Staff Software Engineer, Platform Security

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Staff Software Engineer, Platform Security in USA new

Decagon
Full time
Email

USA
09/30/2026
Report

San Francisco, CA

Responsibilities

Design and implement secure multi-tenant infrastructure that isolates customer data and supports AI model serving.
Build secure service templates, libraries, Terraform policies, and automation that make services production-ready by default.
Own Terraform infrastructure-as-code and GitOps practices, including reusable modules and policy-as-code.
Expand and operate alerting, detection, secrets management, IAM, and automated remediation platforms integrated with CI/CD and developer workflows.
Translate SOC 2, ISO 27001, and GDPR requirements into reliable, automated technical controls.
Participate in security on-call and improve operability, runbooks, and incident learning.

Requirements

8+ years of experience building and operating production infrastructure, with meaningful security exposure or strong interest in security.
Deep knowledge of Google Cloud Platform and/or AWS, including compute, networking, IAM, and security services.
Proficiency with Terraform, Ansible, or similar infrastructure-as-code tools, plus experience building developer-facing tooling and automation.
Strong coding ability in at least one systems language such as Python, Go, or TypeScript.
Experience applying AI-assisted tools such as Cursor or Claude Code to improve engineering effectiveness.
Experience with secure container deployment, service mesh, and Kubernetes security practices.
Experience with observability and incident-response tooling, including instrumentation, alerting, and dashboards.
Experience as an early or founding platform, infrastructure, or security engineer; internal platform development; software supply-chain security; static analysis; detection and response data pipelines; or enterprise compliance is preferred.

Benefits

Medical, dental, vision, life insurance, and disability benefits for employees and families.
Retirement plan, parental leave, and fertility and family-building benefits through Carrot.
Monthly wellness and lifestyle stipend.
Daily lunches and snacks in the office.
Take-what-you-need vacation policy; UK employees receive 25 days of statutory leave.
Full-time, in-office role; benefits may vary by location and change according to company policies.

Salary: $200k - $400k/yr

Decagon

Decagon is the leading conversational AI platform empowering every brand to deliver concierge customer experiences. Our technology enables industry-defining enterprises like Avis Budget Group, Chime, Oura Health, 1-800-FLOWERS.COM, and Hunter Douglas to deploy AI agents that power personalized, d...

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