Jobs / United States / Cargurus INC
Senior Principal Software Development Engineer, Consumer AI Architect
Cargurus INC · 🇺🇸 Boston, Massachusetts, United States
Sponsorship verdict
Sponsorship possible
One solid signal, not two — worth applying, and worth asking about sponsorship early.
- Employer is on a government sponsor recordThe US Department of Labor certified 20 H-1B/E-3 labor condition applications for this employer between Oct 2025 and Jun 2026 (latest May 2026) — the step every H-1B hire needs first. USCIS also records 13 H-1B approvals in FY2023. Source: LCA disclosure data (US Department of Labor (OFLC)).
- The posting doesn’t mention sponsorshipSilence isn’t a refusal — ask the recruiter before investing much time.
- No salary bar for this routeH-1B has no fixed salary bar: the employer must pay at least the prevailing wage for the role and area. Cap-subject employers enter a lottery weighted by wage level. Source: https://www.federalregister.gov/documents/2025/12/29/2025-23853/weighted-selection-process-for-registrants-and-petitioners-seeking-to-file-cap-subject-h-1b, rules effective 2026-02-27.
- What Cargurus INC paid sponsored hires in similar roles11 certified filings for “Senior Software Development Engineer” (Software Developers) in MA: $150k–$193k, median $173k. Most were filed at wage level III (36%) — 3 lottery entries, ≈46% projected selection odds for cap-subject employers. Source: US Department of Labor LCA disclosure data (Oct 2025 – Jun 2026).
- Confirmed live todayWhen a source last listed this job as open.
US H-1B: cap-subject employers enter a lottery weighted by wage level — Level I gets 1 entry, Level IV gets 4 (DHS projected selection odds ≈15% at Level I to ≈61% at Level IV). Universities and non-profit research employers are cap-exempt. The $100,000 fee for new petitions from abroad is currently blocked by a court order (appeal pending).
A verdict summarises public evidence; it is not legal advice and never a guarantee — the employer and the immigration authority decide. Sign in to factor in where you can already work.
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Sponsor Radar — Cargurus INC
The US Department of Labor certified 20 H-1B/E-3 labor condition applications for this employer between Oct 2025 and Jun 2026 (latest May 2026) — the step every H-1B hire needs first. USCIS also records 13 H-1B approvals in FY2023. Source: LCA disclosure data (US Department of Labor (OFLC)).
Past sponsorship or register membership never guarantees sponsorship for this vacancy or for you. Full Sponsor Radar for Cargurus INC →
About the role
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 CarGurus is hiring for a Senior Principal Software Engineer in our Consumer Commerce department – the group responsible for our highest trafficked pages and products. Our mission is to deliver comprehensive, accurate, and engaging vehicle information, fostering trust and driving informed and high-intent consumer decisions, while upholding CarGurus’ standards for innovation, user-centricity, and technical excellence. In this role, you’ll contribute to high‑visibility parts of our site, introduce AI to our consumer experiences, and collaborate closely with partners in Product, UX, and Analytics. This is a fast-moving, impact-oriented environment where you will set technical direction across the department, mentor engineers, and drive high-visibility AI initiatives from concept to production at scale. What you'll do • Design, build, and deploy consumer-facing experiences end-to-end to 45 million monthly visitors, from the data and model layer through to the user-facing product, being hands-on and actively participating in the implementation of select initiatives • Serve as a go-to AI expert and advisor for all Consumer AI projects, providing technical guidance on architecture, design, and implementation choices • Guide the platform and infrastructure decisions underpinning AI deployments, including storage, memory, request handling and load, evaluation pipelines, observability and analytics • Evaluate the broader AI framework and tooling landscape, independent of any single language or ecosystem, and guide teams toward the right approach for a given problem; develop proof-of-concepts to validate AI approaches and clearly explain the trade-offs between different technologies • Build and operate systems using LangChain, LangGraph, and Langfuse in Python to develop, orchestrate, and evaluate agentic and LLM-based applications in production • Drive the department's adoption of fully agentic programming, defining the patterns, tooling, and best practices engineers follow when building agentic systems • Partner with engineering leadership, product, and data teams to shape phased platform guidelines and roadmaps for consumer initiatives • Mentor engineers across teams on system design, evaluation methodology, and operational best practices • Conduct workshops and produce documentation on AI development, deployment, monitoring, and support practices across multiple teams • Document architectural decisions in Architecture Decision Records (ADRs) and share findings and best practices across teams What you'll bring • 10+ years of experience architecting resilient, scalable systems and leading technical direction across mu