SUMMARY

• AWS Certified Cloud Engineerwith around 9+Years of experience in IT industry comprising of Systems Administration and Change Management, Software Configuration Management (SCM), Build and Release management and Process Engineering.
• Maintenance and Vulnerability Management of Hybrid infrastructure andCI/CD using Chef - Cookbooks.
• In depth Knowledge ofAWScloud service likeCompute, Network, StorageandIdentity & access management.
• Experience in implementing server-side technologies with RESTful APIs and MVC/MVT design patterns using Django/Flask frameworks.
• Experienced in MVWframeworks like Django, JavaScript and JQuery
• Experienced in developing web-based applications using Python, Django, PHP, XML, CSS5, HTML, DHTML, JavaScript, RabbitMQ, Jdk1.7
• Excellent Programming skills at a higher level of abstraction using Scala and Spark.
• Experience in project deployment using Jenkins/Heroku and using web services like Amazon Web Services (AWS) EC2andAWS S3
• In-depth understanding of the principles and best practices of Software Configuration Management in Agile, SCRUM, Waterfall methodologies.
• Experienced in NoSQL databases like MongoDB, Cassandra and relational databases like Oracle, SQLite, Postgre SQL and MySQL databases.
• Built the web application by using Python, Django, AWS, J2EE, Postgre SQL, MySQL, Oracle 10g and MongoDB.
• Deployed Azure Iaasvirtual machines (VMs) and Cloud services (PaaS role instances) into secure VNets and subnets.
• Assist DNSwith research, creation, implementation and assessment of policies and procedures
• Programmed the invoicing web application using PostgreSQL as the backend.
• Expertise in DevOps, Release engineering, Configuration Management, Cloud Infrastructure and Automation with Jenkins, Chef, Puppet.
• Hands on Experience in Hadoop ecosystem including HDFS, Spark, Hive, Pig, Sqoop, Impala, Oozie, Flume, Kafka, HBase, ZooKeeper, MapReduce.
• Experienced inReact.jsand working with ReactFlux architecture.
• Experience in utilizing SASFunctions, SASProcedures, and Macros for data updates, data cleansing, and reporting.
• Resolution of problems in the Bluetooth framework in an ARM-Cortex-A9 based automotive platforms running the Windows EmbeddedCompact 7 system.
• Adept in using SASEnterprise Guide for performing day to day programming in SAS.
• Extensive knowledge and Experience in dealing with modperldevelopment inPerlCGI, Object oriented Perl, JavaScript, HTML and CSS.
• In-depth experience with VMware, VirtualBox, Open stack, Azure and Amazon Cloud Services and managing security groups in AWS.
• DevelopPuppet modulesand role/profiles for installation and configuration of software for required for various applications/blueprints.
• Wrotepythonscripts to manage AWS resources from API calls using BOTOSDK and also worked with AWS CLI.
• WroteAnsibleplaybooks to launchAWSinstances and usedAnsibleto manage web applications, configuration files, used mount points and packages.
• SetupPuppetMaster, client and wrote scripts to deploy applications on Dev, QA, production environment.
• Maintenance and Vulnerability Management of Hybrid infrastructure andCI/CD using Chef - Cookbooks.
• Experience withChef EnterpriseHosted as well as On-Premise, Installed Workstation, Bootstrapped Nodes, Wrote Recipes andCookbooksand uploaded them toChef-server, managed On-site Applications/ Services/Packages usingChefas well asAWS for EC2/S3/Route53 & ELB with Chef Cookbooks.
• Extensive experience in developing and maintaining build, deployment scripts for test, Staging and Production environments usingANT, Maven, Shell and Perl Scripts.
• Maintained high Availability clustered and standalone server environments and refined automation component with scripting and configuration management (Ansible).
• Hands-on experience inMicrosoftAzureCloudServices (PaaS & IaaS), Storage, Web Apps, Active Directory, Application Insights, Internet of Things (IoT),AzureSearch, Key Vault, Visual Studio Online (VSO) andSQLAzure.
• Strong experience in automating Vulnerability Management patching andCI/CD using Chefand other tools likeGitLab, Jenkins, and AWS/Open Stack.
• In depth Knowledge ofAWScloud service likeCompute, Network, StorageandIdentity & access management.
• Hands-on Experience in configuration of Network architecture on AWS withVPC,Subnets,Internet gateway,NAT, Route table.
• Responsible for ensuring Systems & Network Security, maintaining performance and setting up monitoring usingCloud WatchandNagios.
• Experience in working on version controller tools likeGitHub (GIT), Subversion (SVN) and software builds tools likeApache Maven, Apache Ant.
• Extensively worked onCI/CD pipelinefor code deployment by engaging different tools (Git,Jenkins,CodePipeline) in the process right from developer code check-in to Production deployment.

