Ranjith Poduval

This project involved working for TCS Client - Bayer .Bayer is a major health care company based in Germany .The project involved migration of on prem system of bayer to AWS Cloud while leveraging the latest AWS Services for providing the most cost effective and performant solution .

• Application discovery post multiple brain storming sessions with current stakeholders.
• Design of Target AWS Architecture based on multiple considerations like customer requirements , AWS Design best practices etc .
• Containerization and migration of legacy code into Windows docker container using APP2Container .
• Setting up AWS Infrastructure at network , application and database level- VPC,Subnets,Transit Gateway , ECS ,Load balancers,S3 ,RDS , IAM Roles .
• Migration and set up of data from On prem to RDS .
• Migration and set up of Batch workloads in AWS .
• Implementing GMSA For containers to enable containers to join to windows domain .

This project involved working for Sainsburys .Sainsbury is second largest chain of supermarkets in United Kingdom with 14.6% share of UK Supermarket sales .Project involved creation and development of Payment related Microservices -Giftcard .This project followed AGILE methodology for delivery .

• End to end design and development of giftcard Microservices using Spring Webflux.
• Design with size estimation of database to be set up in AWS RDS.
• Design and development of various NFRs related to Giftcard -implementation of Resilience4j for Circuit Breaker ,setting up chaos monkey for Disaster Testing,Integrating New Relic with Service Now for displaying custom metrics of application .
• Design and development of automated test cases - Spock for testing business logic ,Cucumber for end to end testing and Gatling for performance testing .
• Developed solution based on Docker Desktop to mock containerized application locally for relevant environments

This project involved working for UCAS .UCAS is a UK based organization whose main role is to operate the application process for British Universities .It operates as an independent charity funded by fees charged by applicants and universities.The project involved Application ,Batch and Database Migration into AWS .

• Architected docker based solution for migrating legacy Java,Unix and Sql batch solutions into AWS Batch .
• Re-architecting Java legacy code to interface with AWS by creating custom libraries leveraging AWS SDKs .
• Designed and developed solution for migrating SQL based batches into AWS .
• Designed and developed EFS based file system for use by UNIX batches migrated in AWS Batch.
• Guided Database Team for successful migration of Legacy Oracle Code into AWS RDS and Aurora for Postgresql .
• Designed and Implemented CICD based solution using Flyway to automate database deployment .
• Guided Database Team to improve Migrated Query performance by using RDS Performance insights .

This Project was for CEG - Common Engineering Group , a group within TCS to develop a product call TAP (TCS Accounts Payables) which offers an integrated solution to enable modern sourcing practices, full contract lifecycle, supplier performance catalog-based requisitions, PO Based buying, supplier collaboration and end to end invoice management.

The solution extensively leveraged Spring Boot,Java,Spring Batch and Spring MVC to provide a multi tenant solution capable of supporting multiple clients together.

• Designed and led team of developers to implement archival solution for TAP .This solution leveraged Microservices architecture and was used to search query and display legacy artifacts based on pre configured criterion
• Designed and Implemented batches based with Spring Batch as platform.
• Designed Multi tenant based solution which dynamically identified source of request and connected to specific database of tenant identified as originator of request.
• Designed schemaless Database Solution leveraging JSON support of Postgresql with aim of keeping database maintenance activities like schema changes to minimum .
• Involved in Design and Development of service and front end layers - in multi tenant solution for TAP .
• Involved in Multiple NFRS - Deciding Coding best practices using Sonar ,developing Devops pipelines using Jenkins .
• Developed Back end Database Jobs using Oracle PLSQL
• Architected Data Warehouse solution for TAP using Pentaho for Data Retreival .

Worked in Finacle which is an Infosys Ebanking Product .Finacle is used by major banks worldwide like ICICI ,Federal Bank in India and ANZ Bank in Australia .This project involved migrating from Finacle Ebanking solution to latest version 11x from 6.2.3 .

• Comparative Analysis of Finacle Ebanking application 6.2.3 and 11x and designing migration approach.
• Involved in developing Service Modules for FEBA Java Backend .
• Setting up Database and Application for New FEBA application for ICICI .
• Migration of 2.1 TB of Data into new architecture .

Worked in an internal product used by Minacs to send timely car maintenance reminders to customers - Mazda, Subaru and Honda Customers throughout US .

• Development of Database Backend Jobs in Oracle triggered by Job Management System Appworx .
• Design and development of Email templates of maintenance reminders based on business requirements.
• Performance tuning of existing system to send reminders in timely manner .

This project involved working as a contractor in Hewlett Packard in Houston .

• Migration of database from Oracle 9i to 10g , conducting GAP Analysis and documenting challenges , desupported features etc .
• Functional and Performance testing of application in target database and fixing database specific performance bottlenecks.