Raja Reddy Darukumalli

Cloud DevOps engineer

Email: rajareddydarukumalli939 Ph: 945-***-****

SUMMARY:

Having a total around 7 years of experience,Cloud DevOps engineer with experience in Cloud(AWS),OpenShift, DevOps, Configuration management, Infrastructure automation, Continuous Integration and Delivery(CI/CD). I can implement effective strategies for N - Tier application development in both Cloud and On-premises environments. Experience in dealing with Unix/Linux .

Hands on experience on Backup and restore AWS services and in Design and configure Virtual Private Cloud (VPC), subnets, AWS Lambda, S3, DNS settings, security policies and routing.

Implemented a CI/CD pipeline using AWSDevOpsin both cloud and on-premises with GIT, MS Build, Docker, Maven along with Jenkins plugins.

Experience in Infrastructure Development and Operations involving AWS Cloud Services, EC2, EBS, VPC, RDS, SES, ELB, Auto scaling, CloudFront, Cloud Formation, Elastic Cache, API Gateway, Route 53, Cloud Watch, SNS.

Expertise in building CI/CD on AWS environment using AWS Code Commit, Code Build, Code Deploy and Code Pipeline and experience in using AWS CloudFormation, API Gateway, and AWS Lambda in automation and securing the infrastructure on AWS.

Experience in changing over existing AWS infrastructure to Serverless architecture (AWS Lambda, AWS Kinesis) through the creation of a Serverless Architecture using AWS Lambda, API gateway, Route 53, S3 buckets.

Proficiency in using Docker Hub, Docker Engine, Docker images, Docker Weave, Docker Compose, Docker Swarm, Terraform and Docker Registry and used containerization to make applications platform when moved into different environments.

Proficient in creating Docker images using Docker File, worked on Docker container snapshots, removing images, and managing Docker volumes and implemented Docker automation solution for CI/CD model.

Experience in Configuration management tools such as Ansible.

Experienced in Ansible Tower, which provides an easy-to-use dashboard and role-based access control and in developing Ansible playbooks for managing the application/OS configuration files in GIT hub, integrating with Jenkins, and Verifying with Jenkins plugins, deploying the application in Linux environment.

Experience in Ansible setup, managing hosts file, Using YAML linter, authoring various playbooks and custom modules with Ansible and Ansible Playbooks to automate in AWS services like Launching EC2, Provisioning IAM, Configuring VPC, EBS, Monitoring using Cloud Watch and Cloud Trail .

Experience with Cloud automation technologies such as Cloud Formation and Terraform for building, changing, and versioning infrastructure and manage existing cloud infrastructure as well as custom in-house solutions.

Expert in Setting up Continuous Integration (CI) by configuring Build, Code, Deploy and test automation Jobs in Jenkins for different applications and in creation and deployment using Code ship to automate branch & project creation in Git using (Groovy language) in Jenkins file and automating (using Ansible).

Hands on Exp on VMware

1+ Yrs Exp in OpenShift

Professional in deploying and configuring Elasticsearch, Logstash, Kibana (ELK) and AWS Kinesis for log analytics and skilled in monitoring servers using Nagios, Splunk, AWS CloudWatch, Azure Monitor and ELK.

Skilled with Python, Bash/Shell, PowerShell, Ruby, Perl, PowerShell, JSON, YAML, Groovy. Developed Shell and Python Scripts used to automate day to day administrative tasks and automation of the build and release process.

TECHNICAL SKILLS:

Automation Tools

Ansible, Jenkins, Docker, Nagios,Maven, Kubernetes

Application/Web Servers

Web Logic Application server 9.x, 10.x, Apache Tomcat 5.x/7.x, Web Sphere 6.x/7.x/8. X, JBoss 4.22. GA.

Scripting

Bash shell, shell scripting.

Version control tools

GitHub, GitLab

Data base

MongoDB,

Operating system

Linux (Red Hat 4/5/6/7, CENTOS), Ubuntu 12/13/14, Windows NT /2008 R2/2012, Windows 2003/2008 R2/ 2012/ 2016.

