Aws Engineer

Bhavani.P

Email: ****************@*****.*** Ph. No: 816-***-****

Linked In: https://www.linkedin.com/in/bhavani-pathuri-54a3551b1/

DevOps Engineer

Professional Summary:

Around 8+ years of experience in IT industry and played multi roles as Linux System Administration, DevOps Engineer, and Automation, Build and Release Engineer

Extensive experience includes SCM, AWS, DevOps, Build/Release Management and Cloud Management and Containerization.

Experience in designing, deploying and maintaining various applications utilizing AWS services stack including EC2, S3, EBS, Elastic Beanstalk, Route 53, VPC, Cloud Front, Dynamo DB, Red Shift, RDS, IAM, ECS, ELB, Cloud Formation, SNS, SQS focusing on High Availability, Fault-Tolerance and Auto Scaling.

Build and configured Virtual data center in AWS cloud to support enterprise including Virtual private cloud (VPC), public and private subnets, security groups, route table, Elastic load balancing and Cloud watch.

Created Snapshots and AMIs of EC2 instances and moved AMIs to different regions to create cross region Failover, created S3 buckets and managing policies for S3 buckets and glacier for storage and backup on AWS.

Experience in assigning infrastructure to an Auto Scaling group to scale-up and scale-down instances during heavy and low traffic and Elastic Load Balancer setup for distributing traffic among multiple servers for high availability.

Experience in AWS Cloud formation for automating and provisioning of AWS resources like custom sized VPC, NAT subnets, NACLs for deployment of Web application and database templates by creating AWS CloudFormation templates and Terraform and administering stacks by using templates.

Experienced in using cloud migration tools like Snowball, direct connect for migrating data from on-premises data centers to AWS Cloud and Implemented Terraform modules for deployment of various applications across multiple cloud providers and managing infrastructure.

Developed Python scripts to take backups of Elastic Block Storage (EBS) volumes using AWS Lambda and Cloud Watch and automate AWS services which include Web servers, ELB, Cloud Front Distribution, Database, Security groups, S3 bucket and application configuration.

Experience on Azure cloud services (PaaS & IaaS), Azure Web apps, Function Apps, Azure Data Factory & Storage, Azure Resource Manager (ARM), Azure Identity & Access Management, Active Directory, Azure SQL/Cosmos DB, Azure Multi-Factor Authentications, Load Balancing and Application Gateways.

Used Kubernetes to orchestrate deployment, scaling, clustering and management of containerized applications as Pods, Docker swarm in managing Docker containers and Kubernetes Clusters to support automatic high availability, load balancing, health checking and failover.

Experienced in using the Docker for virtualization, Ship, Run and Deploy the application securely to fasten the Build/Release Engineering. Virtualized the servers using the Docker for test and dev-environment needs.

Experienced in automating configuration of hosted environments including Database Administration and scaling an application and support load changes using Ansible and Chef.

Experience in Working on Chef with Knife commands to manage Nodes, Cookbooks, Chef Recipes, Chef attributes, Chef Templates and extensively used Ruby scripting on Chef Automation for creating cookbooks comprising all resources, templates, attributes.

Implemented and designed AWS virtual servers using Ansible roles, ensuring deployment of web applications and experience in working with GIT to store the code and integrated it to Ansible Tower to deploy the Playbooks.

Involved in writing Ansible playbooks for setup and configuration of tools including Jenkins and Artifactory on remote servers using REST API protocol and Created playbooks for deployments and bug fixes with Ansible.

Automated configuration of infrastructure and deployment of web applications on webservers Apache/httpd and Java on application servers like Tomcat by using Ansible playbooks.

Used build tools like Maven, Ant and Gradle for building deployable artifacts such as jar, war and ear from source code and Artifactory Repository like Sonatype Nexus for Maven and Ant builds to upload artifacts using Jenkins.

Experienced in all areas of Jenkins setting up CI for new branches, build automation, plugins installations and management and securing Jenkins and setting up master/slave configurations.

Experienced in Administration of Production, Development and Test environments carrying Windows, Ubuntu, and Red Hat Linux, Centos and Solaris servers.

Extensively worked on monitoring servers using Splunk, Nagios, Cloud watch and ELK Stack.

Proficient in Querying RDBMSs like Oracle, MySQL, SQL Server and NoSQL Databases MongoDB.

Developed scripts using PERL and BATCH files for Automation of Activities and builds, multiple Scripting languages like Bash, Python, Ruby, and PowerShell.