TECHNICAL SKILLS

DevOps Tools: Puppet, Chef, Ansible, Vagrant, Docker and Splunk

Cloud Platform: AWS, Azure, Open Stack, GCP

Scripting Languages: PERL, Ruby, Python, Shell Programming

Web/App Servers: Web logic, Web Sphere, Apache Tomcat, JBOSS

Build & CI Tools: ANT, Maven, Hudson/Jenkins, Cruise Control, Bamboo, Nexus

SCM Tools: CVS, SVN, ClearCase, GitHub, Perforce

Databases: Oracle, SQL,Google Big Query Enterprise NoSQL, Cassandra

Operating Systems: UNIX, Linux, MS DOS, Windows 2012, 2008 Server

Programming Languages: Java, J2EE, C++

Monitoring Tools: Spunk, Nagios, Virtualization/Container Vagrant, Docker, VMware

PROFESSIONAL EXPERIENCE

Sr.Cloud DevOps Engineer

Confidential, Natick, MA

Responsibilities:

• As a Cloud Devops Engineer, I was responsible for developing and deploying the AWS resources through Terraformlike IAM, EC2, EBS, S3, VPC, LAMBDA, Route53, SSM, SNS. Experienced in Cloud automation.
• Built the databases in AWS using RDS, storage using S3 bucket and configuring instances backups to S3 bucket to ensure fault tolerance and high availability.
• DevelopedAPIsto surface ML models withGraphQLandFlask.
• Used Cloud Infrastructure Automation which includes Amazon Web Services (AWS), Jenkins, GitHub.
• Developed python in automating the deployments on AWS using GitHub, Terraform and Jenkins.
• Setting up the build and deployment automation for Terraform scripts using Jenkins. Provisioned the highly available EC2 Instances using Terraforms.
• Visualized and manipulated the data prepared different environments for different applications on AWS by providing on EC2 instances using Docker, Bash and Terraform.
• Used CI/CD pipelines using Jenkins, GitHub Terraform and AWS.
• UsedRestfulWeb services for integration with many monitoring devices.
• Utilized Python specific tools including Django, Django Rest Framework, Django ORM, Flask, SQLAlchemy, Pandas, NumPy.
• Work with Unica campaign management team to promote new products and services to existing and new customers.
• Created a full web stack using AWS Infrastructure(Beanstalk, multiple lambdas, Amazon Aurora, API Gateway etc) to create a fully functioning API using GraphQL technology with multiple data sources.
• Extensively worked on python for Jenkins automation on Jenkins for configuring and maintaining continuous integration (CI) and for End to End automation for all build and deployments.
• Worked on implementing the CI/CD pipeline, automation programmatically by creating Jenkins jobs and pipelines and solving various problems.
• Developed and designed anAPI(RESTfulWeb Service).
• Worked on all phases of the software development life - cycle (SDLC) with a specific focus on the build and release the quality software.
• Involved in Waterfall, Agile/Scrum and most recently Continuous Integration and Continuous Deployment (CICD) practices.
• Confidential ExperienceOne provides customer engagement solutions to clients - It includes strategic initiatives like Coremetrics, Unica, Tealeaf, Silverpop etc.
• Developed with installation and configuration of Docker environment (v1.5.0) including Docker registry hub for managing different Docker images and deployment of applications inside the software containers.
• Created Business Logic using Python to create Planning and Tracking functions.
• Integration of Coremetrics and Unica to provide additional features to the clients.
• Developed python/Django based web application, PostgreSQL DB, and integrations with Equipment data
• Designed and developed data ma nagement system using MySQL.
• Load historical machine data from Azure blob to C3IoT platform, the transformed data based on the defined annotations load into S3, PostgreSQL, or Cassandra.
• Developed and Implemented various SQL queries and Shell scripting as per client requirements.
• Conduct systems design, feasibility and cost studies and recommend cost-effective cloud solutions such as Amazon Web Services (AWS).

