- Lead the backend of an enterprise .NET 9 microservices platform on OpenShift serving government operations across multiple integration teams.
- Drove the RS256 JWT certificate-based auth migration, replacing HS256 across all services following a formal cybersecurity audit.
- Defined and enforced Swagger/OpenAPI governance — validation centralized in FluentValidation, Swagger kept documentation-only — across backend and integration teams.
- Owned release coordination across dev, UAT, and preprod, aligning Backend, DevOps, Integration, QA, and Product stakeholders.
- Led SonarQube quality enforcement, remediating 15+ critical and high issues, and authored release-management workflows, deployment guides, and engineering standards. Mentored engineers and led architecture and API-design reviews.