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Responsibilities:
- Design and lead adversarial security testing of the deterministic decision path.
- Test multi-tenant isolation and owner-versus-customer scoping.
- Verify tamper-resistance of hash-chained audit trail.
Mandatory Skills:
- Strong security-testing background including penetration testing or security QA.
- Hands-on experience with Python and reading real codebases.
- Experience with multi-tenant SaaS, cryptographic audit trails, and CI-based workflows.
Perks and Benefits:
- Get your own MacBook and improve English with free lessons.
- Earn referral bonuses and access tech talks and a strong community.
- Enjoy office perks at Florianópolis HQ with snacks, massages, drinks, and games.
Ubiminds
Ubiminds is a people-first company that partners with American software product companies to scale their development footprint. They curate Brazilian top 5% talent for LATAM strategy, offering staff augmentation and employer-of-record services with a culture focused on people, challenge, and teamwork.