Senior Game Security & Integrity Engineer
AI summary of the role
Senior Game Security & Integrity Engineer owning anti-cheat, fraud prevention, and integrity architecture for MrBeast's large-scale mobile prize competitions (up to a million concurrent players).
What you’ll do
- Design integrity architecture for large-scale synchronous competitions: server-authoritative scoring, tamper-evident results, anti-replay, and clock/latency manipulation defenses.
- Implement mobile anti-cheat controls: device attestation (Apple App Attest/DeviceCheck, Google Play Integrity), root/jailbreak/emulator detection, and app hardening.
- Build fraud and abuse prevention systems for account takeover, payment/payout fraud, chargeback abuse, account farming, and virtual-asset laundering.
- Develop telemetry pipelines, detection rules, and behavioral analytics for cheating and fraud at extreme scale (million concurrent players).
What you’ll bring
- 6+ years in game security, application security, anti-cheat engineering, fraud prevention, or mobile security.
- Strong software development in Python or TypeScript with backend services, detection tools, or automation.
- Deep understanding of API security, authentication/authorization, session management, and applied cryptography.
- Hands-on mobile platform security: iOS/Android app hardening, attestation, root/jailbreak detection, or reverse engineering.
Technologies
Python · TypeScript · Apple App Attest · DeviceCheck · Google Play Integrity · Frida · objection · Ghidra · jadx · Hopper · RASP · AWS
About MrBeast
Builds MrBeast's global media, CPG, philanthropy, and consumer-services ecosystem around the world's largest YouTube audience.
Series C · 500–1000 people
Source and classification
Internal deployment & tooling · Evidence for this classification:
At MrBeast, we build global digital experiences that bring together content, commerce, community, and interactive entertainment. We're launching mobile competitions at a scale no one has attempted — imagine a million players competing in a live elimination bracket where one winner takes the prize. Nothing about that works unless every player trusts the game is fair. We're looking for a Senior Game Security & Integrity Engineer to own that trust. You'll protect our games, players, tournaments, prize economies, and supporting infrastructure from cheating, fraud, abuse, and exploitation. This is a hands-on builder role: secure game and tournament architecture, automated detection at massive scale, and rapid response when adversaries adapt. You'll partner with gameplay, platform, mobile, data, fraud, and security teams to design protections across mobile clients, backend services, APIs,
More from the job description
About Us Beast Industries is a multifaceted media and entertainment company founded by Jimmy Donaldson, popularly known as MrBeast, the most watched person in the world. Renowned for revolutionizing digital content creation, Beast Industries encompasses a diverse portfolio of ventures that extend far beyond its origins on YouTube. With a mission to entertain, inspire, and create significant social impact, Beast Industries operates across various domains including digital media, philanthropy, consumer products, and innovative business initiatives. At Beast Industries, we believe in the transformative power of digital media and its potential to entertain, educate, and effect positive change. Our commitment to innovation, creativity, and philanthropy drives us to explore new frontiers, create unforgettable experiences, and build a legacy that inspires future generations. About The Role At MrBeast, we build global digital experiences that bring together content, commerce, community, and interactive entertainment. We're launching mobile competitions at a scale no one has attempted — imagine a million players competing in a live elimination bracket where one winner takes the prize. Nothing about that works unless every player trusts the game is fair. We're looking for a Senior Game Security & Integrity Engineer to own that trust. You'll protect our games, players, tournaments, pri [... source excerpt omitted ...] buse, and exploitation. This is a hands-on builder role: secure game and tournament architecture, automated detection at massive scale, and rapid response when adversaries adapt. You'll partner with gameplay, platform, mobile, data, fraud, and security teams to design protections across mobile clients, backend services, APIs, and real-time telemetry — and you'll help set the integrity foundation for prize competitions watched by hundreds of millions of people. If you enjoy adversarial problems where the attacker has real money on the line, this role is for you. What You'll Do Tournament & Competition Integrity Design the integrity architecture for large-scale synchronous co [... source excerpt omitted ...] nd elimination rounds. Define fairness controls for prize-bearing events, including anomaly review workflows before payouts are released. Mobile Game Security & Anti-Cheat Design client-side and server-side controls to detect bots, automation, input replay, memory manipulation, code injection, and modified or repackaged app clients. Implement and operate device attestation (Apple App Attest / DeviceCheck, Google Play Integrity), root/jailbreak detection, emulator detection, and device fingerprinting. Evaluate and integrate commercial mobile app-hardening / RASP and anti-cheat capabilities where appropriate. Server-Side Integrity Partner with gameplay engineers to make server-
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