MongoDB work done. 👉Security TLS Authorization, Authentication, Role-Based-Access_control, Rest Encrypt, Client-Side Feild Level Encryption. 👉Optimization. 👉Indexing. 👉Aggregation Pipeline. 👉Replica Set configuration. 👉Sharding. 👉Change Stream. 👉Redis Cache. 👉On premise configuration (EC2). 👉AltasCLI. 👉Trigger. 👉Data Federation. 👉MongoSync. 👉Atlas Archive. 👉Dedicated and Serverless Cluster on MongoDB Altas.