András contributed to the wolfSSL/wolfssl and wolfSSL/wolfProvider repositories by delivering robust CI and build system improvements, enhancing test reliability, and addressing memory management issues. He stabilized build workflows using GitHub Actions and Docker, refined codespell configurations, and improved cross-platform compatibility, particularly for Espressif IDF and OSX environments. Working primarily in C, Assembly, and Shell, András fixed memory leaks in cryptographic routines and ensured consistent environment handling for OpenSSL integration. His work included upgrading WolfSSL versions, integrating FIPS compliance, and clarifying code readability, resulting in more reliable releases and maintainable codebases across embedded and cryptographic systems.