In March 2026, S. Qairkhan developed two core features for the epam/ai-dial-chat repository, focusing on enhancing multi-attachment workflows and secure overlay integrations. Using React, Redux, and TypeScript, S. Qairkhan implemented grouped visualizers that consolidate multiple chat attachments from the same application into a single view, routing them by applicationId and improving regular attachment handling. Additionally, they introduced a passExplicitToken configuration to securely forward access tokens to visualizers when the chat app is embedded in overlays. This work demonstrated a solid grasp of front end architecture and cross-team collaboration, delivering robust, maintainable solutions to complex integration challenges.