Senior Software Engineer, Front-End

Who we are At CarGurus (NASDAQ: CARG), our mission is to give people the power to reach their destination. We started as a small team of developers determined to bring trust and transparency to car shopping. Since then, our history of innovation and go-to-market acceleration has driven industry-leading growth. In fact, we’re the largest and fastest-growing automotive marketplace, and we’ve been profitable for over 15 years. What we do The market is evolving, and we are too, moving the entire automotive journey online and guiding our customers through every step. That includes everything from the sale of an old car to the financing, purchase, and delivery of a new one. Today, tens of millions of consumers visit CarGurus.com each month, and ~30,000 dealerships use our products. But they're not the only ones who love CarGurus—our employees do, too. We have a people-first culture that fosters kindness, collaboration, and innovation, and empowers our Gurus with tools to fuel their career growth. Disrupting a trillion-dollar industry requires fresh and diverse perspectives. Come join us for the ride! Role overview The International team is seeking a talented and driven Senior Software Engineer to join CarGurus’ new Dublin office, work on exciting product initiatives for our Canadian and UK markets, and play a key role in establishing the office’s culture. In this frontend-focused role, you’ll take primary ownership of building engaging, high-quality experiences for our dealer-facing products while also contributing to full-stack features. We are looking for candidates who are able to learn and adapt quickly, and collaborate with other engineers to deliver solutions. Some examples of potential project opportunities: Building intuitive, high-quality frontend experiences for international dealer products Building new, full-stack features for dealer products from the ground up Integrating with existing services and expanding functionality using React, TypeScript, and Java As an engineer on this team, you will drive projects from conception to completion, working closely with other engineers and product partners to deliver impactful solutions for the international business. No need to be a car expert—we’re more interested in your passion for engineering and your ability to innovate! What you'll do Design, develop, and maintain high-quality, scalable frontend experiences for our international dealer products using React and Typescript. Collaborate closely with product managers, designers, and other engineers across the organization to deliver and iterate on high-quality software solutions for our Canadian and UK markets. Contribute to technical design discussions and architectural decisions. Own frontend services from ideation through deployment and ongoing maintenance in production environments. Ensure systems are secure, maintainable, and highly available, following best practices in performance optimization and code quality. Troubleshoot and resolve complex production issues, using observability tools to understand system health and performance. Mentor junior engineers, provide high-quality code review guidance, and contribute to establishing the team processes and engineering standards for the new Dublin office. What you'll bring 5+ years of experience in front-end software development. Solid, production-grade experience building dynamic, responsive user interfaces using React and TypeScript. Experience with server-side TypeScript (especially Remix, though Next.js or Express are also great additions). Excellent problem-solving, communication, and collaboration skills with the ability to move quickly and thrive in an iterative, fast-paced environment. Familiarity designing and building RESTful APIs, microservices, and distributed systems. Experience with GraphQL. Understanding of CI/CD pipelines, automated testing, monitoring, and production service management. Eagerness to learn and expand your capabilities through leading and owning…