Founding Fullstack Engineer - RealTime AI for Public Safety

Code Four; San Francisco (CA); Hybrid; USD 100,000 - 250,000; Full time

Job summary

Code Four in San Francisco, CA, is seeking a founding fullstack software engineer to own substantial parts of the product—from low-latency video ingest to officer-facing review interfaces. You will work closely with the founders to shape the engineering culture and architecture powering mission-critical public-safety workflows.

The role emphasizes building event-driven backends, ML integration surfaces, and secure, auditable systems, with remote US work options.

Qualifications

• Experience with Next.js, TypeScript, and GCP in production systems.
• Experience building distributed, low-latency backends and event-driven architectures.
• Familiarity with security and CJIS compliance in software deployments.

Responsibilities

• Architect event-driven backend using Next.js/TypeScript/GCP.
• Productionize ML endpoints and expose them through resilient APIs.
• Build dashboards for officers to review, redact, and approve reports with auditability.
• Enforce end-to-end encryption, audit logging, and RBAC across services.
• Design scalable system architecture to support many agencies.

Skills

Next.js TypeScript

GCP

Distributed Systems

GraphQL/REST

Realtime Video/Audio

Job description

Code Four in San Francisco, CA, is seeking a founding fullstack software engineer to own substantial parts of the product—from low-latency video ingest to officer-facing review interfaces. You will work closely with the founders to shape the engineering culture and architecture powering mission-critical public-safety workflows.

The role emphasizes building event-driven backends, ML integration surfaces, and secure, auditable systems, with remote US work options.