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Gamma
Gamma
1,001 – 5,000 Employees
H1B Visa SponsorConsultingLogisticsMarketing
Gamma provides business communication services across the UK, Germany, Spain, and the Netherlands. Its portfolio combines unified communications as a service, mobile connectivity, SIP trunking, hosted voice, and managed services for small and midsize businesses, public sector organizations, and larger enterprises. Supported by an extensive channel partner network, Gamma develops secure, scalable communications infrastructure that helps organizations connect and collaborate more effectively across Europe.
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Distributed Systems Software Engineer, Trust & Safety at Gamma (San Francisco Hybrid)

Build distributed trust and safety systems at Gamma, a creative collaboration platform serving more than 70 million users. Develop real-time infrastructure for detecting, preventing, and responding to fraud, abuse, spam, and malicious content.

USUnited StatesCACalifornia
$180,000 – $310,000 / year
HybridFull-timeMiddleSeniorEnglish RequiredBlockchain Engineer
ApolloAWSDistributed SystemsGraphQLJavaScriptKafkaNode.jsPostgresPythonRedisTypeScript

Description

  • Lead detection and prevention systems that protect millions of daily users from fraud, abuse, spam, and malicious content.
  • Design scalable trust infrastructure for rate limiting, content scanning, anomaly detection, and account security.
  • Architect distributed systems, APIs, and high-volume event pipelines for real-time abuse detection.
  • Define and improve the data models and storage systems that support trust and safety operations.
  • Create investigation tools that help support teams respond to suspicious or malicious activity.
  • Apply AI and LLM-based detection to phishing, fraud, and malicious content generated by AI systems.
  • Develop automated workflows for triage and investigation.
  • Investigate and resolve complex security incidents.
  • Work with engineering and product teams to balance protection with user experience.
  • Guide Gamma’s long-term trust and safety strategy and technical roadmap.
  • Collaborate with colleagues across engineering, product, and design.

Requirements

  • At least five years of backend engineering experience delivering scalable, high-traffic production systems.
  • Strong systems thinking and experience developing highly available web APIs.
  • Strong command of backend technologies such as Node.js or Python.
  • Strong experience with PostgreSQL, Redis, or comparable database technologies.
  • Experience with event streaming platforms such as Redis or Kafka and high-volume event pipelines.
  • Practical experience implementing trust features including rate limiting, content detection, and fraud prevention.
  • Demonstrated ability to deliver complex, high-quality applications under demanding timelines.
  • A product-oriented mindset and an understanding of how technical choices affect user experience and business metrics.
  • Strong interest in security, user protection, and solving problems at scale.
  • Experience applying AI or LLMs to content moderation, or familiarity with TypeScript, Prisma, Apollo GraphQL, or AWS, is a plus.
  • Experience creating AI-assisted moderation pipelines or using frontier models for automated abuse detection and response is a plus.
  • Familiarity with the changing AI threat landscape is a plus.
  • Experience with real-time collaboration systems is a plus.
  • Currently located in the Bay Area or willing to relocate.
  • Willingness to work onsite in San Francisco four to five days per week.
  • Must state whether visa sponsorship to work in the United States is required.

Benefits

  • Company benefits are provided for this role.
  • Equity compensation.
  • Flexibility to work from home when focused work is most effective.

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