Squarespace
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Full Stack Engineer – Founding Engineer
Full-stack EngineerSoftware EngineerFull TimeRemoteTeam 1,001-5,000Since 2003H1B SponsorCompany SiteLinkedIn
Location
United States
Posted
24 days ago
Salary
$90 - $140 / hour
5 yrs expEnglishAWSAzureCloudGoogle Cloud PlatformPythonReactType Script
Job Description
• Design and build full-stack applications from the ground up across Python/TypeScript backends, React frontends, and cloud infrastructure
• Architect data pipelines, third-party integrations, and API-first systems that power products and client solutions
• Integrate AI/LLM capabilities into applications, working with models via APIs to deliver intelligent features
• Collaborate directly with clients to understand requirements, provide technical guidance, and deliver business value
• Own features end-to-end from initial design through deployment, monitoring, and iteration
• Establish engineering best practices and development workflows as a founding team member
Job Requirements
- Have 5+ years of professional experience building production platforms
- Have shipped products or features that users rely on and can navigate tradeoffs between speed and quality
- Are proficient in Python and TypeScript with experience building maintainable, scalable backends
- Have foundational skillset and understanding of modern frontend development (TypeScript/React)
- Are comfortable with cloud infrastructure (AWS, GCP, or Azure) configurations and deployments
- Have experience leveraging AI coding assistants like Cursor, Claude Code, and other LLM powered tools while maintaining high standards for code quality, architecture, and maintainability
- Have experience with data integrations and working with complex data flows
- Can work directly with clients, translating business needs into technical solutions and communicating clearly
- Embody high agency: you identify problems, propose solutions, and follow through independently
- Bonus: experience training or fine-tuning ML models, familiarity with multiple cloud platforms, or data engineering background
Benefits
- Competitive hourly rate ($90-140/hour) with path to full-time conversion (Competitive salary and 1st engineer equity)
- Full-time benefits include comprehensive health insurance and generous PTO
- Shape technical direction and engineering culture as the founding engineer
- Work directly with experienced founders on meaningful problems
- Fully remote with flexible schedule and trust to manage your own time
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