Principal Software Engineer, Algorithmic Traffic Acquisition

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
As a Principal Software Engineer on the Algorithmic Traffic Acquisition team, you'll be part of a high-performing team responsible for managing millions of dollars of spend that brings over 40 million visitors a month to CarGurus. As a member of Team Content, you'll fuel our network of ads, finding ways to drive efficiency and expand our reach.
What you'll do

• Work closely with product managers and other engineers to identify opportunities and drive initiatives for improving our ad reach and efficiency
• Participate in regular meetings with our ad partners (e.g. Google, MSN, Meta) to provide technical insight and guidance
• Build, maintain, and improve highly performant systems written with clean, well-tested code
• Maintain an internal UI for managing our ad program
• Provide technical leadership across ATA, refining to our overall approach to design and architecture and setting standards for the team to follow
• Mentor junior engineers, helping them to improve by consistently providing thoughtful feedback and technical advice

What you'll bring

• Proficiency in Kotlin (preferred), Java, or C#
• Experience writing efficient queries in SQL and tuning database performance
• Experience working in a Continuous Integration/Continuous Deployment (CI/CD) environment with daily code deploys
• Self-starter who proactively seeks out new opportunities to leverage our ad partners' offerings
• Excellent communicator comfortable working closely with less technical stakeholders
• Experience with noSQL databases (Snowflake, Redis) is a plus
• Experience in Terraform/AWS is a plus
• Experience in React is a plus

Working at CarGurus
We reward our Gurus' curiosity and passion with best-in-class benefits and compensation, including equity for all employees, both when they start and as they continue to grow with us. Our career development and corporate giving programs, as well as our employee resource groups (ERGs) and communities, help people build connections while making an impact in personally meaningful ways. A flexible hybrid model and robust time off policies encourage work-life balance and individual well-being. Thoughtful perks like daily free lunch, a new car discount, meditation and fitness apps, commuting cost coverage, and more help our people create space for what matters most in their personal and professional lives.
We welcome all
CarGurus strives to be a place to which people can bring the ultimate expression of themselves and their potential-starting with our hiring process. We do not discriminate based on race, color, religion, national origin, age, sex, marital status, ancestry, physical or mental disability, veteran status, gender identity, or sexual orientation. We foster an inclusive environment that values people for their skills, experiences, and unique perspectives. That's why we hope you'll apply even if you don't check every box listed in the job description. We also encourage you to tell your recruiter if you require accommodations to participate in our hiring process due to a disability so we can provide the appropriate support. We want to know what only you can bring to CarGurus. #LI-Hybrid