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Senior Backend Engineer, Domains

Squarespace · Aveiro

Senior Backend Engineer, Domains is open at Squarespace in Aveiro. Posted on Jan 22, 2026, and still on Squarespace’s careers page when we last checked, on Nov 14, 2026.

About the role

, you will focus on high-scale architecture, performance, and long-term scalability, contributing to the end-to-end development of components that power millions of digital identities. You will report to the Engineering Team Manager in Aveiro, Portugal , working in a hybrid capacity (minimum of 3 days per week in-office). You'll Get To… Ship Scalable Code: Help scale our services to meet the demands of a global…

The opening lines of the posting. The rest is on Squarespace’s careers page.

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