Ramachandra M.

Ramachandra M.

15Yrs experience in various cloud database RDS,Document DB,MongoDB, DynamoDB,Yugabyte,Datamigration

Bangalore , India

Experience: 15 Years

Ramachandra

Bangalore , India

15Yrs experience in various cloud database RDS,Document DB,MongoDB, DynamoDB,Yugabyte,Datamigration

120000 USD / Year

  • Immediate: Available

15 Years

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About Me

15 Years as a Database Architect and Technical manager in Production, Development and Test Environment.  Having Onsite and offshore experience in various Business Applications using various suite of RDS products.  Experience in leading cloud eng...

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Portfolio Projects

Description

Working in design and developing Document DB like MongoDB and pushing the historical data from different cloud instance into Document DB and Data warehouse. • Converting data from different format to document format like CSV to JSON format. Implemented scripts for Document DB import, export • Migrating MongoDB from on-premises to cloud environment Document DB using DMS. • Worked on RDS database, creating RDS database from snapshots and providing same to different application team. • Worked and created the RDS database on Multi AZ environment to support high availability in cloud. • Created Read Replica for RDS environments to handle performance activities. • Using snapshot backup to take backup from oracle RDS environment to S3 and recover from s3 into different instances • Involved in CI/CD, Release Management and DevOps Practices. • Deploying, managing, and operating scalable, highly available, fault tolerance systems on Cloud.

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Description

Experience in data collection from banking application and push the historical data into MongoDB. • Experience with creating script for data modeling and data import and export. Extensive experience in deploying, managing and developing MongoDB clusters. Experience in modifying python Script for using DML operation with MongoDB. • Creation, configuration and monitoring Shards sets. Analysis of the data to be shared, choosing a shard Key to distribute data evenly. Architecture and Capacity planning for MongoDB clusters. Implemented scripts for mongo DB import, export, dump and restore. • Worked on MongoDB database concepts such as locking, transactions, indexes, Shading, replication, schema design. Created multiple databases with sharded collections and choosing shard key based on the requirements. Experience in managing MongoDB environment from availability, performance and scalability perspectives

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Description

Doing backup Recovery of DB schemas using export, import and RMAN. • Working for RAC system and doing patch upgrade. • Involved in performance tuning the application code and maintaining the db environments. • Involved in creation of procedure, function, trigger, and packages and tuning the application codes. • Involved in Unit testing • Create DB schemas for developers and maintaining the schema. • Involved in Performance Tuning • Involved in database Designing • Creating the packages, procedures, functions, triggers using SQL, PLSQL

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Description

Going thru business requirement details and identifying the products. • Analyzing the entire database objects • Doing backup Recovery of DB schemas using export, import and RMAN • Working for RAC system and doing patch upgrade
• Developing the application Modules in Forms 10g • Involved in creation of procedure, function, trigger, and packages and tuning the application codes. • Involved in Performance Tuning • Creating the packages, procedures, functions, triggers using SQL, PLSQL. • Involved in Database Designing using Normalization. • Doing backup Recovery of DB schemas • Create DB schemas for developers and maintaining the schema.

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