Security Engineer Application Security

WRITER is an enterprise AI platform for agentic work, aimed at marketing and revenue teams.

San Francisco, United States
About WRITER

WRITER provides AI agents, proprietary Palmyra models, enterprise context and governance tooling to create and execute enterprise workflows.

View jobs by WRITER

Skills

Candidate Availability

Required and preferred rules are kept separate and reflect the wording in the original posting.

About the Role

You will embed security into product development, conduct threat modeling and security assessments, build automated application-security controls, review code, secure AI data and model environments, and help teams remediate vulnerabilities.

Requirements

  • 4+ years of hands-on application security engineering experience
  • Understanding of developer workflows and developer experience
  • Expertise in at least two of Python, Java, Go, JavaScript, or TypeScript
  • Knowledge of SAST, DAST, vulnerability management, security testing frameworks, and DevSecOps
  • Ability to read and review code across multiple languages
  • Excellent communication skills
  • Experience reducing risk through automation and scalable security practices

Responsibilities

  • Conduct threat modeling and design secure architectures
  • Build and evolve the application security program
  • Establish and maintain SAST and DAST scanning in CI/CD pipelines
  • Conduct security code reviews and build vulnerability-detection automation
  • Create secure coding standards, reusable patterns, and libraries
  • Lead security assessments and penetration testing
  • Design security controls for data pipelines, model training environments, and AI agents
  • Research AI and LLM attack vectors and build defenses

Benefits

  • Generous PTO and company holidays
  • Medical, dental, and vision coverage
  • 16 weeks of paid parental leave
  • Fertility and family planning support
  • Early-detection cancer testing
  • Flexible spending account options
  • Health savings account with company contribution for eligible plans
  • Wellness stipend
  • Learning and development stipend
  • Company-wide and team off-sites
  • Company stock options
  • 401k
Security Engineer Application Security at WRITER | JobStash