close attention to detail.
• Advanced Figma: team libraries, auto layout, component properties and prototyping.
• Experience contributing to a shared design system and giving/receiving design feedback.
• Comfortable in a fast-paced agile environment with clear processes and multiple projects.

Responsibilities

• Contribute to the design process from concept to implementation for clients and NineTwoThree projects following industry best practices and company procedures.
• Deliver well-structured Figma boards with components, symbols and brand styles that remain consistent throughout the design process and have a single source of truth for all elements that update entire systems.
• Develop wireframes, interactions, and high-fidelity UI designs using Figma.
• Create prototypes when delivering design ideas to illustrate different design solutions and test hypotheses.
• Collaborate with product managers, engineers, and stakeholders to translate complex requirements into user-friendly designs.
• Prepare high-quality, developer-ready designs covering most edge cases and ensure smooth handoff to engineering teams, providing specs, assets, and documentation as needed.
• Explore ways to optimize the design process, including using AI tools, and share findings with the team Present and explain design ideas to teammates and clients, grounding your rationale in user needs, business goals, and established design principles.
• Participate Actively in multiple projects simultaneously.
• Stay updated with UI/UX standards and guidelines to ensure our applications are intuitive and follow familiar patterns.

Skills

UI/UX Design

Figma

Prototyping

Interaction Design

Design Systems

Responsive Design

English (B2+)

Tools

Claude AI

Cursor AI

Job description

NineTwoThree AI Studio is seeking a Middle UI/UX Designer to craft intuitive, user-centered experiences for AI-driven platforms, mobile apps, and web apps. You will collaborate with product managers, engineers, and stakeholders to balance user needs with business goals across diverse industries.

Key responsibilities include delivering structured Figma boards, developing wireframes and high-fidelity UI designs, and creating prototypes to test ideas.