Machine Learning Engineer
Superhuman Platform, Hub - San Francisco +1
- Pay
- $250K – $385K
- Work type
- Hybrid
- Level
- Not stated
- Area
- ML / AI engineering
- Posted
- Sep 28, 2026
About the role
Superhuman offers a dynamic hybrid working model for this role. This flexible approach gives team members the best of both worlds: plenty of focus time along with in-person collaboration that helps foster trust, innovation, and a strong team culture.
ABOUT SUPERHUMAN
Grammarly is now part of Superhuman, 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 http://superhuman.com and about our values here.
THE OPPORTUNITY
We are building a platform for AI Agents to come together and solve arbitrarily complex tasks, leveraging Superhuman ubiquitous UI. As a Machine Learning Engineer on this team, you will be at the heart of our company's transformation.
- Shape the Future of Productivity: Play a pivotal role in evolving Grammarly from a beloved writing assistant into an indispensable, AI-native productivity suite for enterprises.
- Build a Groundbreaking AI Agent Platform: Spearhead the development of a new platform where multiple AI agents collaborate to solve complex user problems. You will be responsible for the core orchestration, routing, and planning systems.
- Own Critical ML Systems: Develop and deploy sophisticated ML models for core product experiences, including search ranking and proactive suggestions that anticipate user needs.
- Integrate Cutting-Edge AI: Work at the forefront of the AI landscape, building ML components that integrate with the latest and most powerful models to create magical user experiences.
- Thrive in a High-Impact Environment: Join a foundational team where you will operate with a high degree of autonomy and product sense in a fast-paced, ambiguous environment.
- Ship Your Work Fast: Move quickly from idea to impact. We have no red tape or endless approvals—just a focus on making meaningful contributions to a platform used by millions.
What You'll Work On
- The core orchestration. Users connect many apps and agents, and their requests can take many steps. Some steps run in the background while nobody is watching. You'll own how the agent plans the work, picks the right agent or tool for each step, and sees long tasks through to the end.
- Memory and action. You'll keep long conversations useful, and decide what the agent should remember about a user. The agent also takes actions for users, and you'll widen what it can do while keeping the user in control.
- Search and proactive suggestions. The answer is often spread across a user's email, messages and documents. You'll build the ML models that find it and rank it. You'll also build the suggestions that point out what matters before the user asks.
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Listed on Superhuman Platform's Ashby job board; checked 25 h ago. First seen by us 27 h ago. Being listed doesn't mean the team is actively interviewing. We found this board in a public directory and haven't yet confirmed it against the company's own careers page.