Senior Backend Engineer - AI Real-Time Systems (Remote)

Superhuman; United States; Hybrid; USD 140,000 - 190,000; Full time

Benefits offered by this job

Health care

PTO

Professional development budget

401(k) matching

Job summary

Superhuman is seeking a Senior Back-End Engineer on the Mail team for a remote-flexible role with Vancouver hybrid options. You will build real-time, high-throughput services powering AI agent orchestration and data pipelines, spanning across Go, Mail, Docs, and Enterprise surfaces.

You’ll shape the infrastructure, collaborate with ML/AI, Product, and Front-End teams, and mentor junior engineers. The role demands deep systems design, cloud experience, and a product-focused mindset in a rapidly

Qualifications

• 8+ years of backend development experience
• Experience building, deploying, and debugging production systems at scale
• Experience with cloud platforms (AWS, GCP, or Azure)
• Familiarity with AI coding tools (Copilot, Cursor, Claude Code)
• Experience with real-time systems or high-throughput APIs is a plus
• CI/CD and infrastructure as code
• Ability to work independently and manage priorities across multiple projects
• Strong product instincts and user focus

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 allow our systems to scale
• Work across the Superhuman product suite — Go, Mail, Docs, or Enterprise — depending on team fit
• Collaborate with ML/AI, Product, and Front-End engineers to ship AI-powered features end to end
• Build and evolve infrastructure as code, targeting high availability
• Contribute to an engineering culture with documentation, testing, and reliability
• Mentor and grow junior engineers

Skills

Backend development

Algorithms

Data structures

System design

Cloud platforms

CI/CD

Independent work

Cross-functional collaboration

Tools

AWS

Copilot

Cursor

Claude Code

Job description

Superhuman is seeking a Senior Back-End Engineer on the Mail team for a remote-flexible role with Vancouver hybrid options. You will build real-time, high-throughput services powering AI agent orchestration and data pipelines, spanning across Go, Mail, Docs, and Enterprise surfaces.

You’ll shape the infrastructure, collaborate with ML/AI, Product, and Front-End teams, and mentor junior engineers. The role demands deep systems design, cloud experience, and a product-focused mindset in a rapidly