Full-Stack Engineer
Skills
About the role
About HappyRobot
HappyRobot is the AI-native operating system for the real economy—a system that closes the circuit between intelligence and action. By combining real-time truth, specialized AI workers, and an orchestrating intelligence, we help enterprises run complex, mission-critical operations with true autonomy.
Our AI OS compounds knowledge, optimizes at every level, and evolves over time. We’re starting with supply chain and industrial-scale operations, where resilience, speed, and continuous improvement matter most—freeing humans to focus on strategy, creativity, and other high-value tasks.
You can learn more about our vision in our Manifesto.HappyRobot has raised $62M to date, including our most recent $44M Series B in September 2025. Our investors include Y Combinator (YC), Andreessen Horowitz (a16z), and Base10—partners who believe in our mission to redefine how enterprises operate. We’re channeling this investment into building a world-class team: people with relentless drive, sharp problem-solving skills, and the passion to push limits in a fast-paced, high-intensity environment. If this resonates, you belong at HappyRobot.
About The Role
As a Full Stack Engineer, you will own parts of the platform and infra, shipping daily to scale and optimize for rapid growth.
Tech Profile
Strong generalist - great at Front-End.
React & Typescript
You will build entire sections of the product, including the web app.
You will assist with the optimization of the voice AI infrastructure.
Must Have
Good design / front-end style.
Excellent communication skills and the ability to explain technical concepts clearly.
Passion for AI-driven technologies
Founder Mindset: Hard work + independence + Ownership
Why join us?
Opportunity to work at a high-growth AI startup, backed by top investors.
Rapidly growing and backed by top investors including a16z, Y Combinator, and Base10.
Ownership & Autonomy - Take full ownership of projects and ship fast.
Top-Tier Compensation - Competitive salary + equity in a high-growth startup.
Comprehensive Benefits - Healthcare, dental, vision coverage.
Work With the Best - Join a world-class team of engineers and builders.
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