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Squarespace // creative tools for designing websites
Engineering, Full Time    New York City    Posted: Saturday, May 29, 2021
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The Traffic Infrastructure team is looking for a technical manager to guide the team through an expansion of the Squarespace edge infrastructure. Squarespace's infrastructure serves requests for the millions of websites hosted on the platform. The Traffic team makes sure those requests arrive at the correct backend safely, securely, & quickly. This includes TLS termination & certificate renewal, application firewalls, response caches (Varnish), CDNs, L7 application load balancing, service to service communication through a Service Mesh based on Envoy Proxy, & Squarespace's external DNS providers. 

We firmly believe in the SRE philosophy of applying software engineering methodologies to operational tasks. We communicate with Service Level Objectives & take a data-driven approach to planning to prioritize work with user impact. We operate multiple physical data centers & leverage this fact to our advantage with the ability to control every part of the entire stack. Traffic is a remote-first team with members who work full-time from remote locations & members who frequently work from home. You will report to an Engineering Manager in NYC.


  • Build a safe, happy, & healthy environment within the team
  • Build quarterly & yearly roadmaps with input from teams that both work with & depend on Traffic infrastructure.
  • Write high-quality & performant code that serves millions of websites securely, quickly, & reliably to the public internet & to Squarespace's global customer base.
  • Provide regular feedback on technical direct, career growth, areas for improvement, & praise as appropriate.
  • Share our on-call rotation & empathize with engineers working on complex problems in real-time across our high-traffic software systems.


  • 2+ years of experience leading technical projects to completion, while maintaining a culture of psychological safety on the executing teams.
  • 3+ years of experience building large-scale software & distributed systems in *nix environments & with technologies that run the internet such as TLS, HTTP (1/1.1, 2, QUIC/3), TCP,UDP, IP, anycast, multicast, & unicast routing.
  • Experience with Envoy, Linux containers, Kubernetes, Prometheus, or other CNCF software is a big plus. Experience with edge load balancing, Envoy, HAProxy, or other open source load balancers.

About Squarespace

Squarespace makes beautiful products to help people with creative ideas succeed. By blending elegant design & sophisticated engineering, we empower millions of people from individuals & local artists to entrepreneurs shaping the world's most iconic businesses to share their stories with the world. Squarespace's team of more than 1,200 is headquartered in downtown New York City, with offices in Dublin, Los Angeles & Portland. For more information, visit

Benefits & Perks

  • Health insurance with 100% premium covered for you & your dependent children
  • Flexible vacation & paid time off
  • Up to 20 weeks of paid family leave
  • Equity plan for all employees
  • Retirement benefits with employer match
  • Fertility & adoption benefits
  • Free lunch & snacks at all offices
  • Education reimbursement
  • Dog-friendly workplace in New York office
  • Commuter benefit in the form of reduced tax (Ireland) & pretax (US)

Today, more than a million people around the globe use Squarespace to share different perspectives & experiences with the world. Not only do we embrace & celebrate the diversity of our customer base, but we also strive for the same in our employees. At Squarespace, we are committed to equal employment opportunity regardless of race, color, ethnicity, ancestry, religion, national origin, gender, sex, gender identity or expression, sexual orientation, age, citizenship, marital or parental status, disability, veteran status, or other class protected by applicable law. We are proud to be an equal opportunity workplace.

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