Having good knowledge in oops concepts and developing J2EE applications using JSP, servlets.

Technical skills:

Source Code Management

SVN, GIT, Bitbucket

Build Tools

Apache ANT, Maven, Gradle

Continuous Integration Tools

TeamCity, Bamboo, Jenkins

Artifact Repository Management Tools

Artifactory, Nexus

Automation /Container Tools

Chef, Ansible, Terraform, Docker, Docker Swarm, Kubernetes

Cloud Providers

AWS, Azure

Bug Tracking Tools

Trello, Atlassian JIRA, Rally, Bugzilla

Monitoring Tools

NAGIOS, Splunk, ELK stack, Cloud watch

Security Tools

Veracode, Qualys

Operating systems

Linux: RHEL 4.x/5.x/6.x/7, CentOS 5.x/6.x/7&Ubuntu 12.x, 14.x&

Windows 2008/2012, Debian

Databases

Oracle 9i/10g,11g, DB2, SQL Server, Mongo DB

Curantis Solutions, Addison, TX

DevOps Engineer Mar 2018 - Till Date

Responsibilities:

Created AWS Launch configurations based on customized AMI and use this launch configuration to configure auto scaling groups and Implemented AWS solutions using EC2, S3, DynamoDB, Route53, EBS, Elastic Load Balancer, Auto scaling groups.

Developed micro services with AWS Lambda and S3 using Java to improvise the performance of the application and managed network security using Security groups and NACLs.

Configured AWS IAM and Security Group in Public and Private Subnets in VPC and created AWS Route53 to route traffic between different regions and Used CloudFront to deliver content from AWS edge locations to users, allowing for further reduction of load on front-end servers.

Expertise in solving manual redundant infrastructure issues by creating CloudFormation Templates using AWS's Server less application model and deploy RESTFUL API's using API gateway and triggering Lambda Functions.

Created, managed and performed container-based deployments using Docker images containing Middleware and Applications together and Evaluated Kubernetes for Docker container orchestration.

Used Jenkins pipelines to drive all microservices builds out to the Docker registry and deployed on Kubernetes, Created Pods and managed, created private cloud using Kubernetes that supports DEV, TEST, and PROD environments.

Involved in migrating applications from EC2 servers to Docker services for the test and dev-environment needs, configuration and automation using Docker containers. Leveraged Docker Engine to run Multiple Tomcat Instances as Containerized Apps.

Worked on creating the Docker containers and Docker consoles for managing the application life cycle and experience with container-based deployments using Docker which involves troubleshooting the Docker volume problems, storing the data within containers and Docker networking configuration.

Managed Ansible Playbooks with Ansible roles. Used file module in Ansible playbook to copy and remove files on remote systems and worked with deploying web application on Apache, Maintained high availability clustered and standalone server environments and refined automation components with configuration management (Ansible).

Created inventory in Ansible for automating the continuous deployment and wrote playbooks using YAML scripting.

Configured Apache webserver and Tomcat in the Linux AWS Cloud environment and automatic deployment of applications using Ansible automation.

Experience in utilizing Jenkins for enterprise scale infrastructure configuration and application deployments checking out code from GIT and use Maven to build war/jar artifacts and creating pipelines.

Automated Jenkins jobs checking out code from GIT pushed to Git repository by using Poll SCM, and scheduled jobs as night builds and configured Maven test, compile and build.

Used MAVEN as a build tools on java projects for the development of build artifacts on the source code and deployed artifacts into Nexus ((Jar and War file) repository and defined dependencies and plugins in Maven pom.xml for various activities and integrated Maven with GIT to manage and deploy project related tags.

Monitoring of Application and Servers by using shell/python scripts and Nagios as monitoring tool to identify, resolve infrastructure problems before they affect critical processes and worked on Nagios Event handlers in case of automatic restart of failed applications and services.

Highly participated in Linux/Ubuntu administration along with other functions managing different server's like Apache/Tomcat and databases such as Oracle, MySQL.

Participated and contributed effectively in daily stand-up, sprint review, sprint demo and scrum meetings in Agile.

Worked with JIRA ticket tracking as change management and bug tracking tool.

Environment: EC2, S3, DynamoDB, Route53, EBS, NACL, lambda, IAM, VPC, AMI, Linux, Apache Tomcat, Oracle, Ubuntu, Redhat, SUSE, Code Deploy, Code commit, Jenkins, Docker, Kubernetes, Git, Nagios, Maven, Ansible, Jira.

