Debadree worked on both the mozilla/gecko-dev and antiwork/helper repositories, focusing on memory management and optimization in C++ and JavaScript environments. In mozilla/gecko-dev, Debadree refactored the bytecode emitter’s allocation strategy, transitioning control structures to stack allocation and emitter components to heap allocation, which reduced memory footprint and improved performance. They also enhanced equality handling for undefined and constant values, increasing emission correctness. In antiwork/helper, Debadree centralized and strengthened email CC/BCC validation and parsing across frontend and backend using TypeScript and Zod, improving message reliability. The work demonstrated depth in low-level optimization, code safety, and robust validation practices.