Environment: Java/J2EE, Jenkins, JIRA,Maven, GIT, ANT, AWS, Python, Ruby, Cassandra, Web logic, Unix Shell Scripting, Nagios,GCP, Cloud WatchJira, confluence, eclipse, intellij, Spark, Linux.

Sr. Cloud Devops Engineer

Confidential, Cincinnati, OH

Responsibilities:

• Developed entire frontend and backend modules using Python on Django Web Framework.
• Worked on designing, coding and developing the application in Python using Django MVC.
• Experience in working with Python ORM Libraries including Django ORM
• Worked on integrating python with Web development tools and Web Services.
• Experience with Django and Flask a high-level Python Web framework.
• Developed tools using Python, Shell scripting, XML to automate some of the menial tasks. Interfacing with supervisors, artists, systems administrators and production to ensure production deadlines are met.
• Designed User Interfaces using JQuery, Bootstrap,JavaScript, CSS3, XML and HTML5.
• Created a Handler function in Python using AWS Lambda that can invoke when the service is executed.
• Developed server side using PHP in both WAMP and LAMP server framework.
• Developed Business Logic using Python on Django Web Framework.
• Developed views and templates with Python and Django's view controller and templating language to create a user-friendly website interface.
• Designed and developed integration methodologies between client web portals and existing software infrastructure using SOAP API's and vendor specific frameworks.
• Used Django Database API's to access database objects.
• Used JQuery and Ajax calls for transmitting JSON data objects between frontend and controllers.
• Created a simple AWS Lambda function using python for deployment management in AWS.
• Design, investigation and implementation of public facing websites on Amazon Web Services (AWS).
• Designed web UI components for various modules and used JavaScript for client-side validation.
• Involved in building database Model, APIs and Views utilizing Python, in order to build an interactive web-based solution.
• Monitoring spark jobs using Yarn application.
• Developed Spark/Scala code to ingest data leveraging memory and optimizing performance
• Assist in the migration of existing SASprograms from SAS9.2 to SAS9.4 and validate the resultant datasets.
• Used log the different host system event and alert information to Cassandra database.
• Deployed Core OS KubernetesClusters to manage Docker containers in the production environment with light weight Docker Images as base files.
• Developed micro services on boarding tools leveraging Python and VSTS allowing for easy creation and maintenance of build jobs and Kubernetesdeploy and services.
• Modified and created SASdatasets from various input sources like flat files, CSV, and other formats, created reports and tables from existing SASdatasets.
• Worked on different data formats such as JSON, XML and performed machine learningalgorithms in Python.
• Used pandas, numpy, seaborn, matplotlib, scikit-learn, scipy, NLTK in Python for developing various machine learningalgorithms.
• Working in oauthgroup to support 2-leg and 3-leg oauthincluding OIDC protocol.
• Used Python based GUI components for the front-end functionality such as selection criteria,
• Created test harness to enable comprehensive testing utilizing Python.
• Used Amazon Web Services (AWS) for improved efficiency of storage and fast access.
• Added support for Amazon AWS S3 and RDS to host static/media files and the database into Amazon Cloud. Deployed on AWS EC2 using nginx and gunicorn
• Built a scalable, cost effective, and fault tolerant data ware house system on Amazon EC2 Cloud. Developed MapReduce/EMRjobs to analyze the data and provide heuristics and reports.
• The heuristics were used for improving campaign targeting and efficiency.
• Developed a functional design of AWSElastic Map Reduce (EMR) specifications with respect to business requirements and technology alternatives.
• Configuration of AWS EC2 Auto Scalinggroups and auto scalingpolicies.
• Developed PySpark code to read data from Hive, group the fields and generate XML files.
• Involved in front end and utilized Bootstrap and AngularJS for page design.
• Involved in Developing a Restful API'S service using Python Flask framework.
• Created Data tables utilizing PyQt to display customer and policy information and add, delete, update customer records
• Used Scalato convert Hive/SQL queries into RDD transformations in Apache Spark.

