Contributed to BlinkX's core trading application at JM Financial Ltd. Delivered key features including Horizontal Watchlist, App Resume Init and Option Lot Utilization. Integrated DIYFlutter SDK for demat onboarding reducing user issues by 50%. Reduced Option Chain lag by 40% and decreased crash rates by 25% through optimized BLoC state management logic. Focused on performance, reliability and smooth trading experience across high-frequency market data environments.