Independent Security Reviewer

Private family office, Cyprus, is looking for an independent senior security reviewer to assess finished technical work before it goes live. ‼️Review only, no development or fixing of the reviewed systems. ✔️Scope: security review of code and architecture, AWS/IAM permissions, OAuth integrations (e.g. Gmail), GitHub pull requests, backup and restore. ✔️Requirements: senior hands-on experience in cloud security / AppSec / DevSecOps, proven independent reviews (case examples), clear reporting for non-technical readers. English required, Russian is welcome.