Senior UI Developer

We envision a world where anyone can write without limits. Together, our companies—QuillBot, Scribbr, and LanguageTool—are on a mission to make written communication in any language better and more efficient. If you’re passionate about using technology to help people connect across cultures, join us. Opportunity As a senior UI developer, you will be building and maintaining our design system across multiple platforms and brands. You will have the opportunity to work with a great team of designers, developers, and product managers tackling interesting system design challenges across geographies. If you're a front-end expert with an eye for good design, are great at system thinking and collaboration, and can adapt to changing product needs, then you'll be a great fit. Responsibilities Ownership Contribute to the ongoing enhancement of our design system: design, build, document, and maintain our library along with the Design System team. Take ownership of the testing, deploying, and monitoring of our multi-platform design system. Management Monitor, identify, and design solutions to system-related issues. Work with the team to manage and address the backlogs and roadmap of library features. Measure the impact of design system updates and iterate based on data and feedback. Collaboration Work closely with designers, product owners, and other engineers to identify library challenges and provide high-quality solutions. Support front-end teams through code reviews, pair programming, and facilitation. Communication & mentorship Promote and drive the adoption of the design system across cross-functional teams through clear documentation, training, workshops, etc. Actively participate in design system related activities. Coach junior developers and foster a culture of knowledge sharing and development. Process Follow, contribute, and improve the existing design system workflow and processes. Assist in research activities to assess the health of the system and propose ways to improve it. Create tools and workflows that help delivery teams contribute to the design system (e.g., linter rules, pipelines, documentation). Be aware of latest industry trends and best practices. Ideal Candidate 5+ years of front-end development experience, with a minimum of 2 years focused on building and maintaining design systems at scale. Experience in developing pixel-perfect UI components for various platforms (web, extensions, etc.). Expertise in front-end technologies, including JavaScript, TypeScript, HTML, CSS, modern frameworks such as React, Angular, or Vue.js, and front-end tooling such as Webpack, ESLint, and Prettier. Ability to write clean, maintainable, and efficient code. Strong understanding of code versioning tools, particularly Git, and experience with CI/CD pipelines. Deep understanding of web accessibility standards and experience building products that are inclusive of users with varying abilities. Familiarity with design tools such as Figma, Sketch, or Adobe XD. Excellent written and oral communication skills. You should have examples of prior documentation work you have done. Brownie points: Experience managing multi-brand design systems across platforms, languages, and markets. Knowledge of web performance optimisation techniques. Experience with automated testing frameworks such as Jest, Mocha, or Cypress. Animation proficiency, including CSS animations, Rive, Lottie, etc.