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Dravidkrishna V.

Team Leader

  • Hourly rate: R3000 /hr
  • Experience: 6 Years

About Dravidkrishna

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• Dedicated to optimization experienced DevOps Team Lead understands the melding of operations and development to quickly deliver code to clients. Has experience with Cloud and monitoring processes as well as DevOps development in Windows and Linux systems. • Skilled DevOps Associate Consultant with 5.5 years of hands-on experience supporting, automating, and optimizing mission critical deployments, leveraging configuration management, CI/CD, and DevOps processes & troubleshooting. • Proven abilities in establishing effective task priorities, work independently, and participating as an integral part of the team. Education B. Tech (M.E) - 2010 – 2014: • Tirumala Engineering College, Narasaraopet. Affiliation to JNTU KAKINADA | 62.19% Higher Secondary - 2008 – 2010: • Hindustan Junior College, Rajahmundry | 70% SSC - 2007 – 2008: • Vijaya Vani EM&TM High School, Nandyal | 60.1%. Certifications • Red Hat Certified System Administrator. • Red Hat Certified Engineer. Work Experience Current: #3: Accentiqa Systems Pvt Ltd, (8th June 2019 to Till Date). • Providing 24x7 production support and development environments. Ability to communicate requirements effectively to team members and manage applications. • Remotely supporting more than 10,000 servers across the world which includes Production, Development, and QA based servers involving millions of transactions Monitoring database servers, web servers, fallout orders, DB connectivity, order flow to reduce the outage time. • Debug and troubleshoot all production issues and perform root cause analysis (RCA). • Prompt in monitoring server performance, handling outages and escalations. • Instrumental in coordinating with different teams, attending bridge calls and sorting out issues with clients through intelligent debugging using logs. • Comprehensively prepared business reports of the issues impacting the environment. • Maintained uncompromising focus on ensuring minimum downtime to the development and testing environments and on need basis facilitated urgent resolution with other teams for recovering outages. • Smartly facilitated superior communication between the onsite and offshore team members. • Raising & Working the severity levels to Severity 1/ Severity 2 with respect to Service Level Agreement and starting web conference. • Send external communication through status app in case of Severity 1/ Severity 2 incidents and maintenance windows. • Follow-up on the tickets and tasks with Yes Marketing internal departments like Web prod, Client service engineers, Yes Marketing Central, Database Administration and Operations teams. • Account creations, termination requests, log management and permissions. • Handling External tools like Zenoss, New Relic, Splunk, Thousand eyes, Run scope, Zabbix, SolarWinds and internal tools like Automated Monitoring Report, Slow Delivery Alert, Queued Delivery Alert and Status app. • Handling internal reporting and related ad hoc requests/enhancements - Daily Volumes report, Top 20 mailings report , User login report, New users report, Daily status report - System health report, Incidents report, Service Request report, Change report, Weekly Flash report , Suppression Report. • Handling internal projects like Status app, Log Stash, Java Monitoring, APIV2 Data reporting, Automated Monitoring Report, Slow Delivery Alert, Queued Delivery Alert etc. Previous: #2: Associate Consultant at Capgemini Technologies Pvt Ltd, (26th Feb 2018 to 8th June 2019). • Experience in maintaining Guardium Infrastructure for 13 Countries across the Globe. • Setup code repositories Like GIT, managed plug-in for Jenkins for scheduled automatic checkout of code. • Proficient in Linux User Management, Process Management, Memory Management, and Text processing tools, Log Management, Package Management, Disk Management and Swap Partition/Files Management. Ansible: • Install and troubleshoot Ansible on central nodes and managed hosts. • Use Ansible to run ad-hoc commands and playbooks to automate tasks • Written effective Ansible playbook for Nagios Configuration. • Work with Ansible in conjunction with Vagrant in a DevOps environment. • Implementing Handlers & Tags. • Deploying Vagrant in a DevOps Environment. Jenkins • Hands-on experience with continuous integration, continuous delivery, continuous deployment monitoring. • Continuous integration refers to a code being constantly added to a pipeline & it’s being changed. • Continuous delivery is next logical step & code must be production ready, Code here is compiles & bug free. • Configured and maintained Jenkins to implement the CI process and integrated the tool with Maven to schedule the application builds & deployment into production on continuous basis. • When code change is in code repository & application builds can be triggered, Code builds were performed on triggering event. • Pipeline plugins create & automate code promotion, source code management plugins are used for code repository management. • Build trigger plugins are used to define build events some comes with Jenkins & others to be downloaded. • Finding & searching logged in users in security room of Jenkins on peoples tab & providing access to users either with ssh or with certificate on matrix based security • Code promotion from development to test environment via pipeline & scheduling parameterized builds. • Creating different types of projects in based on client & application requirement. • Using Apache security for a tomcat instance to run on Jenkins by enabling proxy as Jenkins runs as a proxy. • Providing security realm for users & groups via Jenkins & security realm determines what user can do. • Creating multi configuration builds such as Linux, Windows & master nodes & coordinating builds between different jobs. GitHub: • Working with Central/Local repository to update, commit, checkout, pull, Merge, push, fetches codes. • Working with Master, Branch, Trunk, Tags, for parallel development of code. • Working with Git rebase & Git master. • Experience in using GitHub as a code repository. • Cloning the code from Git repositories. • From work space adding code to Index/Stage area & committing to Local repository & pushing to Remote repository. • Fetching the code from Remote repository to local repository & checking out to work space. • Resetting code form Index/Stage area to work space. Previous: #1: Senior DevOps Engineer at YBR InfoTech’s Pvt Ltd, (21 July 2014 to 23 Feb 2018). • Experience with Splunk for monitoring. • Worked on Incident management, change management, Problem management process. • Scheduling weekly meetings with client to discuss about the non-standard changes and to get approve them. • Decommissioned around 400 Red Hat Linux servers. • Upgrading server operating systems, tech refresh, imaging, patch management. • Configuration of new disk/LUN, Having knowledge on providing Remote block storage on Linux Machines. (iSCSI) • Export, Archive and Backup Issues. • Administering (Creating, Mount/ Umount, Backup) the File Systems. • Managing users by creating, modifying their properties and deleting them. • Creating SSH Key pairs between nodes with cr’s. • Monitoring system performance like CPU utilization, Memory and swap space, and Load average reports. • Rescuing server operating system issues like root password reset. • Configured and maintained web servers APACHE. • Securing with Linux Hardening. • Experience in Load Balancing on Guardium Infrastructure like GIM/STAP movement & updating primary, secondary collectors. Docker • Running docker daemon on docker clients to control life cycle of containers. • Pulling & running an image from docker client on top of containers in interactive mode. • Communicating docker client & docker container with docker daemon. • Maintaining local repository & cache in docker images. • Creating docker groups for restricting resource access to a group of processes. • Enabling Uncomplicated Firewalls for a forwarding traffic. • Specifically requesting a template locally & globally. • Spawning multiple docker instances on a single host with compose, naming & inspecting a container. • Updating, Creating, Committing, docker images. • Linking containers with port mapping, Naming. • Building & running an application in docker compose on YAML based. • Updating docker repository with swarm, Creating & running nodes with docker swarm & joining nodes to cluster. • Working with docker file & building images such as apache, Firefox, word press. Nagios: • Installed Linux, Apache, MySql, Guardium • Installed Nagios core • Installed Nagios Plugins • Installed NRPE - Nagios Remote Plugin Executor

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