The Home Depot, Austin, TX

DevOps/ Cloud Engineer Aug 2016 - Jan 2018

Responsibilities:

Creating the automated build and deployment process for application, re-engineering setup for better user experience, and leading up to building a continuous integration system for all our products.

Involved in repeated working on AWS cloud platform and its features, which include EC2, VPC, AMI, RDS, S3, Route53, IAM, Cloud Formation, Cloud Front and Cloud watch.

Worked on AWS EC2 Instances creation, setting up AWS VPC, creating AMI’S (Amazon machine images) using VM Import/Export to import virtual machines (VM) images to amazon EC2 as AMI’s, launching AWS EC2 instances with different kind of private and public subnets based on the requirements for each of the applications.

Used Cloud-watch for monitoring the server’s (AWS EC2 instances) CPU utilization and system memory.

Building and managed policies for S3 buckets and used S3 bucket and Glacier for storage and backup on AWS and Created and managed an encrypted S3 bucket for all CloudTrail logs Encrypted bucket, and policy to allow MSSP to access the logs.

Designed AWS Cloud Formation templates in JSON to create custom sized VPC, subnets, NAT to deploy Web applications & database templates.

Designed roles and groups for new users using AWS Identity and Access Management (IAM), utilized special Security groups, IAM roles, and Authorized and edited policies for different dev and Prod users.

Implemented a continuous delivery pipeline with Docker for custom application images in the cloud using Jenkins.

Using the Docker, deployed a new running container, worked on the setup of Docker registry and published all the Docker images to that registry.

Worked on Microsoft Azure (Public) Cloud to provide IaaS support to client. Create Virtual Machines through Power Shell Script and Azure Portal.

Manage and Create Storage Account and Affinity Group in Azure Portal.

Capture an image of a Virtual Machine. Attaching a Disk to a Virtual Machine. Manage and create Virtual Network and End Points in Azure Portal.

Deploying VM's, Storage, Network and Affinity Group through PowerShell Script.

Creating Storage Pool and Stripping of Disk for Azure Virtual Machines. Backup Configure and Restore Azure Virtual Machine using Azure Backup.

Moderate and contribute to the support forums (specific to Azure Networking, Azure Virtual Machines, Azure Active Directory, Azure Storage) for Microsoft Developers Network including Partners and MVPs.

Provide consulting and cloud architecture for premier customers and internal projects running on Microsoft Azure platform for high availability of services, low operational costs.

Automated application deployment in the cloud using Docker technology using Elastic Container Service scheduler, created and managed a Docker deployment pipeline for custom application images in the cloud using Jenkins.

Development of Chef recipes using Ruby Script through Knife command-line tool to create Chef cookbooks to manage systems configuration and developed Chef Cookbooks to manage system configuration and for Tomcat, MySQL, Windows applications and versioned them on GIT repositories and Chef Server.

Worked on bootstrapping nodes with chef server for on-site application, cookbooks and wrote recipes and uploaded them to chef server to manage on-site application and services.

Written Chef Cookbooks using Ruby for DB configurations to modularize and optimize product configuration, converting production support scripts to Chef Recipes and AWS server provisioning using Chef Recipes.

Implemented continuous delivery framework using Jenkins in Linux environment, created pipelines for Jenkins jobs integrating with (SCM poll) GIT and Setup GIT on a Linux environment, configured the users with LDAP, created the repository and branching structure for all the applications.

Worked on creating Jenkins File for various Jenkins jobs using groovy script a DSL (domain specific language) to use them as various workflow scripts for defining CI/CD.

Good knowledge in Developing Java API to connect with AWS S3 Services for storing and retrieving data Manage configuration of Web App and Deploy to AWS cloud server through Chef.

Added resources to REST and SOAP APIs to support new features. Assisted with design of REST API for platform automation.

Developed REST APIs in Spring Boot to consume JSON data and integrated the backend logic with the frontend views.

Worked with Splunk monitoring using custom monitors, maintaining and adjusting existing monitors and responding to generated requests.

Release Management and Build Automation with VSTS Developed automation scripts using PowerShell, supporting multiple hosts and VMs for Azure cloud deployments.

Generated tickets, reports on different bug issues and tickets using JIRA tool.

Environment: Redhat, VMWare, SUSE, EC2, VPC, AMI, RDS, S3, Route53, IAM, Cloud Formation, MySQL, Cloud Front, Cloud watch, lambda, Docker, Chef, Git, Jenkins, Splunk, Jira

AT&T, Richardson, TX

Build and Release Engineer Jan 2014 – Jul 2016

Description: It provides application management and Infrastructure management to industries like retail, healthcare, banking etc. Its services range from implementation, testing, business intelligence, planning, development, migrating and support.

