Founding Engineer - Baton AI

Praxis, Inc.; San Francisco (CA); On-site; USD 150,000 - 210,000; Full time

Job summary

Baton AI in San Francisco, CA is seeking a founding engineer to build core systems for its enterprise automation platform. You will own key parts of the full-stack, APIs, and AI-driven automation, working closely with the founding team to define the technical roadmap.

Required are 3+ years in full-stack engineering with React/NextJS and Node.js, plus an interest in rich-text editors and AI-powered workflows. This in-person role offers early equity and a high-growth environment.

Qualifications

• 3+ years of full-stack engineering experience.
• Proficiency with React/NextJS and Node.js.
• Experience building rich-text editors or Notion-like editors.
• Interest in AI/LLM-powered apps and workflow automation.

Responsibilities

• Own core systems – design and build parts of the web app, API, and automation platform.
• Work on cutting-edge tech – AI agents, prompts, eval, monitoring, APIs, browser automation.
• Shape the product – collaborate with early customers and the team on the technical roadmap.

Skills

React

Next.js

Node.js

Python

Elixir

UI/UX mindset

Problem solving

In-person collab

AI/LLM apps

Tools

Rich-text editors (Notion-like)

Job description

Founding Engineer – Baton AI

Location: San Francisco, CA (In-Person)

Experience Level: 3+ years (Full-Stack Engineering)

About Baton AI

Baton AI (getbaton.ai) is building the enterprise automation platform for cross-application workflows. We’re starting by helping solutions engineering and implementation teams at software companies automate customer onboarding and product setup - enabling them to deliver value faster and at scale. This is just our first wedge toward a broader vision of enterprise-wide, AI-powered automation.

We’re backed by tier-1 VCs and growing fast. Looking for ambitious builders who move fast, take ownership, and want to help define the future of AI automation.

What You’ll Do

• Own core systems – Design and build key parts of our full-stack web application, API infrastructure, and AI-driven automation platform.

• Work on cutting-edge tech – Work on complex technical challenges involving AI agents, prompt engineering, eval, monitoring, API, and browser automation.

• Shape the product – Collaborate with early customers and the founding team to define our technical roadmap and deliver features that create real impact.

• Move fast, learn fast – Prototype, experiment, and ship quickly in a high-trust, low-bureaucracy environment.

What We’re Looking For

• 3+ years of full-stack engineering experience and love working with React and Typescript.

• Proficiency in modern web application development – React/NextJS and Node.js. Understanding of Python and Elixir/functional programming is a plus.

• Experience building rich-text editors (think Notion) or excited to take on that challenge.

• Experience (or strong interest) in building AI/LLM-powered apps and workflow automation tools.

• A product-minded engineer who cares about clean code and great UX.

• Problem-solver who thrives on breaking down ambiguity and delivering fast.

• Excited to work in person with us in San Francisco.

Why Join Us?

• Founding team impact – Help define our culture, product, and technology from the ground up.

• Customer-first ownership – See your work used and loved by real users from day one.

• Competitive pay & early equity – Be rewarded for the value you create as we grow.

• Work on real AI automation – Build a platform that solves meaningful problems with cutting-edge AI and automation.

• In-person (hybrid) collaboration – We believe the best teams build faster together. We work in person in San Francisco.

Ready to build the future with us? Let’s talk.