Distributed Systems Engineer — Trust & Safety at Scale

Gamma; San Francisco (CA); On-site; USD 180,000 - 310,000; Full time

Job summary

Gamma seeks an experienced backend engineer to architect and scale trust infrastructure powering real-time content scanning and abuse detection for 70M+ users. You will design distributed systems, rate limiting, and high-volume pipelines, collaborating with product, design, and data teams to balance security with user experience.

You’ll join a small, impact-focused group, contributing across databases, APIs, and event infrastructure to ensure scalable protection while preserving Gamma’s creative

Qualifications

• 5+ years of backend engineering experience building scalable, high-traffic production systems.
• Strong systems thinking and experience building highly available web APIs.
• Strong proficiency in backend technologies (Node.js, Python, or similar) and databases (PostgreSQL, Redis).
• Experience with event streaming systems (Redis, Kafka, or similar) and high-volume event pipelines.
• Hands-on experience implementing trust features like rate limiting, content detection, and fraud prevention.

Responsibilities

• Own detection and prevention systems for fraud, abuse, spam, and malicious content across millions of daily users.
• Design and build scalable trust infrastructure including rate limiting, content scanning, anomaly detection, and account security.
• Architect distributed systems, APIs, and high-volume event pipelines that power real-time abuse detection at Gamma’s scale.
• Help define and evolve the core data model and storage systems that underpin trust and safety across the product.
• Build tools that empower internal support teams to investigate and act on suspicious or malicious activity.
• Leverage AI/LLM-based detection to stay ahead of AI-generated abuse — phishing, fraud, and malicious content that’s increasingly indistinguishable from legitimate activity.
• Build automated triage and investigation workflows that let a small team operate at the scale of a much larger one.
• Investigate and resolve complex security incidents with limited context.
• Partner with engineering and product to balance security with user experience.
• Shape Gamma’s long-term trust and safety strategy and technical roadmap.

Skills

Backend engineering

Systems thinking

APIs design

Security mindset

Tools

Node.js

Python

PostgreSQL

Redis

Kafka

TypeScript

Job description

Gamma seeks an experienced backend engineer to architect and scale trust infrastructure powering real-time content scanning and abuse detection for 70M+ users. You will design distributed systems, rate limiting, and high-volume pipelines, collaborating with product, design, and data teams to balance security with user experience.

You’ll join a small, impact-focused group, contributing across databases, APIs, and event infrastructure to ensure scalable protection while preserving Gamma’s creative