During August 2025, contributed to the primer/react repository by delivering a feature that enhanced the AvatarStack component with customizable display options. The work introduced new variant and shape properties, enabling avatars to be displayed in either cascade or stack layouts and rendered as circles or squares. This required updates to both the component’s styling and internal logic, ensuring seamless support for multiple display modes while maintaining alignment with the design system. Utilizing React, TypeScript, and CSS, the changes reduced the need for ad-hoc CSS in downstream components, resulting in more consistent user interfaces and improved developer productivity across projects.