Founding Fullstack Engineer – Building the Future of Browser Agents

Building the first end-to-end evaluation and training platform for web agents, enabling teams to test, benchmark, and optimize browser automation models at scale.
$150,000 - $225,000
Frontend
Staff Software Engineer
Remote
1 - 10 Employees
6+ years of experience
AI · Enterprise SaaS

Description For Founding Fullstack Engineer – Building the Future of Browser Agents

Foundry is revolutionizing the landscape of browser agents by building the first robust simulator, RL training environment, and evaluation platform specifically designed for browser automation. The company aims to address the current limitations where even the best browser agents from leading labs fail over 80% of real-world tasks.

As a Founding Fullstack Engineer, you'll be at the forefront of transforming browser agents from unstable research projects into robust enterprise solutions. The role combines technical expertise in fullstack development with the opportunity to work alongside ML and RL specialists from Scale AI. You'll be responsible for architecting scalable simulation systems, creating intuitive dashboards, and directly influencing the product's strategic direction.

The position requires 6+ years of experience and deep expertise in modern technologies including React, TypeScript, Node.js, and Python. You'll be working in a technically rigorous environment, tackling real-world challenges at the intersection of AI, ML, and RL. The compensation package includes a salary range of $150K-$225K plus equity (0.10%-1.50%).

Foundry's mission is particularly significant as 70% of software runs in browsers, yet APIs cover only a fraction of web interactions. By solving reliability challenges in browser automation, the company is positioning itself at the center of a transformative shift in the $20B+ automation market. This is an exceptional opportunity for someone who wants to shape the future of intelligent automation while working with cutting-edge technologies and an expert team.

Last updated 6 hours ago

Responsibilities For Founding Fullstack Engineer – Building the Future of Browser Agents

  • Develop scalable simulations and architect backend systems for browser interactions
  • Create actionable dashboards and intuitive interfaces for agent performance
  • Collaborate with ML and RL researchers on production systems
  • Influence product direction and strategic roadmap
  • Shape engineering culture and technology choices

Requirements For Founding Fullstack Engineer – Building the Future of Browser Agents

React
TypeScript
Node.js
Python
  • Proven ability to build and ship impactful, scalable products
  • Deep expertise in modern fullstack technologies
  • Strong experience managing cloud infrastructure
  • Experience with containerization tools
  • Genuine curiosity about AI, ML, and reinforcement learning

Benefits For Founding Fullstack Engineer – Building the Future of Browser Agents

Equity
  • Work with exceptional team of ML and RL experts from Scale AI
  • Rapid professional growth opportunities
  • Early entry into a $20B+ automation market
  • Significant ownership and impact

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