One of the most tedious parts of software development is testing. The testing industry has long been plagued with archaic and fragmented software, with Selenium turning 20 years old this year.

By leveraging cutting-edge AI, we’re able to automate the most time-consuming tasks so engineers can focus on what matters, shipping features to customers. Engineers at companies like Chegg and Retool use Momentic to author E2E, UI, API, load, and a11y tests 10X faster.

Momentic is one of the fastest-growing startups to come out of the latest YC batch with strong traction. We’re generating revenue and are well-funded by some of the best investors in the Valley with years of runway.

As a founding engineer at Momentic, you will:

• Own the entire technical stack, from our foundational AI layer to the customer-facing web app.
• Speak with customers regularly to hear their feedback and support them.
• Be involved in roadmap prioritization and sequencing of our deliverables.
• Document everything as you go, and share knowledge with the team.

To succeed in this role, you’ll need:

• To be based in San Francisco and able to work regularly from our SoMa office.
• Practical experience building products powered by LLMs.
• Great written and verbal communication.
• To have a high sense of agency and accountability and can prioritize your work without much outside input.
• To be able to immerse yourself in unfamiliar topics and understand complex technical concepts to make informed decisions.
• Interest in AI and software testing tools tools.

We're at the cutting edge of applied AI. We utilize advanced techniques so our AI agents can accurately reason about and interact with any software application.

Our stack:

• TypeScript Next.js frontend with web sockets
• TypeScript Node.js Express backend with web sockets
• Auto-scaling Kubernetes infrastructure to handle arbitrary testing loads with 99.9% reliability
• A variety of LLM providers, including custom finetuned domain-specific models
• LLM tooling such as multi-provider routing, observability, and intelligent caching