Senior Frontend Engineer

Beast Industries is a media and entertainment company operating across digital media, philanthropy, consumer products, and innovative business initiatives. The Senior Frontend Engineer will build and evolve customer-facing applications for the MrBeast membership ecosystem, defining scalable frontend architecture and reusable components. The role also focuses on performance, accessibility, technical leadership, engineering standards, and mentoring.

Responsibilities

• Design and implement scalable frontend architectures for complex web applications
• Build and maintain reusable UI components and design-system integrations that other engineers ship on
• Partner with product managers and designers to turn requirements into clean, high-quality experiences
• Lead technical design discussions and own architectural decisions within your domain
• Optimize for performance, accessibility, responsiveness, and usability across core flows
• Set and enforce frontend standards and patterns, and drive their adoption across teams
• Mentor engineers through code reviews and technical guidance, and resolve the gnarly production issues

Skills

• **AI-Native:** You're already using AI coding agents daily to multiply your output, and modern tooling is second nature
• **Deep Frontend Builder:** Typically 8+ years in software engineering with serious frontend depth, building modern web apps in JavaScript and TypeScript and maintaining scalable architectures in production
• **Performance Minded:** You have a real command of performance optimization, testing strategy, accessibility, and web standards, and you can prove the wins with metrics
• **Owner:** You take a problem from design through production support, and you raise the bar for the engineers around you
• **Hybrid Model:** Expected ~3 days per week in-office - San Mateo, CA
• Bonus points for building and maintaining design systems, modern frameworks like React, Vue, or Angular, cloud-native environments and CI/CD, and a track record of leading technical initiatives across teams

Benefits

• Highly competitive equity package designed for a foundational hire.
• Hybrid Model: Expected ~3 days per week in-office - San Mateo, CA
• Generous Medical (Blue Cross Blue Shield), Dental, Vision and company-paid Life Insurance
• Company contributions to employee Health Savings Accounts (HSA)
• 401k Plan with Safe Harbor company-matching
• Flexible vacation policy and paid company holidays
• Company-provided technology package
• Relocation assistance where applicable, including travel and company-provided housing for the first 90 days

Company Overview