Worked on enhancing fuzz testing for the google/oss-fuzz repository by integrating the Pigeonhole component into the Dovecot fuzzer build. This effort involved building semistatic fuzzers and creating dockerized, isolated builds using Dockerfile and shell scripting, which eliminated dependencies on shared libraries and improved reproducibility. The approach strengthened security testing by broadening test coverage and stabilizing continuous integration workflows, enabling earlier detection of security issues and reducing CI flakiness. Focused on containerization, DevOps practices, and fuzz testing, the work modernized the fuzzing framework and contributed to more reliable and maintainable security testing infrastructure within the project.