Virtualization Technologies

VMWare

Cloud Environments

AWS (EC2, S3, VPC, ECS, Cloud Watch, ELB, EBS, IAM, Cloud Watch

EXPERIENCE:

Moneygram,Dallas,Tx Oct ‘19 – Present

DevOps Engineer

Responsibilities:

Developed automated process for builds and deployments; Jenkins, Ant, Maven, Nexus, Shell Script

Creating and maintaining the playbooks

Followed best practices of agile methodology to speed up the delivery process efficiently

Introduced effective ways of communication and stream-lined use of JIRA, Confluence and to maximize productivity and bring discipline between Dev-QA communication gaps

Azure Storage development and design utilizing Blobs, Pages, Queues, Tables and VM's.

Established connection from Azure to On-premise datacenter using Azure Express Route for Single and Multi-subscription connectivity.

Worked with Terraform key features such as Infrastructure as code, Execution plans, Resource Graphs, Change Automation.

Worked in Private Cloud and Hybrid cloud configurations, patterns, and practices in Windows Azure and SQL Azure and in Azure web and database deployments.

Conceptualized, designed and built a product which uses Amazon's Cloud (EC2, VPC, IAM, CloudWatch and S3) to provide on-demand processing power to financial markets

Jenkins was used as continuous integration tool for automation of daily process

Experience in building Maven Project

Source Control branching, Merging, tagging, resolving file branch and merge issues

Attended daily stand up meetings, bug-scrub meetings, Sprint planning meetings and Weekly release health check-up meetings as best practices of agile environment

Work closely with developers, QA teams, Product owners and other stakeholders to deploy efficiently on various Demand ware sandbox instances

Monitoring application servers and Uptime monitoring solution increasing service level overall

Developed microservice on boarding tools leveraging Python and Jenkins allowing for easy creation and maintenance of build jobs and Kubernetes deploy and services.

Worked on the possibilities and different ways of Locking down different Terraform Module Versions.

Worked on TFE(Terraform Enterprise) and provision of TFE cluster in 5 multi regions with Sentinel Policy for Governance .

Wrote python scripts for automating the terraform variables from vault and updating the varibales with in the terraform enterprise.

Refactoring of monolithic applications to a Microservices and Component based architectures.

Worked on deployment automation of all the micro services to pull image from the private docker registry and deploy to docker swarm cluster using Ansible.

Building/Maintaining Docker container clusters managed by Kubernetes Linux, Bash, GIT, Docker

Worked with OpenShift platform in managing Docker containers and Kubernetes Clusters.

Written Templates for AWS infrastructure as a code using Terraform and CloudFormation templates to build with in 5 environments. Configuring and Networking of Security groups.

Worked on infrastructure with Docker containerization and maintained Docker Images and containers.

Environment: Linux (RHEL 5.x/6.x/7.x), Amazon EC2, Azure, Apache/ Web Server, DNS, NFS, Shell Scripting, Openshift, Ansible, AppDynamics, Chef, Jenkins, Docker, ESX 4.x, kickstart, ufsdump, DataDog, VERITAS Volume Manager, Websphere, Weblogic, Jboss, Tomcat, DNS, netstat, nslookup, SMTP, MYSQL, RDBMS, samba Winbind, LAMP, Kron, Bash, Oracle 11g, OVM 3.3.1.

Ameriprise Financial, Minneapolis, MN Dec ’2018 – Sep ‘2019

DevOps Engineer

Responsibilities:

Involved in designing and deploying multitude applications utilizing almost all AWS stack (Including EC2, S3, AMI, Route53, RDS, SNS, SQS, IAM) focusing on high-availability, fault tolerance, and Auto-Scaling in AWS Cloud Formation.

Maintained the user accounts IAM Roles, Route 53(CNAME), VPC, RDB, MongoDB, SQS & SNS services in AWS cloud.

Created Python scripts to totally automate AWS services which includes web servers, ELB, Cloud Front distribution, database, EC2 and database security groups and application configuration, this script creates stacks, single servers, or joins web servers to stacks.

Involved in creating the company's DevOps strategy in a mixed environment of Linux (Ubuntu, CentOS, RHEL) servers.

