Building a scalable design foundation for enterprise applications: Enterprise Design System UX case study by Rita Omatsone

As enterprise applications grow, keeping one consistent experience across products, teams and screen sizes gets harder. Duplicated components, inconsistent interaction patterns and repeated design and engineering work slow delivery and make products harder to maintain.

I worked on establishing an enterprise design system: standardized shared components, responsive layout patterns, built-in accessibility and documentation that helped teams apply the system across applications.

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The objective was never just a component library. It was making consistent, accessible design easier to deliver across the organization.

A scalable design system has to do more than look consistent. Components must work inside real product workflows, respond to different screen sizes, and behave predictably for designers and engineers alike. The system covered five layers, each building on the one below.

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From the working boards

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Full screen

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01Global header anatomy

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02Interim-state tab concepts

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03Every layout combination

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04Navigation drawer scenarios

1. 1Consistency by defaultShared and documented

   Shared components and clear usage guidelines help teams deliver consistent experiences across applications.

2. 2Reuse, not rigidityRoom for real differences

   Components support the common cases while allowing for legitimate differences between products and workflows.

3. 3Responsive at the corePart of the system

   Responsive behavior is designed into the system, not patched screen by screen.

4. 4Accessible by designInside every component

   Accessibility is considered during component design and validation, not left to the end.

Decision 01 · Standardizing frequently used patterns

When every team solves the same design problem independently, the result is duplication. I worked on defining reusable components for common enterprise needs, including navigation, the global header, tables and forms, with clear structures and variants.

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Decision 02 · Designing for every screen size

Without shared layout rules, every team implements responsive behavior differently. I worked on responsive scaffolding across XXL, large and medium breakpoints, with consistent grid rules and layout constraints, so layout behavior became predictable instead of re-solved on every project.

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Decision 03 · Making accessible patterns reusable

Components get reused across many workflows and products, so accessibility had to live in the components themselves. I incorporated contrast, keyboard navigation and labeling and semantics into the design-system work, with guidance documented alongside each component.

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Decision 04 · Documentation that teams actually use

A design system creates value only when teams can understand and apply it. Alongside the component and layout work, I contributed documentation and standards that explain not just what components look like, but how and when to use them, including when a different solution is the right call.

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• 40%faster design deliverycommon flows went from about 10 hours to 6
• 200+engineering hours saved per quarter
• 85%of design and development teams adopted it within six months
• WCAG 2.1 AAaccessibility for audited components

Shared components, responsive foundations, accessibility guidance and documentation came together as one framework that reduced duplicated work and helped teams build more consistent enterprise experiences.

This project expanded my perspective from designing individual experiences to helping build the foundations that let teams create consistent experiences at scale.