PROFESSIONAL SUMMARY

• 8+ years of work experience in Build & Release management, Linux Administration, Cloud Infrastructure management and Software Configuration Management.
• Exposed to all aspects of Software Development Life Cycle (SDLC) such as Analysis, Design, Implementation and Testing. Also, expertise in post - production analysis of the projects. Experience in Scrum and Agile development practices.Configured and managed the Cloud infrastructure with AWS and GCP and also worked on various AWS EC2 and S3 CLI tools.
• Experience in installing and configuring the application and web servers like Apache, Nginx, Tomcat, JBoss, Web Sphere, Web Logic and deployed several applications on these servers.
• Good Experience in design and implementation of CI/CD process. Used Git/SVN as a Version control system Integrated Maven/Ant projects with Jenkins to generate builds and manage the artifacts using JFrog/Nexus repository.
• Having good noledge on IP fundamentals, IP subnetting, SNMP and BGP experience
• 3 years of Experience in Migrating the On-Premise Data Center to AWS Cloud Infrastructure.
• Extensively worked on Jenkins Freestyle and pipeline jobs for end-to-end automation to build, test and deliver artifacts and troubleshoot the build issue during the Jenkins build process.
• Well-versed with Orchestration tools Rundeck, Docker, Kubernetes and monitoring tool like Nagios, Splunk, CloudWatch. Understand the Sonar and IDE plugins.
• Expertise inDevOps, Configuration Management Tools (Chef, Ansible, Vagrant, Puppet, SaltStack, Docker, Kubernetes, Cloud Infrastructure, Automation.
• Understand how the cooperating tools like MSTest, Jacoco, FxCop, PMD, StyleCop work in the Sonar infrastructure.
• Excellent noledge in understanding network virtualization and automation by using NFVandSDN.
• Assist building out integration testing framework leveraging tools such as Selenium, Cucumber, etc.
• Responsible for leading and driving the adoption and usage of infrastructure and operational environments that support migration to API and Microservices development and Digital Transformation
• Experience with Bug tracking tool like JIRA, Find Bugs and Cobertura in various projects.
• Install and support new cloud and hosted web based applications running on Linux and Windows, utilizing VMWare, Foreman, Openshift, JBoss, Tomcat, MySQL, Oracle, MS SQL Server and other technologies.
• Experience in managing SQL and PL/SQL scripts and good understanding of the data modeling concepts.
• Virtual environment administration and management. Created virtual servers via cloning, utilizing Chef, or from scratch using ISO images. Maintained and managed virtual servers within numerous VMware Datacenters.
• Experience in real-time monitoring and alerting of applications deployed in AWS using Cloud Watch, Cloud Trail and Simple Notification Service.
• Expert level understanding and implementation of Java and RESTful API
• Extensive experience in implementing Continuous Integration and Continuous Delivery (using ANT, MAVEN & Jenkins) in an Agile Environment.
• Responsible for executing functional software validation testing on a wide-range of configurations and Set Top Box (STB) models.
• Experience as a Functional QA expert in Cable STB functionalities (like VOD, DVR, EPG, Channel lineup etc.) and Video Engineering applications.
• Extensive familiarity with Tomcat, Apache web servers.
• Strong use of Shell scripting languages including BASH for Linux and Mac platforms and PowerShell for Windows systems.
• Understands Compiled languages including C C++ C#, Go and JAVA.
• Worked on Database like Cassandra, Hadoop, Redis, Riak, Spark, postgresql, MySQL.
• Experience with Mongo, Cassandra, Solr, Zookeeper, and Kafka
• Expertise in managing VPC configurations for organizations and maintaining networks and subnet ranges.
• Experience with continuous integration/continuous deployment tools (Octopus Deploy, Jenkins, Bamboo, TeamCity, AWS Codedeploy, etc.)
• Experience in Build and release automation of Java, Oracle ADF and Oracle SOA based applications.
• Network Deployment Various Operating Systems like AIX and Linux Environments.
• Troubleshooting of database performance related issues in MySQL, MS SQL Server and Oracle.
• Experience with caching technologies (Memcache, Redis, Amazon Elastic Cache, APC, etc.)
• Experience configuring and managing load-balanced and high availability environments such as F5 or IBM Data Power.Enforce, manage and create policies and procedures for the VMware, Linux, and Storage environment.
• Involved in Customization of Work Items, Transition Matrix in TFS.
• Experience in Build and maintain a resilient, secure, and efficient SaaS application platform to meet established SLAs.
• Experience in HTML, SOAP, SOA Tools, UDDI, WSDL, Web Services.
• Architect, design and engineering of Windows, Linux, VMWare hosts and storage infrastructure.
• Knowledge and experience working with Information Security teams and auditors to achieve compliance with regulatory and internal initiatives including Sarbanes Oxley and Payment Card Industry (PCI).
• Strong Experience in Linux and Linux environments (RHEL 6/7, RHCSA/RHCE, CentOS)
• Hands-on Experience in log aggregation tools for Design, implement, and manage monitoring systems and development of monitoring standards like Sumologic, FluentD, ELK, Splunk
• Troubleshoot application related issues and work with infrastructure team to triage Major Incidents.
• Use or implementation of Iaas and PaaS based systems (such as Heroku, Cloud Foundry, OpenShift, SAP Cloud Platform, Google Cloud Platform, Azure or AWS).
• Architect, design, implement and manage VMware virtualization environment components (vSphere, vRA, vROPS, ESX, NSX). Experience with regulatory compliance standards (HIPPA/PCI/SEC/FINRA, etc.)
• Experience supporting an AWS environment through shell scripting, SQL, NoSQL Cassandra, PHP, Python, Node.js, etc. Good noledge of Typical OSS (Apache, Varnish, HAProxy, Bind)
• Experience in the administration, integration and implementation of the following ACS software technologies, OpenAM, OWF, CJMTK, JBoss A-MQ, JBoss Fuse, Red Hat OpenShift Enterprise, Red Hat Enterprise Linux and ESRI/ArcGIS Product Suite.

