Job Description
Senior Security Engineer – Mobile & Application Security
We are looking to hire two Senior Security Engineers with a strong focus on mobile application security to help raise the security bar across our mobile and backend platforms. This is a hands-on role, working closely with engineering and product teams to identify, design, and implement effective security controls throughout the development lifecycle.
Key Focus Areas
Mobile App Security (iOS & Android)
* Authentication and authorization mechanisms
* Secure data storage
* Runtime protections and hardening techniques
API Security
* OAuth and token-based authentication
* Abuse prevention and rate limiting
* Identification and mitigation of business logic vulnerabilities
Secure SDLC
* Threat modeling and design reviews
* Hands-on security reviews of mobile and backend systems
Cross-functional Collaboration
* Partnering closely with product managers and mobile/backend engineers to embed security into day-to-day development
Ideal Background
* Proven experience as an Application Security Engineer, Product Security Engineer, or Mobile Engineer with a strong focus on application security
* Strong understanding of mobile-to-API interaction patterns and common attack vectors in modern mobile applications
* Ability to work hands-on and pragmatically with engineering teams
Nice to Have
* Experience with React Native internals