Protection Scientist Engineer, Integrity

Skills

About the Role

You will design, build, evaluate and maintain production harm detection systems, developing signals, classifiers and pipelines with SQL, Python, machine learning and language models. You will also own protection strategy and cross-functional delivery for a harm area or product launch, investigate emerging abuse patterns, and measure and improve the system of defence. The role is based in SF, NYC or London and includes an on-call rotation and exposure to sensitive content.

Requirements

• Systems thinking across technical, analytical, investigative and operational disciplines
• Deep expertise in at least one harm domain such as integrity, trust and safety, security or investigations
• Proficiency in SQL and Python and production code experience
• Quantitative analysis and machine learning methods
• Experience setting strategy and delivering complex cross-functional projects
• Clear written and verbal communication
• Ability to use language models and automation at scale

Responsibilities

• Define and drive protection strategy for a harm area or launch
• Build and maintain harm detection signals, classifiers and pipelines
• Lead cross-functional execution and resolve dependencies
• Investigate emerging harms and abuse patterns
• Evaluate and improve the system of defence
• Protect product and model launches
• Scale approaches with language models, agents and reusable tools
• Participate in an on-call rotation

Benefits

• Equity
• Medical, dental, and vision insurance with employer HSA contributions
• Pre-tax Health FSA, Dependent Care FSA, and commuter accounts
• 401(k) with employer match
• Paid parental leave up to 24 weeks for birth parents and 20 weeks for non-birthing parents
• Paid medical and caregiver leave up to 8 weeks
• Flexible PTO for exempt employees
• 13+ paid company holidays and paid office closures
• Paid sick or safe time
• Mental health and wellness support
• Employer-paid basic life and disability coverage
• Annual learning and development stipend
• Daily meals in offices and meal delivery credits
• Relocation support
• Charitable donation matching and wellness stipends