During October 2025, Andrew Ogburn overhauled the OpenSSLCertificateVerifier architecture in the apache/tomcat repository, focusing on decoupling certificate verification from OpenSSLContext. He migrated certificate-related functionality to a dedicated verifier, reducing strong JNI references and improving maintainability. By finalizing the verifier field, he enforced immutability and enhanced thread-safety for concurrent usage. Working primarily in Java and leveraging expertise in SSL/TLS and security, Andrew addressed maintainability and thread-safety concerns while laying the foundation for cleaner TLS verification. This work demonstrated depth in back end development, as it resolved architectural issues and enabled easier future enhancements to the certificate verification process.