TECHNICAL SKILLS

SCM Tools: Subversion, Git, TFS, Perforce, Tortoise SVN

Build/CI Tools: ANT, Maven, Jenkins, Nexus, Sonar, Teamcity, Circle CI, Travis, etc.

Configuration Management: Ansible, Bosh, AWS-CLI, Red Hat Derived Linux, Chef, Puppet, Cloudformation, SaltStack.

Scripting Languages: Unix/Linux Shell Scripting, Python, GO, Ruby, Groovy, Perl scripting, PowerShell.

Operating Systems: Windows, Mac OS, UNIX, LINUX (Solaris, Ubuntu and RHEL, CentOS)

Cloud Technologies(IaaS): AWS, Azure, GCP and OpenStack.

Web/Application Servers: Weblogic, JBoss, WebSphere, Apache Tomcat

Database: MySQL, Kibana, Oracle 10g/9i, SQL Server, MariaDB, MangoDB MS SQL, NoSQL, Hadoop, RDS-PostgreSQL or other DBMS

Containerization: Docker, Rancher, Kubernetes, ECS-Docker, Docker-Swarm, Vagrant

Monitoring & Logging Tools: Splunk, Cloudwatch, Cloud Trail, SNS, New Relic, AppDynamics, Groundwork (Nagios), Zabbix, Icinga and Graphite, Grafana, Prometheus, ELK Stack. HPDiagnostics, SiteScope, Willy, AppDynamics, Dynatrace, Fiddler, Webpage test, HTTP Trace

Debugging & Bug Tracking Tools: JIRA, Rally, Service Now, Wireshark, Traceroute, Tcpdump, Dnsmasq and strace.

Regulatory Compliance Standards: HIPPA, PCI, SEC, FINRA

Programming Languages: C, C++, C#, Go, JAVA, Hadoop, .NET, Big Data.

Caching Technology & Web Service: Memcache, Redis, APC, Nginx, PHP-FPM, AWS Elasti Cache etc.

Application Technology: Map/Reduce, YARN, HBase, Spark, scalable applications, Big Data, KDD, python, Semantic Web (RDF), graph databases, postgres, Linux, object-oriented design, HDF5, Cloud/Web-based applications, analytics.

Related Technology: Visual analytics, information visualization, scientific visualization, interaction, exploratory analysis, perception and cognition, human factors, d3js, JavaScript, HTML5, CSS, REST, web application frameworks (django), postgres, web-server (httpd)

Web Related/j2ee: HTML, SOAP, SOA Tools, UDDI, WSDL, Web Services

ACS Software Technologies: OpenAM, OWF, CJMTK, JBoss A-MQ, JBoss Fuse, Red Hat OpenShift Enterprise, Red Hat Enterprise Linux and ESRI/ArcGIS Product Suite.

