Senior Software Development Engineer

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 Development Engineer to join CarGurus' new Dublin office and work on exciting product initiatives for our Canadian and UK markets and play a key role in establishing the office’s culture. In this role, you’ll be responsible for the full software development lifecycle – across both the frontend and backend – collaborating with Engineering and Product peers to design innovative solutions and tackle complex challenges for our dealer-facing products. 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 new, full-stack features for dealer products from the ground up Integrating with existing services and expanding functionality using React, TypeScript, and Java Designing and implementing integrations with third-party APIs and partners Modernizing and implementing current systems to leverage cloud technologies like AWS 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 scalable full-stack features and APIs using Java, React, and TypeScript that support our international dealer products. 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 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 full-stack software development. Deep expertise in Java (Spring Boot, Hibernate, or similar frameworks). Solid, production-grade experience building dynamic, responsive user interfaces using React and TypeScript. Experience designing and building RESTful APIs, microservices, and distributed systems. Experience with GraphQL. Strong knowledge of databases (SQL and NoSQL), caching, and data structures. Familiarity with cloud platforms such as AWS, GCP, or Azure, and some experience with containerizati ... (truncated, view full listing at source)