Software Engineer, Trust & Safety
Core
Build real-time anti-abuse systems, detection pipelines, and ML classifiers to protect the email platform from spam, phishing, and account takeover while ensuring safe enforcement for good senders.
Role type
Senior IC software engineer (trust & safety / anti-abuse)
Builds
Real-time enforcement layer, detection pipelines, ML classifiers, and automation tools for abuse mitigation
Domain
Email infrastructure, security, fraud prevention
Deliverable
production ML models
Required skills
Node.js, TypeScript, React, Go, AWS, CDK, Datadog, Postgres, Redis, event-driven architectures, rules engines, observability
Preferred skills
Trust & safety experience, fraud/security background, real-time enforcement (rate limiting), ML/LLM detection in production, email protocols (SPF, DKIM, DMARC)
Responsibilities
Build and run real-time enforcement within millisecond latency budgets; design signal-to-decision-to-action pipelines; build detection rules and policies; detect and contain account takeover and leaked API keys; automate investigations and bulk actions; build and evaluate ML classifiers for spam and phishing; implement safeguards with full audit trails
Seniority
Senior, hands-on IC
