Founding Engineer (Frontend)

Momentic

San Francisco, California, United States permanent

Posted: November 15, 2025

Job Description

At Momentic, we’re building the future of quality.

We’re building the the all-in-one quality platform powered by state of the art agents to help our customers ensure quality at every stage of the SDLC. We’re back by Y Combinator, AI Grant, and General Catalyst.

Top engineering teams at companies like Notion, Bilt, Quora, and Xero use Momentic to ship high quality product. Millions of Momentic tests are executed every single day.

Our product has a very large problem space so there’s a ton of stuff to build and take ownership of - we’d be excited to get your help as we're hiring several extremely talented software engineers across the stack.

The product

• We’re building the AI-native automated testing platform

• Our product is incredibly sticky. Our customers run us on every pull request and merge and before each deploy as quality gates

• Our product is leagues ahead of competitors and the status quo today (think Selenium/Cypress/Playwright)

• Check out the demo video on our website

About us

• We’re a lean team of 9 (ex Robinhood, Retool, WeWork, Qualtrics, Assembled)

• Located in-person San Francisco (650 5th St.)

• Recent Series A raise of $15M led by Standard Capital, with participation from existing investors - Y Combinator, FCVC, and Transpose Platform.

You’re perfect for this role if…

• You enjoy solving hard problems that have both product and technical ambiguity

• You have strong engineering fundamentals, code efficiently, and you know what you're great at and what you're less great at

• You dislike meetings and would much rather focus your time on building, being productive, and shipping code

• You thrive when you have autonomy, own as many of the details as possible, and project manage your own work

• You're in SF or you're willing to relocate, you love working in-person, and you're serious about joining us to build a culture we'll all love

Must-have qualifications

• 3+ years of professional software engineering experience.

• Hands-on and extensive TypeScript proficiency

• Proficiency with React.

• Have great written and verbal communication.

Nice to have

• Proficiency with Next.js.

• Proficiency with PostgreSQL and at least one cloud service provider for backend.

• Experience building AI products

• Experience building developer tools

• Experience working with browser internals like Chrome DevTools Protocol

Sponsorship

• We can't sponsor or transfer H1B visas at this time.

• We can't sponsor Green Cards (through I-140) at this time.

• We can sponsor TN Visas.

Our stack

• React

• TypeScript

• Next.js

• Node.js

• PostgreSQL

• Google Cloud

• Kubernetes

Benefits

• Unlimited supply of sparkling water

• Medical, Vision, Dental insurance

• 401K

• Unlimited PTO

• Fun team offsites and events - we went to French Laundry this year!

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