At Abbott, we believe people with diabetes should be empowered to enjoy healthy and happy lives. That’s why we’re focused on helping people with diabetes manage their health more effectively and comfortably, with life-changing products that provide accurate data to drive better-informed decisions. We’re revolutionizing the way people monitor their glucose levels with our new sensing technology. Interested in applying your wealth of technical knowledge and experience towards an opportunity in the medical field and improve the lives of people? In our new Technology Hub in Barcelona, you will join our purpose driven team to: + Drive innovation in health tech by developing scalable platforms that transform real-time biosensor data into meaningful insights. + Shape the future of digital health by building solutions that empower people to take control of their metabolic health. + Create engineering with a global impact by working on technology that reaches millions worldwide. + Advance accessibility and compatibility by ensuring our solutions integrate seamlessly across devices and ecosystems. You will work with a modern tech stack on a Software as a Service (SaaS) cloud platform that serves users in over 49 countries. The core platform consists of systems housed in a large-scale environment responsible for processing billions of tasks every day. **What You’ll Work On** + Build, maintain, and enhance our in-house component library that is used across our React and React Native projects. + Collaborate with our Product Designer and UX team to translate Figma designs, component specs, and accessibility requirements into production-ready code + Establish and enforce best practices around theming, styling (CSS-in-JS, StyleSheet), tokens, and responsive layouts + Write comprehensive documentation, usage guidelines, and automated tests for every component + Mentor and guide other engineers on library usage, versioning, and integration in web and mobile apps + Partner with Quality Assurance to build visual regression tests and ensure cross-platform consistency + Contribute to continuous-integration pipelines, release processes, and package management + Research and prototype new patterns, tools, and performance optimizations for React and React Native **Required Qualifications** **5+ years** **of** **professional** **experience** **in frontend** **or hybrid mobile development** **Experience** **building** **component** **libraries or design systems at scale** **Expert** **proficiency** **in** **React** **Strong working knowledge of React Native** **Solid understanding of design-tokens, theming systems, and CSS-in-JS solutions (** **styled-components** **, Emotion, etc.)** **Experience with TypeScript, functional** **component** **patterns, and modern JavaScript (ES6+)** **Familiarity with testing frameworks (Jest, React Testing Library, Detox or Appium) and visual regression tools (Chromatic, Storybook)** **Deep commitment to web accessibility standards (WCAG 2.1+) and mobile accessibility best practices** **Proven** **track record** **working closely with design teams and translating mockups into reusable components** **Excellent collaboration and communication skills in a distributed, cross-functional team** **Preferred Qualifications** **Experience with** **monorepos** **and multi-package management.** **Background in theming engines or style-linting tools.** **Contributions to open-source** **component** **libraries or design systems.** **Familiarity with** **Tamagui** **for cross-platform UI development.** An Equal Opportunity Employer Abbot welcomes and encourages diversity in our workforce. We provide reasonable accommodation to qualified individuals with disabilities. To request accommodation, please call 224-667-4913 or email corpjat@abbott.com