During a two-month period, Bepdielibe contributed targeted improvements to both the phpstan/phpstan-src and Shopify/grpc repositories, focusing on reliability and type safety in PHP applications. In phpstan/phpstan-src, they enhanced static analysis for session handling by updating the SessionHandlerInterface::read return type and expanding test coverage, reducing false positives and aligning analysis with real-world PHP behavior. For Shopify/grpc, Bepdielibe improved the PHP gRPC library by refining PHPDoc annotations and ensuring correct global namespace usage for stdClass, which strengthened type hinting and minimized runtime errors. Their work demonstrated depth in PHP development, static analysis, and robust type management across both projects.