Belgrade, Serbia• Developed a "Shifts" system in Kotlin, including Auctions 2.0 functionality, reducing 75K missed courier slots per month and saving 5K man-hours for the coordination team. • Integrated ratings processing in dark stores, improving assignment quality by 20% and speeding up order assembly by 2.5 minutes. • Implemented an workload forecasting system, cutting excessive booking by 40%. • Enhanced...