
Lead Engineer – AppSec
Posted Oct 23

Posted Oct 23
This is a fully remote position, open to applicants in Brazil.
• Act as the primary technical authority on security for Product and Engineering teams, ensuring security is embedded early in the development process.
• Facilitate threat modeling sessions for new features and changes in architecture.
• Perform security code reviews and manual testing for web applications, APIs, and mobile applications.
• Establish, maintain, and optimize SAST, DAST, SCA, and secret detection tools within CI/CD pipelines.
• Assess, prioritize, and manage vulnerabilities, assisting developers with remediation.
• Develop secure coding standards and guidelines that encompass authentication, authorization, encryption, and personal data protection.
• Foster a culture of security awareness through training initiatives.
• Assist with compliance efforts related to LGPD, ISO 27001, and SOC 2.
• Engage in incident response processes involving applications.
• Evaluate the current landscape of application security, tools, vulnerability backlogs, and product risks across Gupy.
• Improve SAST, SCA, and secret detection within pipelines for critical repositories, minimizing false positives.
• Establish triage and prioritization processes with SLAs and metrics for remediation.
• Integrate threat modeling into the development of high-risk features.
• Publish security standards and checklists for the Engineering team.
• Conduct or oversee penetration testing for critical applications and APIs, ensuring remediation plans are agreed upon with relevant teams.
• Extensive experience in application security or software development with a strong emphasis on security.
• Comprehensive knowledge of the OWASP Top 10 and OWASP API Security Top 10.
• Familiarity with injection vulnerabilities, XSS, IDOR, SSRF, authentication failures, and access control issues.
• Proficiency in reading and reviewing code, particularly in JavaScript/TypeScript (Node.js).
• Practical experience with tools such as Burp Suite, OWASP ZAP, Semgrep, SonarQube, Snyk, or similar.
• Background in integrating security checks within CI/CD pipelines, including GitHub Actions and Jenkins.
• Understanding of OAuth 2.0, OpenID Connect, and JWT.
• Experience in vulnerability management, triage, prioritization based on criticality, and tracking remediation efforts.
• Excellent communication skills, capable of translating technical risks into business implications and fostering partnerships with Engineering teams.
• Preferred: familiarity with AWS, container security, and Kubernetes.
• Preferred: understanding of Terraform for security in infrastructure-as-code.
• Preferred: experience with threat modeling in microservices architectures.
• Preferred: OSCP, OSWE, CSSLP, or equivalent certifications.
• Preferred: knowledge of LGPD, ISO 27001, and SOC 2.
• Preferred: experience in SaaS companies managing large quantities of personal data.
• Meal allowance provided via a Caju card.
• Fully funded medical plan by Gupy for you, with copayments for eligible dependents.
• Dental plan included.
• Life insurance policy.
• Home office allowance.
• Physical wellness support through Wellhub and TotalPass.
• Starbem, offering online telemedicine and wellness services, including an initial complimentary offer of four psychology sessions, one nutrition session, and medical consultations.
• Guapeco, a pet health plan with reimbursement available at any veterinary clinic in Brazil.
• Six months of maternity leave.
• Extended paternity leave options.
• Parental leave policy applicable to same-sex couples, non-gestational mothers, and adoption scenarios.
• Five days of marriage leave.
• Internal recognition through Gupy Coins, redeemable as credit on a Caju card.
• Day off for your birthday.
• Creditas payroll-deducted loan options.
• Financial education provided by Creditas.
• Access to the Creditas Store.
• Férias&Co, offering annual travel credits with part of the monthly fee subsidized.
• Opportunity to become a shareholder in Gupy.
• Career paths available with both management and technical-track options.
• Opportunities for learning, challenging assignments, and promotions.
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