Senior Software Engineer, Trust Defense

Airbnb is seeking a Senior Software Engineer to join their Identity Defense team, a crucial component in maintaining platform security. This role focuses on preventing identity misuse, detecting fraudulent accounts, and enforcing platform policies. The position combines backend engineering with machine learning and computer vision to build scalable defense systems.

The Identity Defense team tackles sophisticated challenges including detecting AI-generated identities, preventing duplicate accounts, and enforcing age restrictions. You'll work with cutting-edge technologies in biometrics, face matching, and liveness detection to stay ahead of evolving fraud techniques. The role requires expertise in building scalable backend systems and deploying machine learning models in production.

As a senior engineer, you'll be responsible for designing and implementing critical security systems, collaborating across teams, and mentoring other engineers. The position offers competitive compensation ($191,000 - $223,000), equity, and benefits including travel credits. This is a remote position within the US, offering the flexibility to work from home while maintaining occasional in-person collaboration.

The ideal candidate brings 5+ years of software engineering experience, strong programming skills in Java or Python, and expertise in machine learning systems. You'll join a company with a global impact, serving over 2 billion guest arrivals and 5 million hosts worldwide. This role presents an opportunity to work on challenging technical problems while directly contributing to the safety and integrity of Airbnb's platform.