MongoDB is the technology used by Milky Way AI, a company that provides real-time visibility into product merchandising across thousands of stores. The company's flagship product, InstaShelf, uses computer vision to generate insights for retailers and brands, empowering them with valuable data on how their products are being displayed. With a tech stack consisting of MongoDB, React Native, React, Node.js, Python Flask, TensorFlow, and Pytorch, Milky Way AI has successfully deployed its product across 150 stores in several countries, including Singapore, Malaysia, and the Philippines, and aims to expand into three more countries by the end of next year. The company's use of MongoDB features such as autoscaling and triggers has provided scalability and stability, allowing for a wide range of developer pool options and flexibility in its solution.