14h ago
Sr./Staff Security Engineer
Brazil
full-timesenior Remote
๐ Tech Stack
๐ผ About This Role
You'll be the first dedicated security hire, owning product security across our AI Risk Decisioning platform. Your core impact is shaping security from the ground up at a fast-moving fintech. You'll work alongside industry veterans from Meta, Uber, and Citi on cutting-edge LLM and agent security.
๐ฏ What You'll Do
- Own threat modeling across core platform APIs and agentic AI products.
- Design and implement authN/authZ (SSO, OAuth, RBAC) across the platform.
- Stand up AppSec program: SAST, SCA, secret scanning, IaC scanning.
- Build LLM guardrails: prompt-injection defenses, output validation, abuse monitoring.
๐ Requirements
- 5+ years building software with 3+ years in application or product security.
- Strong software engineering fundamentals and hands-on Java/Python code review.
- Experience with SSO, SAML, OAuth 2.0, JWT, mTLS, and multi-tenant authZ.
- Working knowledge of AWS security primitives and Kubernetes.
โจ Nice to Have
- Experience with SOC 2 / PCI / ISO 27001 audits.
- Prior experience building or tuning SAST rules (Semgrep, CodeQL).
- OSCP, CISSP, or meaningful bug-bounty track record.
๐ Benefits & Perks
- ๐ป Remote-first culture and flexibility.
- ๐ฉบ 100% Medical/Dental for you and dependents.
- ๐ฝ๏ธ Caju Card monthly meal allowance.
- ๐ Stock options.
- ๐ Unparalleled learning and development opportunities.
๐จ Hiring Process
Estimated timeline: 2-4 weeks ยท AI estimate
- 1Recruiter Screenยท 30 min
- 2Technical Interviewยท 60 min
- 3System Design Interviewยท 60 min
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