Senior Backend Engineer — AI-Powered Platform

Superhuman Labs, Inc.; San Francisco (CA); Hybrid; USD 164,000 - 284,000; Full time

Benefits offered by this job

Excellent health care

401(k) matching

Paid parental leave

PTO & holidays

Home office stipends

Job summary

Superhuman is seeking a Backend Engineer to build and operate high-throughput services powering AI agent orchestration across the Go, Mail, Docs, and Enterprise surface. You will design task schedulers, session history, and APIs that connect the AI engine to every product surface.

You will work with ML/AI, Product, and Front-End teams to ship AI-powered features end-to-end while maintaining reliability. The role emphasizes scalable real-time systems and strong documentation culture.

Qualifications

• 5+ years of experience in back-end development and system design.
• Experience building, deploying, and debugging production systems at scale.
• Experience with cloud platforms (AWS, GCP, Azure).
• Comfort working with AI-powered systems and backend services for AI products.
• Fluency with AI coding tools and a viewpoint on their impact on development.

Responsibilities

• Build and operate high-throughput production services powering AI agent orchestration and data pipelines.
• Design core platform services: task schedulers, session/history, APIs to connect AI engine to surfaces.
• Work across the product suite (Go, Mail, Docs, Enterprise) to fit team needs.
• Collaborate with ML/AI, Product, and Front-End engineers to ship AI-powered features end-to-end.
• Develop infrastructure as code with high availability for consumer and enterprise users.
• Contribute to a culture of documentation, testing, and reliability.
• Mentor and grow junior engineers.

Skills

Back-end development

System design

Independent work

Cross-functional collaboration

Product sense

Tools

AWS

GCP

Azure

Copilot

Cursor

Claude Code

Job description

Superhuman is seeking a Backend Engineer to build and operate high-throughput services powering AI agent orchestration across the Go, Mail, Docs, and Enterprise surface. You will design task schedulers, session history, and APIs that connect the AI engine to every product surface.

You will work with ML/AI, Product, and Front-End teams to ship AI-powered features end-to-end while maintaining reliability. The role emphasizes scalable real-time systems and strong documentation culture.