Note: The job is a remote job and is open to candidates in USA. Cherry is a fast-growing FinTech company founded in 2019, offering an inclusive Buy Now Pay Later (BNPL) solution for medical practices. They are seeking a Sr/Staff Security Engineer to enhance security across their platform, ensuring secure product development and compliance with industry standards.
Responsibilities
- Partner with product and engineering teams to perform security design reviews and threat modeling for new and existing features across Cherry's platform
- Own and evolve Cherry's product security program — including secure coding standards, vulnerability management, and security testing processes
- Lead security reviews for authentication and authorization systems, ensuring robust access control patterns across our web and mobile products
- Assess and improve the security posture of Cherry's cloud infrastructure including network controls, IAM policies, secrets management, and container security
- Champion security best practices for payment processing, financial and health data handling, in alignment with PCI DSS and relevant compliance frameworks
- Conduct or coordinate penetration tests, red team exercises, and bug bounty triage; drive remediation of identified vulnerabilities
- Build and maintain security tooling integrated into the SDLC - SAST, DAST, dependency scanning, and runtime protection
- Respond to security incidents, perform root cause analysis, and implement lasting fixes to prevent recurrence
- Educate and mentor engineers on security principles, fostering a culture of security ownership across the organization
- Monitor the threat landscape for emerging risks relevant to FinTech and healthcare-adjacent payment products
Skills
- 5+ years of experience in product security, application security, or a related security engineering role
- Deep expertise in authentication and authorization — including OAuth 2.0, OIDC, JWT, SAML, RBAC/ABAC models, and session management
- Hands-on experience securing cloud environments (AWS preferred), including IAM, VPC, container orchestration (EKS/ECS), and infrastructure-as-code
- Strong understanding of secure software development practices — OWASP Top 10, threat modeling (STRIDE or similar), secure code review, and vulnerability remediation
- Experience integrating security tooling (SAST, DAST, SCA) into CI/CD pipelines
- Excellent communication skills — able to articulate security risk clearly to both technical and non-technical stakeholders
- Proven ability to work cross-functionally in a fast-paced, high-growth engineering environment
- Penetration testing experience, with the ability to conduct or lead internal red team exercises or external pentest engagements
- Familiarity with payment industry security — PCI DSS, tokenization, EMV, card transaction security
- Experience at a FinTech, healthcare technology, or other regulated-industry company
Benefits
- Competitive Base + Bonus
- Generous equity grant
- Medical, vision, and dental benefits
- Fully remote company
- Flexible PTO
Company Overview
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