Jan 2015 – Dec 2017 · 2 yrs 11 mos · Dallas/Fort Worth Area

• Worked with client Copart Inc, USA : Online Auction Website as DevOps engineer from last 3 years.
• Oversee a team of 6 to 8 DevOps Engineers and coordinating daily deployment and automated tasks with on-shore team.
• Deep knowledge of CI (Continuous Integration) and CD (Continuous Deployment) methodologies.
• Implement planned Tools, POC of Tools, and Techniques as desired.
• Work closely with application/operations teams to gather requirements and onboard applications in a collaborative and agile fashion.
• Working on technologies like MicroServices Architecture Concept, ITILv3, Ansible, Docker, Kubernetes, Resin, Tomcat, Mysql, As/400, Agile/Scum Methodology, Sumologic log parsing tool, Jenkins, GitHuB, Nexus artifact repository, Encapsula CDN, ActiveMQ/RabbitMQ, SolrCloud, Pentho Analytical Tools, Zuul server, Config server, Eureka Registry etc
• Deployment and troubleshooting of Builds
• Chatops via Jenkins, Stackstorm, Hubot, Asible, Slack
• Microservices Build and Deploy
• Integrating ELK with Nagios for Monitoring and visualizing alerts
• Performing continuous integration and continuous deployment on dev/qa/stag/prod environment.
• Participating the DR/BCP/Roleswap activity with onsite team.
• Creating wiki for knowledge base.
• Attending scrum, sprint and production meetings.
• Quick resolution/status update of issues, if any with Dev/QA/Stag/Prod and handling P1/2/P3 issues.
• Creating Ansible Playbook, Python and Shell script for automation and deployment.
• Prepare Release Plans to ensure the change to be implemented according to the schedule time.
• Creating and build servers for DEV, QA and PROD environment and also deploy the desired software and also build.
• Helping developers to troubleshoot issue if any happen in DEV ,QA and PROD Environment.
• Participating in Release meetings to finalize Release with developers/QA/Project Management and discuss backup plans

Oct 2013 – Jan 2015 · 1 yr 3 mos · Noida Area, India

• Worked with 7 Datacenter across the India.
• Developed Cloud Infra using by XEN, KVM, OpenVZ with Open Stack, Cloud Stack and SolusVM
• Worked on Lustre, Glustre, PVFS, HDFS, Fuse for file system solution both for mailing and storage
• Developed lost cost storage with ZFS file system and used iSCSI, NFS, CIFS with auto-tier, snapshot,
• Read cache, write cache and hybrid storage pool.
• Coded script on daily bases for hosting and mailing infra.
• Worked on Apache, Tomcat web server.
• Worked on EXIM mail server, Dovecot, Squirrel/Rouncube webmail, Clamd, SpamAssissn and Spamwall where more than 100 servers are in cluster with ultra monkey load balancer.
• Performed EXIM queue monitoring, queue delivery, spam monitoring, exim cluster maintenance, filter creation and daily bases EXIM mail server activities.
• worked on Power DNS with BIND as a cache DNS
• Worked on Vmware and XEN for virtlaizion and manage more than 200 virtual server using that one.
• Worked on EMC SAN, iSCCI, NFS, FreeNAS, Nexenta, ZFS , Fuse, Openfiler for storage.
• Worked on LAMP and JAVA based application with CHROOT Environment. With apache, tomcat, mysql, postgres etc..
• Worked on Linux HA, Load Balancer, Redhat Cluster, HAProxy, Hearbeat etc.
• Performed Linux OS optimization, Security Update Kernel Tuning.
• Implemented of ELK stack (Elasticsearch, Logstash and Kibana)

Jun 2012 – Oct 2013 · 1 yr 4 mos · New Delhi Area, India

• PROJECT Details:
• 1. Worked NOKIA HCL Project at Chennai Nokia Onsite at Sipcot Nokia production site
• Roles & Responsibilities:
• Worked with project management team for project transition from HP to HCL.
• Worked with Nokia and HP technical team for knowledge transfer.
• Worked on Oracle Weblogic, Oracle Tuxedo and Oracle RAC cluster.
• 2. Worked with client NIC Govt. of India on Search Engine Project (goisearch.gov.in)
• Roles and Responsibilities
• worked with NIC, CDAC, Persistent Team, IITMumbai Teams on Implementing to GOISEARCH project a Search Engine of Govt. of India.
• Did Study of “Google Search Appliance” as Google Enterprise Search solution platform.
• Configured search engine technology with Solr(Indexer), Nutch(Crawler), Hadoop cluster as distributed environment, Tomcat, apache, Mysql, Postgresql, Haproxy, Heartbeat and other search engine infrastructure technology.
• Responsible for installing and configuring search engine release on more than 50 servers including stag and prod environment.
• Implemented Distributed crawling using Hadoop cluster, Distributed indexing using Solr shards, High availability setup using HAProxy and heartbeats.
• Configured SAN Storage LUNs with LVM.
• Configured autossh using openssh on Solr and Nutch server.
• Test server performance using Apache JMeter

Dec 2011 – May 2012 · 5 mos · Noida Area, India

• Client - NBCUniversal Media, LLC is an American MNC.
• Worked with Onshore teams of NBCU Support, Database Support, Dns Support, Akamai, CMS support team, Tools support team and perform day to day activity. Attended defect call and conference call on daily bases.

Aug 2008 – Dec 2011 · 3 yrs 4 mos · New Delhi Area, India

• Worked with NIC Scientist & Cyber Security Team and RedHat Support Team.
• My primary job is to manage the Linux Servers which also include the Web Server (Apache, Nginx, Lighttpd) Application Servers (Tomcat, Jboss).