Software Engineer, Trust & Safety
Core
Build real-time anti-abuse systems, detection pipelines, and ML classifiers to protect the email platform from bad actors while ensuring good senders are not blocked.
Role type
Senior Software Engineer (Trust & Safety / Anti-Abuse)
Builds
Real-time enforcement layer, detection pipelines, and ML-based spam/phishing classifiers
Domain
Email infrastructure, security, and fraud prevention
Deliverable
production ML models
Required skills
Node.js, TypeScript, React, Go, AWS, CDK, Postgres, Redis, event-driven architectures, API design, observability (metrics, logs, tracing)
Preferred skills
Trust & Safety, fraud, security, real-time enforcement (rate limiting, rules engines like CEL), ML/LLM detection in production, email protocols (SPF, DKIM, DMARC)
Responsibilities
Build and run real-time enforcement within millisecond latency budgets; design pipelines from signal to decision to action; build detection rules and policies; detect and contain account takeover and leaked API keys; automate investigations and appeals; build and evaluate ML classifiers for spam and phishing; implement safeguards with full audit trails
Seniority
Senior, hands-on IC