Experience in writing Ansible playbooks by using YAML script to launch AWS instances and used to manage web applications, configuration files, used mount points and packages.

Wrote Ansible playbooks, inventories created custom playbooks written in YAML language, encrypted the data using Ansible Vault & maintained role-based access control by using Ansible Tower & Implemented IT orchestration using Ansible to run tasks in a sequence which can work on different servers.

Created Snapshots and Amazon Machine Images (AMI's) of EC2 Instance and creating clone's instances.Used Python, included Boto3 to supplement automation provided by Ansible and Terraform for tasks such as encrypting EBS volumes backing AMIs and scheduling Lambda functions for routine AWS tasks.

Written Templates for AWS infrastructure as a code using Terraform to build staging and production environments. Defined Terraform modules such as Compute, Network, Operations, and Users to reuse in different environments.

Expertise in working with Terraform key features such as Infrastructure as a code, Execution plans, Resource Graphs, Change Automation and extensively used Auto scaling launch configuration templates for launching amazon EC2 instances while deploying microservices.

Virtualized the servers using the Docker for the test environments and development environment and performed configuration automation using Docker containers.

Wrote CI/CD pipeline in Groovy scripts to enable end to end setup of build & deployment using Cloud Bees Jenkins and Developed an end to end CI/CD Pipelines in Jenkins to retrieve code, perform tests and push build artifacts to Nexus.

Wrote scripts for the build, deploy, maintain using Jenkins, Git, Maven, Python, Bash and worked on CI/CD involving Run Deck Jenkins and Ansible to complete the automation from commit to deploy.

Used Git version control to manage the source code and integrating Git with Jenkins to support build automation and integrated with Jira to monitor the commits.

Integrated Docker container-based test infrastructure to Jenkins CI test flow and set up build environment integrating with Git and Jira to trigger builds using Webhooks and Slave Machines.

Implemented Git for Branching, Merging, Tagging and maintaining the version across the environments on Linux platforms and, designed and implemented Git Metadata including elements, labels, attributes, triggers, hyperlinks.

Installed and configured DHCP, DNS, web servers like Apache, IIS, mail servers like SMTP, IMAP, POP3, and file servers on RHEL servers.

Implemented a CI/CD framework using Jenkins, Maven & Artifactory in Linux environment and Integration of Maven/Nexus, Jenkins, Git and JIRA.

Maintained Jenkins continuous integration tool using shell/Perl and ruby scripts for automating releases to different environments.

Environment: Azure, Linux (RHEL 5.x/6.x/7.x), Solaris 9/10/11, Apache/ Web Server, Jenkins Ansible, AWS, Kubernetes, Openstack, Docker, Nagios, Chef, DNS, NFS, Shell Scripting, ESX 4.x, kickstart, ufsdump, VERITAS Volume Manager, Tomcat, DNS, nslookup, SMTP, MYSQL, RDBMS, samba Winbind, Kron, Bash, Oracle 11g, OVM 3.3.1.

Ksier Permanent,California,US Jan ’2018 – Nov ‘2018

DevOps Engineer.

Roles and Responsibilities:

Manage the build process for all applications for the Technology organization.

Coordinate between key team members, including developers, QA, and support to promote, schedule and perform deployments in various environments according to development time lines.

Create and document application support team processes.

Worked on AWS Ec2 cloud, S3, Cloud Formation and cloud deploy.

Used the AWS cloud formation templates to build the stack.

Setup the ELB and VPC configuration for the project.

Build, manage, and continuously improved the build infrastructure for software development engineering teams including implementation of build scripts, continuous integration infrastructure and deployment.

Proactively seeks opportunities to implement improvements to internal development processes.

Implemented continuous integration using Jenkins.

Worked Puppet master agent model setup on distributed environments.

Experience in writing manifests and modules.

Help communicate and enforce change control process.

Supporting release management for multiple concurrent work streams for different products.

Supporting development team with troubleshooting of environments.

Maintain and enhance the existing build and release management system.

Maintain source code repository with clear branch, tag, build revision identification.

