Note: The job is a remote job and is open to candidates in USA. Superhuman is hiring an AI Engineer for its Mail team to build the platform behind its intelligent, agentic experiences. The role focuses on developing agentic workflows, personalization, evaluation systems, and model-selection capabilities that support AI features across Superhuman.

Responsibilities

• Build and evolve Superhuman Mail’s MCP: new tools, new standards, and new ways for agents to deliver value to end users
• Design and ship agentic workflows and personalization features at scale
• Build evaluation systems that measure quality and catch regressions as prompts, models, and tools change
• Help choose the right models for each task and keep exploring new ones
• Partner with teams across Superhuman to give them the AI building blocks they need
• Ship 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 it

Skills

• 4-6+ 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 loops
• Experience building evals to measure and improve LLM quality
• Familiarity with MCP servers or tools, or eagerness to dive in
• Working ML knowledge to reason about model selection and tradeoffs. We're looking for builders, not researchers
• Comfortable with ambiguity and quick changes in direction
• An AI enthusiast who uses AI to boost your own productivity and your team's impact
• Strong ownership, a bias to action, and a growth mindset

Benefits

• Remote-flexible working model for this particular role on the Mail team, with flexibility to work from wherever team members are based.
• For those based in San Francisco, New York City, or Seattle, a hybrid setup is also available.
• Excellent health care, including medical, dental, vision, mental health, and fertility benefits.
• Disability and life insurance options.
• 401(k) and RRSP matching.
• Paid parental leave.
• 20 days of paid time off per year, 12 days of paid holidays per year, two floating holidays per year, and flexible sick time.
• Generous stipends, including those for caregiving, pet care, wellness, your home office, and more.
• Annual professional development budget and opportunities.

Company Overview

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