Software Engineer, Full-Stack San Francisco; Hybrid

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.

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 work spaces, 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

To achieve our ambitious goals, we’re looking for Full‑Stack Software Engineers to join our engineering teams. As a Full‑Stack Engineer at Superhuman, you will play a critical role in building core parts of the Superhuman product offering, infrastructure, and features to help 40 million users write more clearly and effectively every day. You’ll have the opportunity to work across both Front‑End and Back‑End, contributing to highly visible, impactful projects.

Superhuman engineers and researchers have the freedom to innovate and uncover breakthroughs—and, in turn, influence our product roadmap.

The complexity of our technical challenges is growing rapidly as we scale our interfaces, algorithms, and infrastructure. You can hear more from our team on our technical blog.

Superhuman is growing rapidly. There are opportunities to join a team, learn from experienced peers, and build product offerings and teams from the ground up. Within our growing engineering organization, there is plenty of room for ownership and direct impact on users.

• Start building and pushing code in your first week and ship impactful features in your first few months.
• Build and support production services with high call rates on the Back‑End and develop rich user interfaces on the Front‑End.
• Target high availability for consumer and enterprise customers.
• Learn how to build infrastructure as code (IaC).
• Collaborate widely with internal teams such as Core, Growth, Enterprise, Trust, and Data to deliver delightful product offerings to our customers.
• Contribute to an engineering culture with a strong emphasis on documentation, testing, and user experience.
• Evaluate the systems and technology in place today while proposing systems and architecture that can scale for the future.
• Have the opportunity to mentor new hires.

• Brings at least three years of experience in Full‑Stack development.
• Displays excellent software engineering fundamentals, including knowledge of algorithms and data structures.
• Is ready to tackle infrastructure challenges when needed.
• Knows modern web client development and testing tools.
• Has experience building, deploying, and debugging production systems at scale.
• Demonstrates perseverance when faced with tough technical issues.
• Cares about the end‑user experience and strives to ensure high quality.
• Has a demonstrated ability to work independently with minimal guidance, proactively manages tasks and priorities across multiple projects, analyzes and executes work efficiently, collaborates effectively with cross‑functional teams, and thrives in fast‑paced, results‑driven environments.

Superhuman 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 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…