RahulTallam

Deploy and monitor scalable infrastructure on Amazon Web Services (AWS) and configuration management instances and managed servers on the AWS platform using Ansible configuration management tools.
Created instances in AWS and migrated data to AWS from data center.
Built CI/CD pipelines using Jenkins for end-to-end automation to support build and deployment as a pipeline.
Created job chains with Jenkins Job Builder, Parameterized Triggers, and target host deployments.
Utilized Jenkins plugins and Jenkins API.
Developed strategy for cloud migration and implementation of best practices using AWS services like database migration service and AWS server migration service from on-premises to cloud.
Worked with Terraform key features such as infrastructure as code, execution plans, resource graphs, and change automation.
Created infrastructure such as Web app, Function App, vNet's, DNS settings, routing, security policies, load balancer, app gateway, and Application Insights in a coded manner using Terraform.
Worked on Blue Green Deployments to maintain zero downtime while new production release.
Maintained branching standards in Git-Flow.
Implemented Docker-Maven plugin and Maven POM to build Docker images for microservices.
Used Docker file to build Docker images from Java jar files.
Written Ansible playbooks to install Grafana and tested using Kitchen CI before pushing into different environments.
Written Ansible playbooks for deployment of WAR, JAR, and EAR files across all environments and for restarting applications.
Configured Ansible control server (Linux) to manage Windows servers and installed application using Ansible.
Worked with AWS container service (ECS) and Azure container services.
Wrote Ansible playbook to install Splunk forwarders.
Wrote Terraform scripts to create infrastructure for App Dynamics.
Built servers in cloud-based and physical infrastructure.

• Expertise in working with Terraform key features such as Infrastructure as a code, execution plans, resource graphs, change automation and created infrastructure such as Web app, Function App, vNet's, DNS Settings, Routing, Security Policies, Load Balancer, App gateway, Application Insights in a coded manner using Terraform.
• Working knowledge on Blue Green Deployments to maintain Zero Down time while new Production Release. And maintained Branching Standards in Git-Flow.
• Implemented Docker-Maven plugin and Maven POM to build Docker Images for all micro services and later used Docker file to build the Docker Images from the java jar files.
• Written Ansible playbooks to install Grafana and tested using Kitchen CI before pushing into different environments.
• Written Ansible playbooks for deployment of WAR, JAR, and EAR files across all the environments & for restarting applications.
• Successfully configured Ansible control server (Linux) to manage Windows servers and installed application using Ansible.
• Experience working with AWS container service (ECS) and Azure container services.
• Wrote Ansible playbook to installed Splunk forwarders.
• Wrote Terraform Scripts to create infrastructure for App Dynamics.
• Build servers in cloud based and physical infrastructure

