Staff Software Engineer, Spam and Abuse

What you'll do

• Set the multi-year technical vision and architecture for spam detection, account takeover defense, and secure mobile flows.
• Lead the design of complex, cross-cutting systems and review designs from others to ensure architectural coherence.
• Drive technical strategy with engineering managers and product teams to create executable roadmaps.
• Mentor engineers across the team to build a culture of technical excellence, ownership, and operational rigor.
• Partner with cross-functional teams to integrate account risk and enforcement into various product surfaces.
• Improve the reliability, latency, and quality of systems critical to registration, login, and messaging.
• Lead the technical response to major spam, abuse, and security incidents.
• Utilize AI tools to design and ship scalable services while maintaining high standards for security and correctness.

What we're looking for

• Bachelor’s degree in a technical field such as Computer Science or equivalent practical experience.
• 9+ years of software development experience; or Master’s degree with 8+ years; or PhD with 5+ years.
• Experience as a technical lead, domain expert, or owner of complex technical initiatives.
• Experience building systems that detect or mitigate spam, abuse, fraud, account takeover, or other malicious behavior.
• Deep expertise in designing, building, and operating large-scale, low-latency distributed backend systems.
• Proficiency in languages such as Go, Java, or Python, and comfort working with big data tools like BigQuery.
• Experience leading trust, integrity, anti-abuse, or account security engineering at a large consumer platform (preferred).
• Experience with real-time risk scoring, machine learning production, or security-sensitive systems like end-to-end encryption (preferred).