In October 2025, Iaroshenko enhanced the Show More Outputs button in the jupyterlab/jupyterlab repository, focusing on both user experience and security. He replaced the use of insertAdjacentHTML with document.createElement to mitigate a security warning, ensuring safer DOM manipulation. The update also transitioned the control from a link to a button, improving accessibility and aligning with UI/UX best practices. Iaroshenko incorporated internationalization wrappers to support translation and refined the component’s styling and behavior using CSS and JavaScript. This work addressed maintainability concerns and demonstrated a thoughtful approach to front-end development, though it was limited in scope to a single feature.