Squarespace · 1 month ago
Senior Software Engineer, Acuity Backend
New York City
Full-time
Onsite
Mid, Senior Level
$128K/yr - $232K/yr
5+ years expSquarespace is a design-driven platform helping entrepreneurs build brands and businesses online. The Senior Software Engineer will develop features for Acuity Scheduling and write server-side code while collaborating with various teams to ensure high-quality software delivery.
Developer ToolsE-Commerce PlatformsPublishingSoftwareWeb Design
Responsibilities
Develop new features for Acuity Scheduling – a PHP, Go, and React application – with a focus on backend or full-stack contributions
Write server-side production code for our high-volume, highly available platform, develop rapid prototypes for new features, and drive our technical designs forward
Evolve the performance of our application as we build new services to support our growing architecture with an API-first mindset
Collaborate with other engineers, Product, Design, Analytics, and Customer Operations to understand the why of our work
Practice and mentor peers in disciplined software engineering, such as delivering high quality software with test automation, offering effective code reviews, and writing elegant, readable code
Qualification
Required
5+ years of large-scale software development experience in PHP, Go, Java, Python or other programming languages with strong object-oriented programming experience
A solid foundation in software engineering with competencies in data structures, algorithms, and software design best practices
An understanding of database schema design, object caching, and system scalability, including service-oriented architecture
A desire to lead projects and tackle challenges with an open mind for learning and sharing your ideas openly with your team
A degree in Computer Science or related or equivalent industry experience
Preferred
Experience in frontend development using React or a comparable JavaScript framework
Benefits
A choice between medical plans with an option for 100% covered premiums
Fertility and adoption benefits
Access to supplemental insurance plans for additional coverage
Headspace mindfulness app subscription
Global Employee Assistance Program
Retirement benefits with employer match
Flexible paid time off
20 weeks for parental leave and up to 12 weeks to care for an ill family member
Pretax commuter benefit
Education reimbursement
Employee donation match to community organizations
8 Global Employee Resource Groups (ERGs)
Dog-friendly workplace
Free lunch and snacks
Private rooftop
Hack week twice per year
Company
Squarespace
Squarespace is a website building and hosting platform that helps users create websites without needing advanced technical skills.
1001-5000 employees
H1B Sponsorship
Squarespace has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (29)
2024 (13)
2023 (11)
2022 (21)
2021 (36)
2020 (22)
Funding
Current Stage
Public CompanyTotal Funding
$578.5MKey Investors
General Atlantic
2024-05-13Acquired
2023-11-15Post Ipo Secondary
2021-05-19IPO
Leadership Team
Anthony Casalena
Founder & CEO
Nathan Gooden
Chief Financial Officer
Recent News
2026-01-07
2025-12-20
2025-12-08
Company data provided by crunchbase