AI Engineer (Superhuman Mail) - US

Superhuman offers a remote-flexible working model for this particular role on the Mail team. This gives team members plenty of focus time and the flexibility to do their best work from wherever they’re based, while staying closely connected to a collaborative, tight-knit team culture. For those based in San Francisco, New York City, or Seattle, a hybrid setup is also available.About SuperhumanSuperhuman is the AI productivity platform on a mission to unlock the superhuman potential in everyone. The Superhuman suite of apps and agents brings AI wherever people work, integrating with over 1 million applications and websites. The company’s products include Grammarly’s writing assistance, Coda’s collaborative workspaces, Mail’s inbox management, and Go, the proactive AI assistant that understands context and delivers help automatically. Founded in 2009, Superhuman empowers over 40 million people, 50,000 organizations, and 3,000 educational institutions worldwide to eliminate busywork and focus on what matters. Learn more at superhuman.com and about our values here.The OpportunitySuperhuman is building the AI productivity platform that works everywhere people do, and Superhuman Mail is central to how people communicate and get work done. Today we are…The fastest email experience in the worldLoved and adored: see what our customers sayOn the Mail team, our AI Engineers build the platform behind our intelligent, agentic experiences, from the MCP layer that connects Superhuman to the tools people work in, to the personalization that makes the product feel like it knows you.This is engineering at the intersection of backend systems and applied AI. You’ll build the tools and standards that let agents take real action for users, and help teams across Superhuman ship AI features faster. We use many models, from OpenAI and Anthropic to open source, and a single feature like Ask AI can route across several depending on the task. You’ll help us find the best model for each job, no matter who built it.Superhuman’s engineers have the freedom to innovate and shape the product roadmap. You can hear more from our team on our technical blog.As an AI Engineer, you will:Build and evolve Superhuman Mail’s MCP: new tools, new standards, and new ways for agents to deliver value to end usersDesign and ship agentic workflows and personalization features at scaleBuild evaluation systems that measure quality and catch regressions as prompts, models, and tools changeHelp choose the right models for each task and keep exploring new onesPartner with teams across Superhuman to give them the AI building blocks they needShip quickly while learning, and adjust course as the industry shifts(ML-leaning variant) Help shape our modeling approach, including what data to collect and how to generate itTechnologies we use: Go, Postgres, Redis, Kubernetes, AWS, TurboPufferQualifications4-6+ years of software engineering experience with a strong backend foundation (Python or TypeScript is great, Go is a plus)Hands-on experience building and shipping LLM-powered features in production, such as agents or agentic loopsExperience building evals to measure and improve LLM qualityFamiliarity with MCP servers or tools, or eagerness to dive inWorking ML knowledge to reason about model selection and tradeoffs. We’re looking for builders, not researchersComfortable with ambiguity and quick changes in directionAn AI enthusiast who uses AI to boost your own productivity and your team’s impactStrong ownership, a bias to action, and a growth mindsetWe invite you to share your knowledge, experience, and goals with us to help us find the best team match for you. Tell us your superpower!Compensation and BenefitsSuperhuman offers all team members competitive pay along with a benefits package encompassing the following and more:Excellent health care (including a wide range of medical, dental, vision, mental health, and fertility benefits)Disability and life insurance options401(k) and RRSP matchingPaid parental leave20 days of paid time off per year, 12 days of paid holidays per year, two floating holidays per year, and flexible sick timeGenerous stipends (including those for caregiving, pet care, wellness, your home office, and more)Annual professional development budget and opportunitiesSuperhuman takes a market-based approach to compensation, which means base pay may vary depending on your location. Our US locations are categorized into two compensation zones based on proximity to our hub locations.Base pay may vary considerably depending on job-related knowledge, skills, and experience. The expected salary ranges for this position are outlined by compensation zone and may be modified in the future.We encourage you to applyAt Superhuman, we value our differences, and we encourage all—especially those whose identities are traditionally underrepresented in tech organizations—to apply. We do not discriminate on the basis of race, religion, color, gender expression or identity, sexual orientation, ancestry, national origin, citizenship, age, marital status, veteran status, disability status, political belief, or any other characteristic protected by law. Superhuman is an equal opportunity employer and a participant in the US federal E-Verify program (US). We also abide by the Employment Equity Act (Canada).Compensation Range: $154K - $257KLocationRemote - United States; Hub - New York; Hub - San Francisco; Hub - SeattleEmployment TypeFull timeLocation TypeRemoteDepartmentEngineering, Product, Design, and MarketingEngineeringCompensationEstimated Base Salary $154K – $257K • Offers Equity