PXE Provisioning Tools: simple PXE server, Foreman

Supportive AWS Environment: shell scripting, SQL, PHP, Python, Node.js, etc.

VMWare Virtualization: vSphere, vRA, vROPS, ESX, NSX

Networking Management: TCP/IP, DNS, VPN, DHCP, NIS, NFS, LDAP, FTP, SSL, SSH, HTTPS, SFTP, TFTP, SDN/NFV/NFVI

PaaS Application: Cloud Foundry, OpenShift, Heroku

Unit Test case Tool: Junit, Nunit

Typical OSS: Apache, Varnish, HAProxy, Bind

Log Aggregation Tools: Sumologic, FluentD, ELK, Splunk

PROFESSIONAL EXPERIENCE

Confidential, SFO, CA

DevOps Engineer

Responsibilities:

• Implemented a Continuous Delivery pipeline with Docker, Ansible, Jenkins, GitHub and GIT-Lab, Nexus, Maven and AWS AMI's.
• Involved in designing and deploying a multiple application using almost all the AWS stack (Including EC2, Route53, S3, RDS, Dynamo DB, SNS, SQS, IAM) focusing on high-availability, fault tolerance, and auto-scaling.
• AWS development and design work that include logical system design; I/O design; cloud architecture analysis and design; and systems engineering.
• Managed Amazon Web Service (AWS) infrastructure that automate the Provisioning of AWS Services through Ansible.
• Provisioning and Controlling applications and services in both physical and virtual networks by Tail-f NSO
• Worked withNoSQL Cassandrato store, retrieve, and update and manage all the details for Ethernet provisioning and customer order tracking.
• Implemented service layer on top of Cassandra usingcore Java, Datastax Java APIandRestful API.
• Implementedmulti - data centerandmulti-rack Cassandra cluster.
• Data migrationfromTeradatatoCassandrausing Teradata Fexport & Cassandra loader.
• Designed and implemented Amazon Web Services architecture, API implementation EC2 Server setup and deployment, build, maintenance, and configuration of various AWS resources like, EC2, EBS, Elastic Load Balancers, S3, VPC, Security Groups that are utilized for different environments like Dev, testing, staging/prod.
• Worked on Database like Cassandra, Hadoop, Redis, Riak, Spark, postgresql, MySQL.
• Development in Spark Cluster based architecture using Spring Spark R.
• Tier-3 troubleshooting for application components and system interactions.
• Maintained JIRA for tracking and updating project defects and tasks.
• Involved in writing Ansible Playbooks for configuring the Application/Database servers and also to automate the Continuous Delivery process by bootstrapping the nodes with Host servers.
• Integrated Docker Containers based Infrastructure with Jenkins to automate the deployment process.
• Analyzed the builds using the SonarQube and IDE plugins.
• Used PXE provisioning tools such as simple PXE server, Foreman for deploying the multiple deployments.
• Used Kubernetes to deploy scale, load balance, scale and manage Docker containers with multiple namespaced versions.
• JBoss Fuse enables developers to take an Agile Integration approach when developing solutions. By building and composing micro services, Fuse allows distributed systems deployments and a focus on scaling of services and people. Unlock enterprise assets with real-time messaging—integrate applications, endpoints and devices.
• JBOSS FUSE ESB, Apache Tomcat Server and JBOSS EAP Experience integrating with Forgerock, Sailpoint, Open AM, Open DJ for security architecture
• Minimize and harden microservices and public-facing API gateway attack surface
• Hands-on Experience with Monitoring and Logging tools (Prometheus, Grafana, ELK Stack, New Relic)
• A strong desire to automate processes, builds tooling, and creates infrastructure-as-code solutions.
• Assist building out integration testing framework leveraging tools such as Selenium, Cucumber, etc.
• Responsible for leading and driving the adoption and usage of infrastructure and operational environments that support migration to API and Microservices development and Digital Transformation.
• Deployed code on WebLogic Application Servers for Production, QA, and Development
• Virtualization and containerization technologies, storage and cluster resiliency in a large scale environment e.g. OpenShift, Kubernetes, OpenStack, Containers.
• Use or implementation of PaaS based systems (such as Heroku, Cloud Foundry, OpenShift).
• Experience with caching technologies (Memcache, Redis, APC, etc.)
• Experience in authoring pom.xml files, performing releases with the Maven release plugin, and managing artifacts in NEXUS repository.
• Developed automated process for builds and deployments; Jenkins, Maven, Sonatype Nexus, Shell Script, Python, Java.
• Experience with Mongo, Cassandra, Solr, Zookeeper, and Kafka etc.,
• Experience in real-time monitoring and alerting of applications deployed in AWS using Cloud Watch, Cloud Trail and Simple Notification Service.
• Experience in Migrating the On-Premise Data Center to AWS Cloud Infrastructure.
• Hands on development of REST based microservices utilizing a variety of service and data persistence technologies and strategies.
• Experience with continuous integration/continuous deployment tools (Octopus Deploy, Jenkins, Bamboo, TeamCity, AWS Codedeploy, etc.)
• Architect, design, implement and manage VMware virtualization environment components (vSphere, vRA, vROPS, ESX, NSX).
• Test and build systems such as TeamCity, Jenkins, Maven, Ant, Circle CI, Travis, etc.
• Maintained artifacts under snapshots and releases in Nexus repository management to share within the company.
• Involved in Customization of Work Items, Transition Matrix in TFS.
• Worked on NoSQL database Cassandra.
• Assist in defining and developing software for tasks associated with the developing, debugging or designing of software applications or operating systems.Familiar with debugging tools like Wireshark, Traceroute, Tcpdump, Dnsmasq and strace.
• Experience in supporting an AWS environment through shell scripting, SQL, PHP, Python, Node.js, etc.
• Creation of SSL and Digital Certificates for requesting, generating and implementation for the communications between clients and web servers.
• Strong Experience in Linux and Linux environments (RHEL 6/7, RHCSA/RHCE, CentOS)

