Principal Machine Learning Engineer, Experimentation

HubSpot is hiring a Principal Machine Learning Engineer, Experimentation to join our fully remote team in the United States. As a Principal Machine Learning Engineer, Experimentation, you'll turn data into insights and intelligent products. This is a full-time, work-from-home role open to candidates across the US (Remote — US (West Coast)). About the role You'll turn data into insights and intelligent products, partnering with a friendly, distributed team across US time zones. We care about outcomes over hours and give you the autonomy, tools, and support to do your best work from home. What you'll do: • Partner with stakeholders to define metrics • Build and validate models and dashboards • Analyze large datasets to surface actionable insights • Communicate findings to technical and non-technical audiences • Maintain data pipelines and data quality What we offer: • Home office and wellness stipends • Generous paid time off and company holidays • 401(k) retirement plan with company match • Annual learning and professional development budget • Comprehensive medical, dental, and vision coverage How we work We're remote-first and async-friendly. Expect clear documentation, regular feedback, supportive teammates, and real opportunities to grow your career. HubSpot is proud to be an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for everyone.

Minimum qualifications: • 7+ years of experience, including leading teams or projects • Clear communication skills • Familiarity with cloud data warehouses • Understanding of statistics and experimentation • Strong SQL and Python (or R) Nice to have: • A track record of taking ownership and shipping independently • A growth mindset and eagerness to keep learning