Senior Principal Software Development Engineer, Consumer AI Architect
CarGurus · Boston, Massachusetts, United States
Posted 29 days ago
or apply directly on CarGurus's site. We never take the application ourselves.
Is this posting real?
- This role has been open
- 29 days CarGurus's roles stay open a median of 45 days
- Reposted
- No
- Salary listed
- No 0% of CarGurus's roles list one
- Ghost-job risk at CarGurus
- high 34 stale, 0 reposted of 54 open
- Hiring momentum
- 69 roles opened in the last 90 days ↑ up vs. the prior 90 days
- Last confirmed on the employer's board
- 2026-09-17
Measured from postings appearing on and disappearing from CarGurus's own greenhouse board since 2026-08-03. Full hiring picture for CarGurus.
About this role
As a Senior Principal Software Development Engineer at CarGurus, you will design, build, and deploy consumer-facing AI experiences for millions of users. This role involves mentoring engineers, setting technical direction, and collaborating with cross-functional teams to drive high-visibility AI initiatives from concept to production. You will also evaluate AI frameworks and guide the adoption of best practices in agentic programming across the department.
- benefits
- 5/5
- freshness
- 4/5
- career value
- 5/5
- role clarity
- 5/5
- pay transparency
- 0/5
Scored from the posting itself — how clearly the role is described, how much it says about pay and benefits, and how recently it was listed. Not a judgement of CarGurus as an employer.
What you need
- 10+ years of experience architecting resilient, scalable systems
- Extensive experience designing, implementing, and deploying consumer-facing AI experiences in production
- Hands-on experience with LangChain, LangGraph, and LangFuse in Python
- Broad knowledge of the AI framework and tooling landscape beyond Python
- Hands-on full stack experience building performant applications across frontend, backend, and infrastructure layers
- Experience building APIs and REST services in Java and UX applications in React preferred
Nice to have
- Experience working within the AWS ecosystem
- Experience with agentic programming and multi-agent workflows
What you get
- Equity for all employees
- Career development programs
- Corporate giving programs
- Employee resource groups (ERGs)
- Flexible hybrid model
- Robust time off policies
Worth weighing
- No specific salary details for non-sales roles
- In-person interviews may be required for Boston and Dublin positions
- Travel expenses for in-person interviews are the candidate's responsibility
Summarised from CarGurus's posting. Read the full original.
Listed by CarGurus on their greenhouse job board, last confirmed open on 2026-09-17. PitchMeAI is not the employer.
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