Environment: AWS, Docker, Kubernetes, Ansible, API Gateway, Git, Prometheus, Grafana, ELK Stack, New Relic, Maven, On-Prem Tools, Octopus Deploy, Bamboo, TeamCity, CodeDeploy, Debugging, IAC, IDE Plugins, Selenium, Cucumber, Jenkins, Nexus, SonarQube, AWS Codedeploy, Fortify, GitHub, JIRA, Nagios, VMware, Java, Linux, Groovy, Shell, TFS, Python, WebLogic, Pipeline, Elastic Beanstalk, Information security.

Confidential, Seattle, WA

DevOps Engineer

Responsibilities:

• Managed AWS EC2 instances utilizing Auto Scaling, Elastic Load Balancing and Glacier for our QA and UAT environments as well as infrastructure servers for GIT and Chef.
• Virtual environment administration and management. Created virtual servers via cloning, utilizing Chef, or from scratch using ISO images. Maintained and managed virtual servers within numerous VMware Datacenters.
• Designed AWS Cloud Formation templates to create custom sized VPC, subnets, NAT to ensure successful deployment of Web applications and database templates.
• Used Puppet, Salt Stack, Chef and MCO for Configuration Management tool.
• Responsible for large-scale Puppet implementation and maintenance. Puppet manifests creation, testing and implementation.
• Managed Apache Camel/JBOSS AMQ to improve operations and customer experience by deploying customized, real-time solutions on every device and with each, distributor, outlet, and partner.
• Used JBOSS AMQ for deploying a robust messaging solution to support application platforms, enterprise service bus (ESB) platforms, or service-oriented architecture (SOA) platforms.
• Developed Data Streaming applications using Apache Spark & JAVA
• Responsible for building/deploying consistently repeatable build/deployments to company production and non-production environments using JENKINS & BUILD Pipelines, MAVEN, Shell, Circle CI, Travis, etc.
• Defined dependencies and plugins in Maven pom.xml for various activities and integrated Maven with GIT to manage and deploy project related tags.
• Assist in defining and developing software for tasks associated with the developing, debugging or designing of software applications or operating systems and also Familiar with debugging tools like Wireshark, Traceroute, Tcpdump, Dnsmasq and strace.
• Minimize and harden microservices and public-facing API gateway attack surface
• Use or implementation of PaaS based systems (OpenShift).
• Handling in caching technologies (Memcache, Redis, APC, etc.)
• Developed Shell/BASH scripts for automation of the build and release process.
• Worked with Chef for all the software configurations and written multiple complex Cookbooks and Recipes for pushing the configurations to various enterprise nodes
• Worked on using Chef Attributes, Chef Templates, Chef Recipes, and Chef Files for managing the configurations across various nodes using RUBY.
• Excellent understanding of technical architecture design techniques, theories, principles and practices with noledge on broad range of hardware and software products (including experience deploying, managing, and operating scalable, highly available, and fault tolerant systems on AWS)
• Analyzed the builds using the SonarQube and IDE plugins.
• Scheduled the Linux Cron jobs and Quartz scheduler jobs for various infrastructure automation
• Researched and implemented code coverage and unit test plug-ins like FindBugs, Checkstyle and PMD with Maven.
• Hands on development of REST based microservices utilizing a variety of service and data persistence technologies and strategies.
• Proactively meet standards for information security and compliance, such as ISO, SOX, SSAE 16, etc.
• Troubleshoot issues across the entire stack. Solve problems relating to mission critical services and build automation and monitoring to help prevent problem recurrence.
• Experience with continuous integration/continuous deployment tools (Octopus Deploy, Jenkins, Bamboo, TeamCity, AWS Codedeploy, etc.)
• Data storage including relation databases and Big Data processing platforms, Server-side web-application development, Web-applications, Analysis including Knowledge Discovery and Data Mining.
• A strong desire to automate processes, build tooling, and create infrastructure-as-code solutions.
• Assist building out integration testing framework leveraging tools such as Selenium, Cucumber, etc.
• Configure server with Sonar build parameters.
• Experience in monitoring OS, middleware, and applications using cloud and on-prem tools
• Responsible for leading and driving the adoption and usage of infrastructure and operational environments that support migration to API and Microservices development and Digital Transformation
• Involvement of TFS in Customization of Work Items and Transition Matrix.
• Understanding of TCP/IP, DNS, VPN and DHCP for networking concepts.
• Test and build systems such as TeamCity, Jenkins, Maven, Ant
• Leveraging modern cloud technologies on the AWS platform including databases, ETL, RDS, Elastic Container Services (ECS-Docker) and analytical/reporting services to provide novel solutions to business partners. Configure and Supporting monitor tools like Splunk.

Environment: AWS, Jenkins, Maven, Shell, BASH, API Gateway, Chef, Web-applications, Docker, Ruby, Selenium, Cucumber, IDE Plugins, VMWare, Schedulers, Splunk, UNIX/LINUX, GIT, S3, Salt Stack, Octopus Deploy, Bamboo, TeamCity, Code Deploy, Rundeck, IAC, SonarQube, JBOSS, ACS, Big Data, AWS Codedeploy, On-Prem Tools, Debugging, Puppet, MCO, TFS, Apache tomcat, Information security, TCP/IP, DNS, VPN and DHCP

Confidential, Los Angeles, CA

DevOps Engineer

Responsibilities:

