Shiva Kumar Paila

• Working as AWS and DevOps Engineer for Cognizant Technology and Solutions from May 2022 to till now
• Role: AWS and DevOps Engineer
• Tools: GIT, Maven, Jenkins, Docker, Terraform, RED HAT Linux
• Cloud: AWS
• Application Servers: Apache Tomcat
• Operating System: Linux.

Roles & Responsibilities:

• Designing and deploying AWS solutions using EC2, S3, Elastic Load balancer (ELB), auto scaling groups.
• Experienced in AWS IAM roles and policies, proficient in providing least privilege access to users and resources, ensuring secure and compliant AWS environments.
• Monitoring the application traffic using WAF and written WAF rules to protect the application from malicious attacks in AWS.
• Written the python scripts to get the unused AMI’s and clean up for cost optimization.
• Implemented and managed AWS reserved instances (RI purchase) procurement process, optimizing cost efficiency and resource utilization in the AWS Environment.
• Creating S3 buckets and managing policies for S3 buckets and Utilized S3 bucket and Glacier for storage and backup on AWS.
• Proficient in Route 53 for efficient site management, including seamless site flipping between environments, rapid creation and management of DNS records, and implementation of traffic routing policies for optimal performance and high availability.
• Configured and monitored AWS CloudWatch alarms, logs, and dashboards to ensure high availability, performance, and security of cloud infrastructure, enabling proactive troubleshooting and optimization and real time visualization of key metrics.
• Experience in setting up ci/cd pipeline integrating various tools with Jenkins to build and run jobs which automate few tasks.
• Created AWS resources like EC2, S3 and CloudFront using terraform.
• Experience with configuration management using Ansible.
• Experience in Maintenance of source control management systems, such GIT and GitHub including repository setup, branching, merging, and release processes.
• Experience in Docker like creating Docker images, containers, Docker files, tagging and pushing to Docker Hub.
• Good knowledge on Kubernetes and Kubernetes Objects like, POD, Replication Controller, replica Set, Deployment, Service and Stateful Set etc.
• Experience with different ticketing tools like Jira, BMC remedy and BMC helix.

• Worked as AWS and DevOps Engineer for Cognizant Technology Solutions from Jan 2019 to Feb 2022
• Role: Application and Infrastructure Support
• Tools: GIT, JENKINS, Ansible and Terraform
• Cloud: AWS and Azure
• Application Servers: Apache Tomcat
• Operating System: Linux.

Roles and Responsibilities -

• Setting up EC2 instances and prerequisites on the instances for deploying the applications.
• Designing and deploying AWS solutions using EC2, S3, Elastic Load balancer (ELB), auto scaling groups.
• Experienced in creating multiple VPC's, public, private subnets as per requirement and established connectivity to AWS Resources in another VPC in another region using AWS VPC Peering.
• Used security groups, network ACL's, internet gateways and route tables to ensure a secure zone for organization.
• Creating and maintaining infrastructure for application in AWS using terraform.
• Automated deployment of builds to different environments using Jenkins.
• Experience in SSL handshake and certificate renewals at both environments (AZURE and AWS cloud).
• Implemented private endpoint in AZURE to secure SQL database.
• Written a shell script to automate repetitive tasks.
• Written ansible playbooks to automate daily tasks.
• Implemented various automations using AWS Lambda to reduce client costs such as AMI clean up.
• Setting up SNS alerts for application metrics.
• Experience on Mongo DB Queries to check customer order status in application database.
• Providing generic solutions and avoid reoccurring of incidents and proactively monitor the production environment and identifying the potential issues.
• Experience on supporting 24/7 production environments and providing on-call and weekend support.

Roles and Responsibilities

• Monitored system performance, identified bottlenecks, and implemented solutions to improve performance.
• Performed regular maintenance tasks such as patching, security updates, log reviews, backups.
• Developed scripts to automate various system administration tasks.
• Created user accounts and managed permissions on the file system level for multiple users.
• Deployed software packages using package managers such as apt-get or yum repositories.
• Worked closely with development teams to ensure smooth deployment of their applications.