Brianna Guzman

Spearheaded automation strategy that increased test coverage by 15%+ across Cypress, Playwright, and API layers. Led adoption of AI tools (Claude) to optimize testing workflows, achieving 20% automation uplift and 10% reduction in production P0 defects.

Mentored 4 junior engineers on JavaScript/TypeScript automation best practices, boosting team velocity by 25%. Designed and implemented end-to-end automation frameworks for web and mobile using Cypress and Appium, reducing manual regression effort by 40%.

Architected and led test automation strategy for microservices architecture, reducing API regression failures by 35% using Java, REST Assured, and Pact contract testing. Mentored a cross-functional team of 6+ engineers on CI/CD pipeline integration, cutting deployment times by 30%.

Partnered with DevOps to implement Infrastructure as Code (Terraform) for test environments, enabling consistent, zero-downtime regression testing. Designed and delivered 5+ technical PoCs and product demos, improving client onboarding efficiency by 20%.

Achieved 100% test coverage for critical payment and patient workflows (HIPAA-compliant) using TestRail and Selenium Grid, reducing production defects by 25%. Developed comprehensive test plans aligned with regulatory requirements, achieving 100% audit pass rate.

Collaborated with development teams to identify and resolve API defects, reducing production issues by 15%. Performed end-to-end API and system testing, ensuring compatibility across platforms and mobile devices.

Earned the AWS Certified Cloud Practitioner certification.

Earned the CompTIA Security+ certification.

Pursuing a Bachelor of Science in Computer Science at Brooklyn College.