Senior UI Engineer Tailwind Design Systems

Senior UI Engineer - Tailwind Design Systems

Job Description

CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential real estate information analytics and online marketplaces. Included in the S&P 500 Index and the NASDAQ 100 CoStar Group is on a mission to digitize the worlds real estate empowering all people to discover properties insights and connections that improve their businesses and lives.

We have been living and breathing the world of real estate information and online marketplaces for over 35 years giving us the perspective to create truly unique and valuable offerings to our customers. Weve continually refined transformed and perfected our approach to our business creating a language that has become standard in our industry for our customers and even our competitors. We continue that effort today and are always working to improve and drive innovation. This is how we deliver for our customers our employees and investors. By equipping the brightest minds with the best resources available we provide an invaluable edge in real estate.

We are seeking an accomplished Senior UI Engineerto join our product engineering team. This role focuses on building scalable maintainable and reusableReact components leveraging Tailwind and a structureddesign tokensystem (both primitive and semantic) to deliver consistent enterprise-grade user interfaces. You will collaborate closely with product designers other software engineers product managers QA engineers across 30 development teams to create UI components and patterns that power complex workflows across our web-based enterprise application for thousands of CoStar Group employees . Y our contributions will result in improved developer experience rapid feature development and more consistent design for users.

This position is located in our Richmond VA office and offers a schedule of Monday-Thursday in office and Friday remote.

What We Offer

• Opportunity to influence and evolve our Tailwind-based design system token architecture and UI component library.

• A collaborative engineering culture invested in modern frontend technologies.

• Continued professional growth within a forward-thinking product team.

Responsibilities

• Build and maintain robust React components using Tailwind CSS and design tokens to ensure consistency clarity and scalability across the UI.

• Develop document and showcase components in supporting component-driven development and enhancing cross-team collaboration.

• Implement and extend design tokens (primitive and semantic) to align styling spacing typography color and interaction patterns across the design system.

• Collaborate with product designers to translate design specifications into pixel-accurate accessible and performant UI implementations.

• Ensure responsive accessible and cross-browser interfaces leveraging Tailwind CSS s utility-first approach for rapid iteration.

• Optimize UI performance through efficient rendering strategies state management and bundle-size improvements.

• Contribute to and evolve the UI design system including Tailwind configuration token architecture Storybook stories and documentation.

• Integrate frontend components with RESTful or GraphQL APIs using modern React patterns.

• Write clean well-documented code participating in code reviews to maintain high engineering standards.

• Troubleshoot and resolve frontend issues across environments while contributing to best practices and process improvements.

Qualifications

• Bachelors degree in Computer Science Engineering or equivalent from an accredited not-for-profit in-person university or college.

• 3 years of professional frontend or UI engineering experience ideally in enterprise-scale applications.

• Strong expertise in React including hooks state management and component composition.

• Advanced experience with Tailwind CSS including custom theming responsive design and utility composition.

• Hands-on experience with including creating stories documentation and component demos.

• Solid understanding of design tokens both primitive (e.g. spacing color values) and semantic (e.g. brand color roles component-specific tokens) and how they integrate into design systems.

• Proficiency in JavaScript/TypeScript HTML5 modern CSS and frontend build tooling (Webpack Vite Babel npm /Yarn).

• Familiarity with design system methodologies and component-driven development.

• Strong knowledge of web accessibility (WCAG) and responsive design principles.

• Experience integrating frontend components with APIs and working within modern UI architectures.

• Excellent problem-solving communication and cross-functional collaboration skills.

• Track record of commitment to prior employers.

Nice to Have

• Experience with large-scale or workflow-heavy enterprise applications.

• Background with testing frameworks such asJest React Testing Library or Cypress.

• Experience maintaining or scaling complex design systems using Tailwind CSS Storybook .js and design tokens.

• Familiarity with CI/CD pipelines and cloud-native development environments.

Whats in it for you

When you join CoStar Group youll experience a collaborative and innovative culture working alongside the best and brightest to empower our people and customers to succeed.

We offer you generous compensation and performance-based incentives. CoStar Group also invests in your professional and academic growth with internal training and tuition reimbursement.

Our benefits package includes (but is not limited to):

• Comprehensive healthcare coverage: Medical / Vision / Dental / Prescription Drug

• Life legal and supplementary insurance

• Virtual and in person mental health counseling services for individuals and family

• Commuter and parking benefits

• 401(K) retirement plan with matching contributions

• Employee stock purchase plan

• Paid time off

• Tuition reimbursement

• On-site fitness center and/or reimbursed fitness center membership costs (location dependent) with yoga studio Pelotons personal training group exercise classes

• Access to CoStar Groups Diversity Equity & Inclusion Employee Resource Groups

• Complimentary gourmet coffee tea hot chocolate fresh fruit and other healthy snacks

We welcome all qualified candidates who are currently eligible to work full-time in the United States to apply. However please note that CoStar Group is not able to provide visa sponsorship for this position.

#LI-CH1

CoStar Group is an Equal Employment Opportunity Employer; we maintain a drug-free workplace and perform pre-employment substance abuse testing

Required Experience:

Senior IC