Superhuman is hiring a Backend Engineer for the Mail team in Canada. You will help scale AI-driven backend systems that power calendar, scheduling, and real-time data pipelines across desktop, web, and mobile clients. You’ll work with Go, Postgres, Kubernetes, and AWS to deliver high-availability services. The role emphasizes collaboration with ML/AI, Product, and Front-End teams, plus documentation and reliability in a rapid-paced, remote environment.