AI-First Full Stack Engineer — Fast, Scalable UX + Equity

Mrbeastyoutube; San Mateo (CA); Hybrid; USD 155,000 - 194,000; Full time

Benefits offered by this job

Competitive Salary

Medical/Dental/Vision

Company Health Savings Account

401k with match

Flexible vacation

Tech package

Relocation assistance

Job summary

Beast Industries, a leading media and entertainment company behind MrBeast, is seeking a Full Stack Engineer in San Mateo, CA. This AI-first rebuild targets creating account, home page and e-commerce experiences at scale. You'll work across frontend and backend, leveraging AI coding tools to ship features rapidly.

You will own features end-to-end, collaborate with a fast-moving team, and obsess over performance, latency, and conversion. Hybrid work in-office three days a week in San Mateo.

Qualifications

• Hands-on experience with at least one mobile or frontend framework (React Native, Swift, Kotlin, or equivalent) and one backend language.
• 3+ years of hands-on experience building consumer-facing products across frontend and backend.
• Bonus: familiarity with modern AI coding tools and AI-facilitated development processes.

Responsibilities

• Build and ship user-facing features across account, home page, and e-commerce surfaces using AI coding tools, contributing to a velocity that redefines what a small engineering team can deliver.
• Take ownership of your features end to end, from development through release, using AI-facilitated QA processes and tooling to maintain high engineering quality.
• Care about performance — page load times, checkout conversion, crash rates, and render latency are numbers you track and actively work to improve.
• Collaborate closely with your teammates, contributing to a culture of high standards, fast iteration, and continuous learning.

Skills

AI-Native

Full Stack

Performance obsessed

Product minded

React Native

Swift

Kotlin

Backend language

AI coding tools

Tools

AI coding tools

Job description

Beast Industries, a leading media and entertainment company behind MrBeast, is seeking a Full Stack Engineer in San Mateo, CA. This AI-first rebuild targets creating account, home page and e-commerce experiences at scale. You'll work across frontend and backend, leveraging AI coding tools to ship features rapidly.

You will own features end-to-end, collaborate with a fast-moving team, and obsess over performance, latency, and conversion. Hybrid work in-office three days a week in San Mateo.