• Developed builds using Jenkins for Continuous Integration and Continuous Deployment and worked with different tools such as Chef, Git, Maven, Ant, Nexus, Tomcat, Terraform and Ansible, Circle CI, Travis, etc.
• Defined and Implemented CM and Release Management Processes, Policies and Procedures.
• Maintained build related scripts developed in ANT, shell and modified build configuration files including Ant’s build.xml.
• Managed and monitored the server and network infrastructure using Nagios and Splunk.
• Used SVN and GIT as source code repository. Experience in migrating data from SVN to GIT.
• Experience with version control tools like SVN/GIT and well versed with concepts like Merging, Branching, repository creation and repository authentication.
• Integrated Maven, Ant projects with Jenkins along with Bamboo, Circle CI, Travis, etc to generate builds and managing the artifacts using JFrog Artifactory repository for continuous integration process.
• Developed scripts to automate jobs for building and deploying to various environments like QA, UAT and PROD. Tier-3 troubleshooting for application components and system interactions.
• Highly experienced in developing, integrating, testing, debugging, and tuning complex SW solutions designed to satisfy customer requirements.
• Experience in HTML, SOAP, SOA Tools, UDDI, WSDL, Web Services.
• Experience in network virtualization and automation by using NFVandSDN.
• Data storage including relation databases and Big Data processing platforms, Server-side web-application development, Web-applications, Analysis including Knowledge Discovery and Data Mining.
• Experience with continuous integration/continuous deployment tools (Octopus Deploy, Jenkins, Bamboo, TeamCity, AWS Codedeploy, etc.).
• Good Understanding ofL2 switching and/or L3 forwarding and routing protocols.
• Troubleshoot issues across the entire stack. Solve problems relating to mission critical services and build automation and monitoring to help prevent problem recurrence.
• Expertise in installing, configuration and administration of Tomcat and Web Sphere. Understanding of cloud based deployments into Amazon EC2 with puppet.
• Wrote Ansible playbooks with Python SSH as a wrapper to manage configurations of OpenStack Nodes and the test playbooks on AWS instances using Python.
• Involved in writing Ansible playbooks to install and configure Apache, tomcat, Jenkins, Rundeck.
• Worked on configuring Ansible Servers, installing Ansible and bootstrapping nodes with Host servers.
• Strong Development Skills on Amazon Web Services (AWS), Ant, Maven, Jenkins, Chef, SVN, Terraform, GitHub, Clear Case, Build Forge, CVS, Tomcat, JBoss, Linux etc.
• Enforce, manage and create policies and procedures for the VMware, Linux, and Storage environment.
• Extensively worked on installation, configuration and maintenance of Linux servers, Apache tomcat and mail server in Linux environment.
• IP fundamentals, IP subnetting, SNMP and BGP experience are very desired
• Assist building out integration testing framework leveraging tools such as Selenium, Cucumber, etc.
• Test and build systems such as TeamCity, Jenkins/Bamboo, Maven, and Ant, Circle CI, Travis, etc.
• Emphasis on the various open source and vendor provided tools and technologies that are integrated together to support a fully robust API developer enablement environment.
• Virtualization, storage and cluster resiliency in a large scale environment e.g. OpenShift and OpenStack.
• Maintained JIRA for tracking and updating the projects.
• Experiencing in deploying the application by using PXE provisioning tools such as simple PXE server, Foreman.
• Experience in deploying WAR, JAR, and EAR files in tomcat application servers in Linux/Unix/Windows environment.

