CarGurus

Principal Software Engineer focused on developer experience architecture, building platforms, tooling, and standards that improve productivity across the engineering organization. The role spans agentic development, identity and authentication, and cloud-native service foundations.

CarGurus is seeking a Principal Software Development Engineer to set the technical direction for large-scale recommendation systems serving millions of car shoppers. The role combines hands-on architecture and coding with personalization, ranking, machine learning productionization, and cross-functional technical leadership.

Senior Machine Learning Operations Engineer responsible for building and operating CarGurus’ cloud-hosted ML platform, production model-serving APIs, and data pipelines. The role partners with data scientists to deliver scalable predictive, multimodal, and agentic AI systems.

Join CarGurus as an Application Security Engineer I, helping secure applications, products, and cloud infrastructure while developing practical cybersecurity skills. You’ll collaborate with engineering and senior security teams on threat modeling, vulnerability remediation, scanning tools, and security controls.

Lead the technical direction of CarGurus’ high-traffic consumer products while driving production-grade AI and agentic application initiatives. You’ll remain hands-on across the full stack, guide architecture and platform decisions, and mentor engineers across multiple teams.

Join CarGurus’ Dublin-based International team as a Senior Frontend Software Engineer building high-quality dealer products for Canadian and UK markets. You’ll own frontend services, contribute to full-stack features, and help shape the culture and engineering standards of a new office.

Build and improve automated testing across CarGurus’ enterprise applications, helping ensure Salesforce integrations and business systems are stable and release-ready. This hands-on role combines QA strategy, test automation, troubleshooting, and cross-functional collaboration.

Join CarGurus’ new Dublin office as a Senior Software Development Engineer building full-stack dealer products for the Canadian and UK markets. You’ll own projects end to end using Java, React, TypeScript, cloud technologies, and modern distributed-system practices while helping shape the new team’s engineering culture.