Environment: Azure, GCP Java/J2EE, ANT, Maven, Subversion, Kubernetes,Puppet, OpenStack, Jenkins, GIT, Linux, Shell/Perl Scripts, PaaS, Saas, Iaas, Python, Tomcat, Jira.

Confidential

Sr.Cloud Devops Engineer

Responsibilities:

• Responsible for the building and deploying the artifacts into DEV,SIT and QA Environments.
• Designed and implemented scalable, secure cloud architecture based onAmazon Web Services. Leveraged AWS cloud services such asEC2; auto-scaling;andVPC (Virtual Private Cloud)to build secure, highly scalable, and flexible systems that handled expected and unexpected load bursts andare able to quickly evolve during development iterations.
• Wrote Python Scripts to Monitor Variety of Services & Perl Scripts with Hash/Arrays to Insert/Delete/Modify content in multiple servers.
• Worked on OpenStack and its components like Nova, Glance, Swift, Sahara and Manila.
• Designing and implementing fully automated server build management, monitoring and deployment By Using Technologies likeChef, Puppet.
• Enhanced Configuration Management using (PUPPET) to assist with automated, repeatable, and consist of configuration and application deployments, treating infrastructure-as-code.
• Implemented multiple high-performanceMongoDBreplica sets onEC2with robust reliability.
• Fundamental mastery of theAWScloud computing platform, and its many dimensions of scalability - including but not limited to: VPC (Virtual Private Cloud),EC2, load-balancing with ELB, messaging with SQS (and scalable non-AWSalternatives), auto-scaling architectures.
• CreatedGITconfiguration record for builds using derived objects generated during build audit process.
• Managed all the bugs and changes into a production environment using theJIRAtracking tool.
• Configured and automated theJenkinsBuild jobs for Continuous Integration.
• UsedApache Tomcatasapplication server for deploying the artifacts and using configurations ofPuppetandChef.
• Securing Linux servers by hardening the OS usingIPtables, SELinux and RKHunter.
• DevelopedUNIXfor the purpose of manual deployment of the code to the different environments and e-mail the team when the build is completed.
• Added support for Amazon AWS S3 and RDS to host static/media files and the database into Amazon Cloud.
• Created a Git repository and added the project to GitHub.
• Utilized Agile process and JIRA issue management to track sprint cycles.
• Used Amazon EC2 command line interface along with Bash/Pythonto automate repetitive work.
• Worked on migrating data to Amazon AWS. Used AWS products like EC2, S3, Boto3 to automate EC2 Instances, taking regular snapshots, Log Monitor, Lambda, REST API Gateway etc.

Environment: AWS, CI/CD, GCP, Docker, Kubernetes, Docker Swarm, ELB, VPC, EC2, S3, AWS Cloud Formation, Red Hat Linux, Git/SVN, Jenkins/Hudson, Maven, Shell, Jira, Ruby, Python, JAVA, Ansible, NGINX, Apache/Tomcat, MySQL, Serverless, IAM

Confidential

Jr. AWS Cloud Engineer

Responsibilities:

• Created scripts inPython (Boto)which integrated withAmazon APIto control instance operations.
• Designed, built and coordinate an automated build & releaseCI/CDprocess usingGitlab, Jenkins and Puppeton hybrid IT infrastructure.
• Involved in designing and developing AmazonEC2, AmazonS3, AmazonRDS, AmazonElastic Load Balancing, AmazonSWF, AmazonSQS, and other services of theAWS infrastructure.
• Running build jobs and integration tests on Jenkins Master/Slave configuration.
• Managed Servers on the Amazon WebServices (AWS) platform instances usingPuppet configuration management.
• Involved in maintaining the reliability, availability, and performance of Amazon Elastic Compute Cloud (AmazonEC2) instances.
• Conduct systems design, feasibility and cost studies and recommend cost-effective cloud solutions such asAmazon Web Services (AWS).
• Responsible for monitoring the AWS resources usingCloud Watchand also application resources usingNagios.
• CreatedAWSMulti-Factor Authentication(MFA)for instanceRDP/SSHlogon, worked with teams to lockdownsecurity groups.
• Involved in complete SDLC life cycle - Designing, Coding, Testing, Debugging and Production Support.
• Installed/Configured/ManagedPuppet Master/Agent. Wrote custom Modules and Manifests, downloaded pre-written modules from puppet-forge. Up gradation or Migration of Puppet Community and Enterprise.
• Coordinate/assist developers with establishing and applying appropriatebranching, labeling/naming conventions usingGit.
• Branching, Merging, Release Activities on Version Control Tool GIT. UsedGitHub as version control to store source code and implementedGitfor branching and merging operations for Java Source Code