Environment: Openstack, Ansible, Git/SVN, GO, PD, Chef, Big Data, Debugging, Maven, Ant, VMWare, PXE server, Foreman, JFrog, JUnit, GitHub, JIRA, Linux, ACS, Groovy, Puppet, Nagios, Splunk, Selenium, Cucumber, Octopus Deploy, Bamboo, TeamCity, CodeDeploy, Shell, Python, Pipeline, Tomcat, WebLogic.

Confidential

Build & Release/Linux Administrator

Responsibilities:

• Defined and Implemented CM and Release Management Processes, Policies and Procedures.
• Coordinate/assist developers with establishing and applying appropriate branching, labelling/naming conventions using SVN source control.
• Virtual environment administration and management. Created virtual servers via cloning, utilizing Chef and managed virtual servers within numerous VMware Datacenters.
• Worked with Chef for all the software configurations and written multiple complex Cookbooks and Recipes for pushing the configurations to various enterprise nodes
• Maintained build related scripts developed in ANT, shell. Modified build configuration files including Ant's build.xml.
• Highly experienced in developing, integrating, testing, debugging, and tuning complex SW solutions designed to satisfy customer requirements. Managed and monitored the server and network infrastructure using Splunk.
• Worked withNoSQL Cassandrato store, retrieve, and update and manage all the details for Ethernet provisioning and customer order tracking.
• Implemented service layer on top of Cassandra usingcore Java, Datastax Java APIandRestful API.
• Implementedmulti - data centerandmulti-rack Cassandra cluster.
• Data migrationfromTeradatatoCassandrausing Teradata Fexport & Cassandra loader
• Release automation (Jenkins, etc), system administration, system configuration, and system debugging experience.
• Experience in with networking devices and network management application development
• Implemented rapid-provisioning and life-cycle management for Red Hat Linux using Kickstart and Puppet.
• Used Git/Gerrit/SVN as a Version control system Integrated Maven/Ant projects with Jenkins along with Bamboo Circle CI, Travis, etc to generate builds and manage the artifacts using JFrog/Nexus repository.
• Used SVN for branching, tagging, and merging.
• Involved in Customization of Work Items, Transition Matrix in TFS.
• Expertise in Hands-on Experience in handling the OS linux/UNIX, Red Hat/Centos.
• In networking concepts used TCP/IP, DNS, VPN and DHCP.
• Experienced in authoring pom.xml files, performing releases with the Maven release plugin of Java projects and managing Maven repositories.
• Troubleshoots and provides support to LAN based user application systems and Performs troubleshooting as required.
• Emphasis on the various open source and vendor provided tools and technologies that are integrated together to support a fully robust API developer enablement environment.
• Build and maintain a resilient, secure, and efficient SaaS application platform to meet established SLAs.
• Experience with distributed file systems such as Gluster FS and/or HDFS.
• Installation, configuration and upgrade of Solaris 9/10, RedhatLinux 3/4/5, SUSE 10, HP-UX 11i, AIX 5.3 operating systems.
• Maintained JIRA for tracking and updating project defects and tasks.
• Researched and implemented code coverage and unit test plug-ins with Maven/Jenkins.
• Used Maven dependency management system to deploy snapshot and release artifacts to Nexus to share artifacts across projects.
• Configured and maintained Jenkins to implement the CI process and integrated the tool with Ant and Maven to schedule the builds.
• Test and build systems such as TeamCity, Jenkins, Maven, Ant
• Deployed code on WebLogic Application Servers for Production, QA, and Development environments using WLST (WebLogic Scripting Tools) scripts.
• Worked on the Oracle databases in the backend to execute the DMLs and DDLs.

