Senior Product Engineer (Backend) - NYC

About Sequence

We care deeply about the quality of the product we're building. We're looking for engineers who are ambitious and take ownership end-to-end: from identifying what to build, through shipping, to making sure it works for real customers.

What you'll be doing

• AI-powered approval workflows: Flexible routing that customers configure in natural language, turning that into deterministic, auditable business logic.
• An intelligent collections agent: Autonomous workflow for chasing late payments.
• Selling infrastructure: Rearchitecting our billing pipeline for an order of magnitude more throughput.
• Role-based access controls: Designing a flexible RBAC model that handles resources across every API endpoint and UI surface.
• Watchtower: Our command center for AI agents, including building the first agent - a contract intake system that extracts customer and pricing information from uploaded or emailed contracts.
• E-signature experience: Fully integrated e-signature experience for quotes, including embedded authentication and branded emails.

What our newest hires have shipped

• Watchtower: Command center for AI agents.
• E-signature experience: Seamless signing experience for quotes.
• Role-based access controls: Flexible RBAC model for different company structures.

Nice to have

• Deep relational database expertise: Complex queries and performance optimization.

What we offer

• Salary: $210,000 - $230,000
• Equity: Meaningful share options
• 20 days vacation plus national holidays
• Competitive healthcare and 401K
• Visa sponsorship available