Responsibilities:

Automated the build and release management process including monitoring changes between releases.

Responsible for Development of DEV, QA, UAT and PRODUCTION Build and Release.

Developed and implemented Software Release Management strategies for various applications according to the Agile process.

Built and released Cloud based products containing Linux and Windows environments, using Power Shell, TFS and Python Scripting.

Managed the development activities for multiple server instances by enabling password less SSH communication between the servers.

Worked on Jenkins as continuous integration server by integrating it with Git, Maven, Sonar scanner and Nexus.

Maintained and administered GIT source code tool, Created Branches, Labels and performed Merges in Stash and GIT.

Integrated GIT into Jenkins to automate the code check-out process with the setup of SCM Polling for Immediate build with Maven, Code Analysis with Sonar scanner and artifactory as Nexus.

Experience in integrating Unit Tests and code quality analysis tools like Junit and Selenium.

Experienced in AWS (Amazon Web Services) including deploying new server instances through automation with CHEF and Jenkins.

Experience in installing, administering and maintenance of CHEF which is used as a configuration management for existing infrastructure.

Used CHEF to manage Web Applications, Config files, Database, Commands, and Users Mount.

Experience in writing chef cookbook and recipes to automate the deployment process and to integrating chef cookbooks into Jenkins jobs for a continuous delivery framework.

Configured JIRA workflows according to the needs to the CM team and integrated the project management features of JIRA with the build and release process.

Proposed and implemented branching strategy suitable for agile development in Subversion.

Extensively worked on migrating VMs from physical to virtual (P2V) environment.

Building & configuring Redhat Linux systems over the network, implementing automated tasks through crontab, resolving tickets according to the priority basis.

Deployed the applications (EAR & War archives) to Tomcat Application Server and static content to apache web servers.

Responsible for the Plugin Management, User Management, Build/Deploy Pipeline Setup and End-End Job Setup of all the projects.

Monitor progression of releases and keep them on track for delivery on planned release date.

Worked closely with the team to review code for compatibility issues, resolve issues as they arise, and implement deployment processes and improvements on a continuous basis.

Environment: Linux, Windows, Power Shell, Jenkins, Tomcat, Maven, Chef, Nexus, Redhat.

Client: Tanla solutions, India

Linux Administrator May 2012 - Dec 2013

Description: It’s a global professional service firm which makes business transformation real. It designs and solve problems with data and analytics. It provides service to different specialties like Insurance, finance, Automotive, Transport and Logistics.

Responsibilities:

Performed system administration of UNIX servers by using Operating Systems of Solaris, Managing SUN Solaris, Compaq and Linux workstations and servers.

Involved in design, configuration, installation, implementation, management, maintain and support for the corporate Linux servers RHEL 3, 4, 5, CENTOS 5, Ubuntu.

Involved in System Administration, System Builds, Server builds, Installs, Upgrades, Patches, Migration, Trouble Shooting, Security, Backup, Disaster Recovery and Performance Monitoring on UNIX (Red Hat Linux) Systems.

Planning and implementing system upgrades including hardware, operating system and periodical patch upgrades.

Enabled security using the LDAP registry by assigning different roles to different users and groups.

Build the Linux Firewall for network and implement to secure the network.

Performed integration between different Operating Systems such as Windows using Samba Server and Roaming Profile.

Worked on Solaris volume manager to create file systems as per user and database requirements.

Remotely coping files using SFTP, FTP, SCP, WinSCP and FileZilla and regularly manage backup process for server and client data.

Setup Linux workstations with hardware and software RAIDS and implement LVM. Configure and maintain clustered RAID subsystems.

Performance tuning, preventive maintenance and daily backup is done using shell and python scripts.

Configured LAN, WAN and managed Network troubleshooting applications TCP/IP including Ethernet, IP addressing & Sub netting, routing.

Monitored overall system performance, performed user management, system updates, file systems, network and disk & storage management using NAGIOS monitoring.

Scheduling full and incremental backups using Net Backup on daily, weekly and monthly basis. Experience with adding and configuring devices like Hard disks and Backup devices etc.

Provided on-call pager support for Critical Production Systems and applications and Documentation writing and re-organizing within portal.

Environment: UNIX, Windows XP, Linux, WinSCP, FileZilla, LDAP, shell

Education: Bachelor’s in Computer Science, KL University, India 2011.

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