Product UI Designer

Job Description

Spines: #1 Fastest-Growing Book Publishing Platform in the U.S.

At Spines, we’re rebuilding publishing for a new era: powered by technology and built around the author.

Our next-generation publishing platform combines powerful AI with human expertise to help writers publish professionally across every format and in multiple languages.

The tools we’re developing make a complex process simple, scalable, and author-first.

Our mission is to make professional publishing possible for everyone, so no great story goes unheard.

We’re growing a team of people who want to shape the future of publishing, driven by craft, purpose, and the opportunity to make a real impact for authors and readers everywhere.

Ready to build what comes next and rewrite the future For creators around the world? Apply now.

About the role: 

As a Product UI Designer at Spines, you will play a central role in designing clear, efficient, and scalable user interfaces for our author-facing publishing SaaS platform. You’ll work closely with product managers and developers to craft intuitive experiences that empower authors to publish their books effortlessly. Your work will directly impact how authors interact with cutting-edge AI tools in the publishing space.

This is a remote position requiring strong English communication skills, excellent organisation, and a high level of accuracy.

What You Will Do:

• Design efficient, user-centered interfaces for Spines.com’s SaaS products, from concept to final UI (desktop-first).
• Translate product requirements, user needs, and business goals into clear, intuitive design solutions.
• Create wireframes, user flows, high-fidelity mockups, and interactive prototypes in Figma.
• Collaborate closely with Product Managers and developers to ensure seamless implementation.
• Leverage AI-assisted design tools (e.g., Figma Make) to improve speed, consistency, and design quality.
• Build, maintain and evolve design systems to ensure scalability, usability, and visual consistency across the platform.
• Iterate quickly based on feedback, usability insights, and data.

Requirements

• Expert-level UX/UI skills with proven ability to design interfaces in Figma, including advanced use of components, variants, auto-layout, and production-ready design delivery.
• Minimum 3 years of proven experience as a Product UI / UX Designer working on SaaS products.
• A strong portfolio showcasing SaaS UI work, problem-solving, and design rationale.
• Experience using AI design tools (such as Figma Make or similar).
• Solid understanding of usability, accessibility, and interaction design.
• Fluent English (written and spoken).

Bonus: Experience with prompt engineering or designing AI-driven user experiences.

Benefits

WHY SPINES?

• Innovative Environment: Work in a dynamic and cutting-edge environment with a supportive and collaborative team.
• Growth Opportunities: Significant opportunities for professional growth and advancement within a rapidly expanding company. 
• Impactful Work: Be a key player on a team that is revolutionizing the publishing industry with groundbreaking AI technology.
• Exciting Industry: Gain valuable experience in the exciting intersection of AI and publishing.