Senior Back-End Engineer - AI-Driven Real-Time Platform

Superhuman; United States; On-site; USD 186,000 - 300,000; Full time

Benefits offered by this job

Health care

Insurance: disability & life

401(k) matching

Parental leave

Paid time off

Stipends

Professional development budget

Job summary

Superhuman is seeking a Back-End Engineer on the Mail team to build high-throughput services powering AI-powered workflows and real-time data pipelines. You’ll contribute to scalable core platform services and collaborate with ML/AI, Product, and Front-End teams to ship features end-to-end. This role offers remote-flexible work with hybrid options in major U.S.

hubs. You’ll mentor junior engineers, shape the architecture, and help ensure reliability, performance, and strong developer tooling

Qualifications

• 8+ years of experience in back-end development with strong fundamentals in algorithms, data structures, and system design.
• Experience building, deploying, and debugging production systems at scale.
• Experience with AWS or other cloud platforms (GCP, Azure).
• Fluency with AI coding tools (Copilot, Cursor, Claude Code, etc.) and a viewpoint on how they change software development.
• Experience with real-time systems, event-driven architectures, or high-throughput API design is a plus.
• Deep understanding of CI/CD and infrastructure as code.
• Demonstrated ability to work independently and collaborate with cross-functional teams.
• Strong product instincts and balance between speed and reliability.

Responsibilities

• Build and operate high-throughput production services that power AI agent orchestration, connector integrations, and real-time data pipelines.
• Design and build core platform services to enable scalable systems.
• Work across the Superhuman product suite—Go, Mail, Docs, or Enterprise—depending on team needs.
• Collaborate with ML/AI, Product, and Front-End engineers to ship AI-powered features end-to-end.
• Build and evolve infrastructure as code for high availability for consumer and enterprise customers.
• Contribute to an engineering culture with emphasis on documentation, testing, and reliability.
• Mentor and grow junior engineers on the team.

Skills

Back-end development

Algorithms & data structures

System design

CI/CD & IaC

Cloud platforms (AWS)

Real-time / high-throughput APIs

Independent work & cross-functional

AI tooling awareness

Tools

AWS

Copilot

Cursor

Claude Code

Job description

Superhuman is seeking a Back-End Engineer on the Mail team to build high-throughput services powering AI-powered workflows and real-time data pipelines. You’ll contribute to scalable core platform services and collaborate with ML/AI, Product, and Front-End teams to ship features end-to-end. This role offers remote-flexible work with hybrid options in major U.S.

hubs. You’ll mentor junior engineers, shape the architecture, and help ensure reliability, performance, and strong developer tooling