Monitoring developer’s check-ins for adherence to defined processes.

Managing a continuous integration environment for software development.

Provide support on builds and quickly resolve any issues encountered.

Automate build and release process.

Rolled out puppet to all servers, and used the puppet database to drive host configuration, DNS zones, monitoring.

Worked hands-on with Terraform, Ansible, AWS, ELK/Elasticsearch, Airflow, docker, python, nodejs, shell scripts, Linu

Written the puppet manifest to build the configuration on the agent nodes.

Monitoring each service deployment, and validating the services across all environments.

Assist in defining and improving the team’s build promotion process from continuous integration to production.

Environment: AWS,Amazon Ec2 cloud, S3, Cloud Formation,cloud deploy, Terraform, Ansible, AWS, ELK/Elasticsearch, Airflow, docker, python, nodejs, shell scripts, Linu, Apache/ Web Server, Chef, Jenkins, ESX 4.x, kickstart, ufsdump.

Technovert, Hyderabed, India June ’2015 – Jun ‘2016

DevOps Engineer

Responsibilities:

Involved in designing and deploying multitude applications utilizing almost all AWS stack (Including EC2, S3, AMI, Route53, RDS, SNS, SQS, IAM) focusing on high-availability, fault tolerance, and Auto-Scaling in AWS Cloud Formation.

Maintained the user accounts IAM Roles, Route 53(CNAME), VPC, RDB, MongoDB, SQS & SNS services in AWS cloud.

Created Python scripts to totally automate AWS services which includes web servers, ELB, Cloud Front distribution, database, EC2 and database security groups and application configuration, this script creates stacks, single servers, or joins web servers to stacks.

Involved in creating the company's DevOps strategy in a mixed environment of Linux (Ubuntu, CentOS, RHEL) server

Experience in writing Ansible playbooks by using YAML script to launch AWS instances and used to manage web applications, configuration files, used mount points and packages.

Wrote Ansible playbooks, inventories created custom playbooks written in YAML language, encrypted the data using Ansible Vault & maintained role-based access control by using Ansible Tower & Implemented IT orchestration using Ansible to run tasks in a sequence which can work on different servers.

Virtualized the servers using the Docker for the test environments and development environment and performed configuration automation using Docker containers.

Wrote CI/CD pipeline in Groovy scripts to enable end to end setup of build & deployment using Cloud Bees Jenkins and Developed an end to end CI/CD Pipelines in Jenkins to retrieve code, perform tests and push build artifacts to Nexus.

Wrote scripts for the build, deploy, maintain using Jenkins, Git, Maven, Python, Bash and worked on CI/CD involving Run Deck Jenkins and Ansible to complete the automation from commit to deploy.

Used Git version control to manage the source code and integrating Git with Jenkins to support build automation and integrated with Jira to monitor the commits.

Integrated Docker container-based test infrastructure to Jenkins CI test flow and set up build environment integrating with Git and Jira to trigger builds using Webhooks and Slave Machines.

Implemented Git for Branching, Merging, Tagging and maintaining the version across the environments on Linux platforms and, designed and implemented Git Metadata including elements, labels, attributes, triggers, hyperlinks.

Installed and configured DHCP, DNS, web servers like Apache, IIS, mail servers like SMTP, IMAP, POP3, and file servers on RHEL servers.

Implemented a CI/CD framework using Jenkins, Maven & Artifactory in Linux environment and Integration of Maven/Nexus, Jenkins, Git and JIRA.

Maintained Jenkins continuous integration tool using shell/Perl and ruby scripts for automating releases to different environments.

Environment: AWS, Docker, Jenkins, Kubernetes, Openstack Oracle 11g, OVM 3.3.1, Linux RHEL 6.x/7.x, Solaris 9/10/11, Docker, VMware ESX 5.x, Veritas Volume Manager, Veritas Cluster Server, Weblogic 8.1, Samba, Amazon EC2, Apache/ Web Server, Puppet, Websphere Application Servers 7.x/8.x, Oracle 11g, Zabbix, Nagios 4.x, DNS, NFS, Shell Scripting, Perl Scripting.

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