Divya Desinghraj

Site Reliability Engineer

Customer Name : Gain Credit

Description: Lending Stream / Banking

• Design, implement, and maintain highly available and scalable architectures on AWS, utilizing services such as EC2, S3, RDS, ECS, Lambda, etc.
• Develop and maintain infrastructure as code using tools like AWS CloudFormation automate the provisioning and management of AWS resources.
• Implement monitoring solutions to track the health and performance of AWS resources and applications. Configure alerts to proactively detect and respond to issues using DataDog
• Respond to incidents and outages, troubleshoot issues, and implement solutions to restore service availability and prevent recurrence.
• Monitor resource utilization and performance metrics to forecast capacity requirements and optimize resource allocation for cost-effectiveness.
• Conduct regular security audits and vulnerability assessments.
• Develop and maintain automated CI/CD pipelines for deploying and managing applications on AWS.
• Design and implement disaster recovery strategies and mechanisms to ensure business continuity in the event of AWS region failures or other disasters.
• Maintain comprehensive documentation of AWS architectures, configurations, procedures, and best practices. Share knowledge with team members through documentation, training sessions, and collaboration.
• Identify performance bottlenecks in AWS infrastructure and applications, and implement optimizations to improve performance and efficiency.
• Work closely with cross-functional teams including developers, operations, and business stakeholders to understand requirements, prioritize tasks, and drive initiatives forward.
• Participate in an on-call rotation to provide 24/7 support for critical incidents and emergencies, ensuring high availability and reliability of AWS services.
  

Site Reliability Engineer

Cognizant Technology Solutions

Customer Name : Oriental Financial Group
Description: Insurance application for healthcare department

• As part of OFG project, working as Subject Matter Expert for AWS Cloud services. Created and deployed CloudFormation template for IAM Roles and policies for AWS Code commit, AWS Code Build, AWS Code Pipeline, AWS Cloud Watch.
• Created AWS Code pipeline for SAM Application deployment (Lambda), UI Code. Created AWS Code Pipeline for Docker build pushed into Elastic container Registry and then deployed into Amazon ECS Fargate.
• Created AWS Code pipeline for Infrastructure deployment in multiple environments.
• Implement continuous integration and continuous deployment using AWS Devops.
• Created Jenkins (Pipeline as code) to get artifacts from JFrog and deploy into target environments (SIT, UAT). Configured Jenkins Master and Slave configuration to run builds.
• Integrated test frameworks (selenium) with Jenkins and automate test scripts execution. Implemented multibranch pipeline in Jenkins that will help developer to run Jenkins job for all branches.
• Initiating alarms in CloudWatch service for monitoring server's performance, CPU Utilization , disk usage etc. to take recommended actions for better performance. Amazon IAM service enabled to grant permissions and resources to users. Managed roles and permissions of users with help of AWS IAM.
• Built S3 buckets and managed policies for S3 buckets and used S3 bucket and Glacier for storage and backup on AWS . Writing UNIX shell scripts to automate jobs and scheduling cron jobs for job automation using commands with Crontab.

DevOps Engineer

Cognizant Technology Solutions

Customer Name : Discover Financial Services
Description:Discover Financial Services, Inc. is an American financial services company, which issues the Discover Card and operates the Discover and Pulse networks, and owns Diners Club International.

• Define branching & merging strategy, CI – CD Jenkins jobs to build multi-tier based application
• Experienced in working on Devops/Agile operations process and tools area (Code review, unit test automation, Build & Release automation, environment, Service, Incident and Change Management)
• Created Lambda functions to automate backup, restoration and deletion of specific EBS and RDS snapshots.
• Configured Jenkins jobs for patching EC2 instances with latest AMI using cloudformations.
• Implement and manage infrastructure as code through Cloudformation.
• Provisioning of Jenkins, Gradle, Docker and various dependencies as per requirement of Developers community, with issues or support ticket created
• Managing server related issues, releases, changes via ServiceNow Ticketing Tool
• Define Lifecycle of s3 objects as per application team requirements( Moving storage to Glacier or IA.
• Managing plugins and configuration of Jenkins.
• Developing CICD Multibranch pipeline in Jenkins using scripted as well as declarative Jenkins file as per requirement of developing team.
• Deployed Cloudwatch agents in EC2 instances using CFN template .(using cfn-init and cnf-hup daemons for incremental execution)
• Creating Nestedstacks for application team , based on their request.

• Educate and transform development team to leverage usage of Devops tool stack and implement CI/ CD.
• Configured S3 events to manage and notify new object creations and deletions through Console
• Technical support on vendor binary products such as Jenkins bitbucket, jfrog & Ansible builds.
• Provide training to application Team and APS team on usage of Devops Platform after migration.
• Ensure providing pipeline script for CI/CD for all business case application in groovy.
• Stackset Creation for deploying Renovate Bot across Github repositories at enterprise level & repo level.

• Educate and transform development team to leverage usage of Devops tool stack and implement CI/ CD.
• Technical support on vendor binary products such as Jenkins bitbucket, jfrog & ansible builds.
• Migrate projects from SVN to Bitbucket, TFS to Bitbucket for code base.
• Migrate from Teamcity to Cloudbees Jenkins.
• Provide training to application Team and APS team on usage of Devops Platform after migration.
• Ensure providing pipeline script for CI/CD for all business case application in groovy.

• Define Designing architecture flow on monthly email statements based on the subscription.
• Worked on DOC1 & EngageOne designer Tool
• Do testing using Aspire Web Application( Tomcat )
• Designing banking statements using DOC1 designer tool.
• Define Git commit-msg hook script to block developer from committing if commit message does not contain valid Jira issue key(s) using Jira REST API.
• Setup Master-Slave architecture for better performance.