Avinash Kulkarni worked on telemetry and build system improvements for the rdkcentral/entservices-infra repository, focusing on privacy and reliability. He refactored the telemetry implementation in C++ to restrict data retrieval strictly to privacy mode, removing dependencies on user settings logic and reducing privacy risk. In parallel, he updated build configurations and versioning in rdkcentral/meta-middleware-generic-support, ensuring that downstream components automatically use the latest package revisions. His work involved system integration, build system configuration, and cross-repository collaboration using C++ and shell scripting, resulting in more reliable builds and streamlined release processes with reduced integration risk across multiple meta-layers.