Jobs

Tools for Humanity is seeking a Senior/Staff Mobile Security Engineer to secure the World App on Android and iOS, which is central to the World protocol and used by millions globally. This hands-on role involves designing and implementing systems to ensure mobile clients are trustworthy, tamper-resistant, and resilient to adversarial attacks at a global scale. The ideal candidate will have 8+ years of experience in mobile security engineering, with deep expertise in device attestation, application hardening, and mobile reverse engineering. You will be critical in protecting privacy-preserving biometric operations and cryptographic keys in a uniquely challenging threat landscape.