Environment: Java/J2EE, Jenkins, JIRA,Maven, GIT, ANT, AWS, Python, Ruby, Cassandra, Web logic, Unix Shell Scripting, Nagios,GCP, Cloud Watch

Confidential

Jr. Python Developer

Responsibilities:

• Design AWS Cloud Formationtemplates to create custom sizedVPC,subnets, NAT to ensure successful deployment of Web applications and database templates.
• Design, develop, test, deploy and maintain internal website and leveraged Django Database API's to access database objects.
• Designed the front end of the application using Python, HTML, CSS, JSON and jQuery.
• Rewrite existing Python/Django modules to deliver certain format ofdata.
• Creating and Managing Virtual Machines in Windows Azure and setting up communication with the help of Endpoints and also VMM igrations from Transitional hosts on Canada Boxes. specific focus on Pandas, NumPy, SciPy, Flask, Database Integration(SQLAlchemy) and Automation.
• Used Django Database API's to access database objects.
• Developed entire frontend and backend modules withPythonon Django Web Framework.
• Used Python and Django to interface with the jQuery UI and manage the storage and deletion of content.
• Built a Python/Django based web application using Python scripting for data processing, MySQL for database, and HTML/CSS/JQuery and High Charts for data visualization of served pages.
• Involved in writing SQL Queries and implementing stored procedures, functions, packages, tables, views, Cursors, triggers.
• Worked in MySQL database on simple queries and writing Stored Procedures for normalization and renormalization.
• Build SQL queries for performing various CRUD operations like create, update, read and delete.
• Designed and managed API system deployment using fast http server and Amazon AWS architecture
• Developed cold data search application using a combination of Java andHadooptechnologies. Java technologies include REST web services, Spring, Hibernate andHadooptechnologies including Oozie, MapReduce.
• Skilled in using collections in Python for manipulating and looping through different user-defined objects.
• Work with team of developers on python applications for RISK management.
• Used Pandas library for statistics Analysis.
• Improved code reuse and performance by making effective use of various design patterns.
• Also used Bootstrap and Angular.js as a mechanism to manage and organize the HTML page layout.
• Build development environment with JIRA.

Environment: AWS, Java, Maven, SVN, GIT, Jira Jenkins, Chef, Docker, Hadoop, Elastic Map Reduce, Python, Ruby, Shell, MongoDB, PEM, AWS/GCP, ELK, ETS.

Confidential

Jr. Linux Admin

Responsibilities:

• Worked as a Systems Administrator onRed Hat 3/4, CentOS ¾ and Ubuntu (6.06, 7.04) servers.
• Worked on Applying patches, installed monitoring tools, and upgradedBIOSon HPC Clusters.
• Scheduled users to performHigh Performance Computingactivities on the Linux cluster.
• Created users and groups and assigned them appropriate quotas and ACLs as per company requirement.
• Experience managing and tuningMySQLand writing SQL scripts.
• Identified and solved any issues or errors.
• Installed and configuredNagiosmonitoring tool to manage infrastructure.
• Applied patches and supportedLinux Servers with Oracle Database servers.
• Worked onKernel tuningand Kernel patching.
• Installed, upgraded and maintained Windows, Linux and Solaris operating systems.
• Installed, set up and configured RHEL, CentOS, OELand VMware ESX on HP and IBM hardware.

Environment: Redhat Linux 3,4,5, Switches, VMware ESX 5.1, oracle 11, VERITAS Cluster Server 5, and VERITAS