During a two-month period, Andhika contributed to the cowprotocol/cowswap and cowprotocol/services repositories, focusing on front-end development and code standardization. He enhanced the Explorer UI by refactoring components for improved order details presentation, responsive design, and reliable navigation, using React, TypeScript, and CSS. In cowprotocol/services, he standardized fallible constructors with a try_new pattern in Rust, improving error handling consistency. Andhika also addressed layout edge-cases in the Explorer’s Hooks Details, ensuring stable multi-device support. His work demonstrated attention to maintainability and user experience, delivering features and fixes that improved code clarity, visual consistency, and navigation reliability across the platform.