Lead Backend Engineer, Infrastructure

Squarespace is hiring a Lead Backend Engineer, Infrastructure to join our fully remote team in the United States. As a Lead Backend Engineer, Infrastructure, 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 — US (West Coast)). 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: • Review pull requests and mentor teammates • Collaborate with product and design on new initiatives • Develop, test, and maintain features across the stack • Improve performance, reliability, and developer experience • Write clean, well-tested, and documented code What we offer: • Paid parental leave • Flexible working hours across US time zones • 100% remote, work-from-anywhere-in-the-US culture • Home office and wellness stipends • 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. Squarespace 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 • Proficiency in one or more modern languages (TypeScript, Go, Python, or Java) • Experience with version control and CI/CD • US work authorization • Solid understanding of data structures, APIs, and databases Nice to have: • A growth mindset and eagerness to keep learning • Experience in a fast-paced, high-growth environment