Supply chain management is a crucial aspect of business operations that involves coordinating and overseeing every stage involved in the production and delivery of goods, from sourcing raw materials to delivering the final product to customers. Effective end-to-end supply chain planning ensures that the right products are available at the right time, in the right quantity, and at the right cost, optimizing both efficiency and customer satisfaction. Supply chains can be modernized on legacy systems by leveraging modern cloud-based systems and graph databases, which offer agility, scalability, and data-driven insights necessary for supply chain optimization. Graph technology optimizes supply chain management by visualizing complex supply chain networks, uncovering hidden relationships, enhancing decision-making with predictive analytics, and providing real-time data analysis for agility and responsiveness. Various industries, including agriculture, food supply chains, automotive, military logistics, and procurement optimization, are using graph technology to improve their supply chain operations, optimize processes, and make informed decisions that drive long-term success. The future of supply chain management and optimization will be shaped by advanced technologies like AI, blockchain, and IoT, along with a focus on sustainability, enabling businesses to predict disruptions, automate processes, and make smarter decisions.