Replit27.05.2026
Staff Software Engineer, Trust & Safety
Полная занятостьУдалёнка
Обязанности
- 01Design and implement LLM guardrails that detect abuse scenarios in AI-generated code and agent interactions
- 02Build AI-powered detection systems that use LLMs to identify malicious patterns, classify threats, and automate response decisions
- 03Build and operate abuse detection systems that identify phishing, cryptomining, account takeover, and financial fraud across millions of daily user actions
- 04Design automated response mechanisms that enforce platform policies without manual intervention
- 05Own the full abuse response lifecycle: detection, investigation, enforcement, and handling appeals alongside Support and Legal
- 06Analyze attack patterns using BigQuery and Hex, turning investigation findings into new detection rules
- 07Maintain and extend internal detection tools (Slurper, Netwatch) that continuously monitor user activity
- 08Integrate and tune security scanners (SAST, SCA) in CI pipelines with tight performance SLAs
- 09Track abuse trends, measure detection effectiveness, and adapt defenses as attack patterns evolve
Требования
- 018+ years of experience in security engineering, anti-abuse, trust & safety, or fraud detection
- 02Strong programming skills in Python and/or TypeScript for building detection systems and automation
- 03Experience with SQL and data analysis at scale (BigQuery, Snowflake, or similar)
- 04Experience building or fine-tuning ML/LLM-based classifiers for security or abuse detection
- 05Familiarity with prompt injection, jailbreaking, and other LLM-specific attack vectors
- 06Ability to investigate complex abuse patterns and translate findings into automated defenses
- 07Familiarity with common attack patterns: phishing infrastructure, account takeover, credential stuffing, resource abuse
- 08Clear communication skills for working across Security, Support, Legal, and Engineering teams
Условия
- 01Full-time position
- 02Based in Foster City, CA office with in-office requirement Monday, Wednesday, and Friday
- 03Competitive salary & equity
- 04401(k) program with a 4% match (US only)
- 05Health, dental, vision and life insurance
- 06Short term and long term disability
- 07Paid parental, medical, caregiver leave
- 08Flexible time off (FTO) + holidays
- 09Commuter benefits (in-office only)
- 10Monthly wellness stipend
- 11Autonomous work environment
- 12In-office set-up reimbursement (in-office only)
- 13Quarterly team gatherings
- 14In-office amenities (in-office only)