Taxfix

Staff Security & Platform Engineer (d/f/m)

Taxfix
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12 days ago
Berlin, GermanyStaff+

Responsibilities

  • Develop security, compliance, and agentic capabilities aligned with the EU AI Act and GDPR.
  • Co-design and govern least-privilege permissioning frameworks for internal agents.
  • Own MDM, endpoint security, and identity and access management across internal systems.
  • Lead incident response for security events involving agents or internal infrastructure.
  • Build and harden secure agentic platform infrastructure, including sandboxes, credential vaults, and security checks in deployment pipelines.
  • Design and run adversarial testing for prompt injection, privilege escalation, and data exfiltration, while maintaining AI-specific attack libraries and test cases.
  • Brief leadership on emerging AI threats and translate them into practical mitigations.
  • Partner with Legal, Risk, and Compliance to implement engineering-led regulatory solutions.

Requirements

  • Solid security engineering background with hands-on experience in penetration testing, threat modelling, or red teaming.
  • Familiarity with AI and machine-learning attack surfaces, including prompt injection, data poisoning, model inversion, and indirect injection through documents or APIs.
  • Practical experience designing and enforcing least-privilege architectures and identity and access management.
  • Practical GDPR and DSGVO experience, including data classification and retention frameworks.
  • Comfort with platform security, deployment pipelines, secrets management, sandbox environments, scripting, automation, and security tooling.
  • Network security fundamentals and the ability to assess third-party providers and their work.
  • Strong written communication, rigorous documentation, and collaborative partnership with engineering teams.

Benefits

  • Free mental health coaching sessions.
  • Monthly flexible allowance for a broad range of services, with rollover.
  • Employee stock options for all employees.
  • 30 annual vacation days and flexible working hours.
  • Learning budget and support from internal learning and development experts.
  • Ability to work from abroad for up to six weeks per year with team alignment.
  • International team meetups and social events.
  • Free tax declaration filing through the Taxfix app and internal tax support.
  • Dogs are welcome in the office.

Categories

Taxfix

About Taxfix

201-500 employees
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