Environment: Java, J2EE, GO,SVN (Subversion), GIT/Gerrit/SVN, Splunk, Ant, Maven, LAN Troubleshooting, Jenkins, JIRA, Shell/Perl Scripting, Solaris, Web Sphere, ACS, Nexus, Debugging, Database, Datacenters, Debugging, TFS, Chef, Puppet, FS/HDFS, UNIX, Red Hat/Centos, SLA’s, TCP/IP, DNS, VPN and DHCP

Confidential

Linux Administrator/Solaris

• Developed BASH, Python, shell scripts to automate Cron jobs and system maintenance.
• Installation, configuration and upgrade of Solaris 9/10, RedhatLinux 3/4/5, SUSE 10, HP-UX 11i, AIX 5.3 operating systems.
• Configured and installed Solaris, HP-UX and RedhatLinux Servers using jumpstart, Ignite, and Kickstart.
• Worked withNoSQL Cassandrato store, retrieve, and update and manage all the details for Ethernet provisioning and customer order tracking.
• Implemented service layer on top of Cassandra usingcore Java, Datastax Java APIandRestful API.
• Implementedmulti - data centerandmulti-rack Cassandra cluster.
• Data migrationfromTeradatatoCassandrausing Teradata Fexport & Cassandra loader.
• Installation and setting up Firewall (IP tables).
• Performed server’s updates, patching, upgrade and package installations using RPM.
• Architect, design and Implement account management processes using Active Directory, LAN based user application systems, enterprise messaging and collaboration technologies, and enterprise data storage environment where applicable. Troubleshoots and provides support and Performs troubleshooting as required.
• Strong in building Object Oriented applications using C, C++, C#, Hadoop and Java and UNIX.Handling Linux and Linux environments (RHEL 6/7, RHCSA/RHCE, CentOS)
• Remote system administration using tools like SSH, Telnet. Monitored and troubleshoot backups and schedule Cron jobs. System administration tasks such as monitoring file system size, CPU, Memory and network performance and generation of daily system report.
• Worked to make Solaris andLinux based systems PCI compliant. Designed, wrote and implemented many scripts in Shell (ksh, bash), MySQL and Perl according to the rules of Payment Card Industry Data Security (PCI DSS). Saved huge fines for this company to finish work in time.
• Implemented Critical Watch software to find vulnerabilities in all the systems, modified modules for SE Linux and databases to produce risk assessment.
• Installation, Configuration and Maintenance of Samba, Apache Tomcat, Web Sphere, mail servers and JBoss servers in AIX and Linux environment.
• Understanding of TCP/IP, DNS, VPN and DHCP for networking concepts.

Environment: RHEL/Centos, Shell, Bash, Python, SSH, RHCSA/RHCE, FTP, Apache Tomcat server, Web Sphere, Solaris, LAN, Troubleshooting, Java, JBoss, AIX, Awk, Sed, FTP, IP Tables, TCP/IP, DNS, VPN and DHCP