Principal Backend Engineer

HubSpot is hiring a Principal Backend Engineer to join our fully remote team in the United States. As a Principal Backend Engineer, you'll design, build, and ship reliable software that scales to millions of users. This is a full-time, work-from-home role open to candidates across the US (Remote — Anywhere in the US). About the role You'll design, build, and ship reliable software that scales to millions of users, 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: • Collaborate with product and design on new initiatives • Develop, test, and maintain features across the stack • Write clean, well-tested, and documented code • Improve performance, reliability, and developer experience • Review pull requests and mentor teammates What we offer: • 401(k) retirement plan with company match • Flexible working hours across US time zones • 100% remote, work-from-anywhere-in-the-US culture • Paid parental leave • Annual learning and professional development budget 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 • US work authorization • Experience with version control and CI/CD • Solid understanding of data structures, APIs, and databases • Proficiency in one or more modern languages (TypeScript, Go, Python, or Java) Nice to have: • Familiarity with modern collaboration tools (Slack, Notion, Linear) • A growth mindset and eagerness to keep learning