Involved in migrating applications to the AWS/GCP cloud.
Implemented multiple CI/CD pipelines as part of DevOps role for on-premises and cloud-based software using Jenkins, AWS, and Docker.
Implemented a serverless architecture using API Gateway, Lambda, and DynamoDB and deployed AWS Lambda code from Amazon S3 buckets.
Created a Lambda Deployment function and configured it to receive events from S3 bucket.
Worked on DevOps/Agile CI CD operations process and tools area including code review, unit test automation, build and release automation, environment, service, incident and change management.
Helped development team deploy applications into Docker container and made them accessible at runtime using cloud services like AWS, Netflix Eureka, Spring Hystrix, Spring Ribbon, Spring Kafka, and Zookeeper.
Developed AWS CLI script automation for EMR and other AWS services and built serverless architecture using Lambda (Boto3) and Step Functions.
Worked on a ticketing system based on Jira for all assigned tasks.
Used AWS data pipeline service for moving data between AWS compute and storage services and created complex data processing fault tolerant and repeatable workloads.
Presented security best practices in AWS including MFA, access key rotation, and encryption using KMS, firewalls, security groups, and NACLs.
Merged DynamoDB with AWS Lambda and AWS services to create distributed applications and event-driven architectures.
Offered multiple suggestions and DR strategies for business continuity and HA.
Oversaw AWS infrastructure provisioning using CloudFormation.
Levered CloudWatch and flow logs to oversee infrastructure and applications.
Experience in implementing AWS resources to build servers in the infrastructure using launching EC2, S3, RDS, ECS, ECR, creating security groups, load balancers and AMIs.
Experience in writing CloudFormation scripts to deploy different AWS infrastructure components related to the respective services.
Installed and configured CI/CD tools in AWS environment and deployed applications in Dev, QA and Production environments using CloudFormation scripts.
Experience in AWS Lambda to deploy micro-services and trigger to run code by S3 and SNS.
Provided high durable and available data by creating and managing policies for the S3 data store, versioning, life cycle policies.
Worked on automation of the infrastructure using Terraform in AWS.
Deployment of cloud services including Jenkins and Nexus using Terraform.
Used AWS Beanstalk for deploying and scaling web applications and services developed with Java, PHP, Node.js, Python and Docker on Apache servers.
Handled Docker Engine, Hub, Machine, Compose and Docker Registry and created Docker images from Docker file and running them to create Docker containers and Docker consoles for managing the application life cycle.
Involved in installing and managing automation and monitoring tools on Red Hat Linux like Nagios, Splunk and Puppet.
Created dashboards, reports and alerts on Splunk for multiple applications.
Used Kubernetes for automating deployment, scaling and operations of application containers across clusters of hosts.
Created Kubernetes cluster with objects like Pods to deploy applications quickly and predictably.
Used Kubernetes dashboard for container management and pod creation.
Experience in migrating SVN repositories to GIT and manage GIT repositories.
Enabled customers to better manage software development, deployments and infrastructure with tools such as Ansible, Jenkins, Maven, SVN and Git.
Automated weekly releases with ANT/Maven scripting for compiling Java code, debugging and placing builds into Maven repository.
Used ServiceNow and Jira as a CRM tool for release incident and change management process.

Built CI/CD pipelines using Jenkins for deployments for end-to-end automation to support build and deployment as a pipeline.
Created job chains with Jenkins Job Builder, Parameterized Triggers, and target host deployments.
Utilized Jenkins plugins and Jenkins API.
Implemented cloud services AWS and implemented Bash and Python scripting.
Provisioned and configured log management tools like Splunk, Nagios, Data Dog, ELK and New Relic to retrieve useful log data and ensure proper monitoring and alerting every sprint release.
Deployed and orchestrated applications with Kubernetes.
Deployed Config Map, Secrets and Volumes on Kubernetes.
Managed and administered Kubernetes clusters including create namespace, deploy services, monitor services and pods.
Created and managed Helm charts and releasing of Helm packages.
Performed daily system administration tasks like managing system resources and end users support operations and security.
Administered RHEL including installation, testing, tuning, upgrading and loading patches, troubleshooting physical and virtual server issues.
Installed and configured Chef Server/workstation and nodes via CLI tools to AWS nodes.
Created Chef cookbooks using recipes to automate system operations.
Evaluated Chef framework and tools to automate cloud deployment.
Automated the build and release management process including monitoring changes between releases.
Managed deployment activities for multiple server instances by enabling passwordless SSH communication between servers and utilizing synchronize utility in Shell scripts.
Performed daily backup operations ensuring required file systems and system data were backed up to appropriate media.
Worked with OpenShift platform in managing Docker containers and Kubernetes clusters.
Repaired and recovered from hardware or software failures and coordinated with impacted programs.
Defined AWS Security Groups as virtual firewalls controlling traffic to AWS EC2 instances.
Developed CloudFormation scripts and utilized CloudFormation templates to automate launch of EC2 instances and deploying AWS resources.
Worked on multiple AWS instances, set security groups, Elastic Load Balancer and AMIs, and auto scaling to design cost effective, fault tolerant and highly available systems.