During their recent work, Dpa contributed targeted improvements to the kamailio/kamailio and openhab/openhab-core repositories. They enhanced build system compatibility by updating Makefile definitions to support GCC 15, ensuring smooth compilation with modern toolchains. Dpa also streamlined repository documentation by removing outdated CVS and SVN references, aligning workflows with current Git practices. In addition, they standardized UI dialog capitalization to improve user experience. For openhab-core, Dpa refactored Java constructors to eliminate redundant super() calls, reducing boilerplate and clarifying initialization logic. Their work demonstrated a strong grasp of build systems, code refactoring, and version control, resulting in more maintainable codebases.