VISHNU.R

Email: acghs1@r.postjobfree.com

Mob: 009**-*********

JOB OBJECTIVE

To seek a challenging position which will permit me to use and enhance my skills in a progressive

and dynamic organization.

EXPERIENCE

4.3 Years of experience in Linux Server Administration

TECHNICAL EXPERTICE

Expertise in Linux Server Administration ( RedHat,Centos,Ubuntu,Debian,etc)

Have experinece in Opscode Chef, Puppet and Salt Stack

Have experience in setting HAPROXY

Experienced in setting VARNISH

Capistrano

Worked in Mysql, Postgres, Couchbase DB, MongoDB and Redis

Experience in Server and Network Trouble shooting.

Good experience in hosting control panels like Cpanel & WHM

Good experience in Jenkins

Experience in building High Availability,Scalable Web Applications on Public Clouds like Amazon

AWS for LAMP, Java / PostgreSQL based web applications

Exposed to other public cloud providers like Rackspace Cloud.

Performing server migrations, setting up new servers for production according to the requirements.

Compilation and installation of software from source

Automating the deployment process using the bash scripting.

Good Experience in monitoring tools like Nagios, Graylog, Icinga

To ship logs I used Lumberjack and Logstash

Designing the backup strategy for the sites and ensuring scheduled/unscheduled backups as per

backup plan and restoration.

CAREER PATH

Organization: Namshi (A Rocket Internet Venture)

Dubai U.A.E

: June 23, 2013 – Present

Period

Designation : Linux System Administrator

Responsibilities:

Reporting to the Lead Unix Admin, the Linux System Administrator’s role is to architect and

maintain the UNIX server infrastructure of company’s web based services. In addition you will:

*Understand the architecture of company’s enterprise solution as well as the software

development ecosystem and processes.

*Assist development team in infrastructure questions, problems and deployments.

*Maintain and improve existing server infrastructure as well as new installations and backups.

*Monitor uptime, failover and performance of infrastructure proactively.

*Establish monitoring and configuration tools if required.

*Maintain live, staging and development environments for 7x24x365 uptime.

*Troubleshoot and resolve server, firewall and network issues.

*Participate in long-term strategies and projects for IT.

*Communicate proactively with management, product managers, developers and colleagues.

*Identify opportunities for improvement, and make constructive sugg estions for change.

*Very good experience in Linux/bash, HTTP protocol, nginx/FastCGI, RDBMS (MySQL) and

Memcached/Couchbase, Postfix

*Experience in Puppet, Salt Stack, Apache Solr, Tomcat

* Experience in Varnish

* Experience in Couchbase DB, Mongo DB an d Redis

*Experience with scripting language (Bash )

*Familiar with version control systems (Subversion/Git/Mercurial)

*Experience with performance monitoring and optimization. Ideally worked on large scale e -

commerce projects

*Experience in secure operating system implementation

*Knowledge of Linux kernel, TCP/IP, UDP, IP, Routing, SSH, DNS, NFS, LDAP, SMTP, NIS, NAT, NAS,

SAN, Iptables, SSL, High Availability, Virtualization, ANSI -SQL

*Experience with networking (such as routers, switches, firewalls etc.)

*Experience with backup and disaster recovery terminology

*Passionate about open source and ideally contributing to it.

Organization: Agileblaze Technologies Pvt Ltd

Cochin,Kerala

: July 09, 2012 – April 04,2013

Period

Designation : Software Engineer

Responsibilities:

Infrastructure Development for web applications using cloud services like AWS ELB,

Autoscaling, S3, Route53 etc

Configuring server and Installing software application like apache, Mysql, LAMP, as per

the client requirement

Write shell scripts for taking backup, security checking etc and scheduling jobs

Server security auditing

Performing server migration and also setting up of production server as per the

requirement

Performance tuning of Apache, Apache-Tomcat and Mysql servers.

Configuring Monitoring tools like Nagios in Cloud

Managing Configuration Management tools like SVN, GIT for the developers

Automating code deployment process on to the testing and to Live servers

Backup management

Writing technical blogs for the company website.

SOME OF MY PROJECTS WHICH I DONE IN AGILEBLAZE TECHNOLOGIES

Project 1: Infrastructure setup for Highly available, failover, scalable and secure LAMP based

eCommerce web application on AWS Cloud

Team Size :2

Role : Infrastructure Setup, Release Management

Technologies Used : AWS EC2, Elastic Loadbalancer ( ELB ), RDS, S3 Storage,

Autoscaling,NFS, Capistrano, SVN, Nagios Monitoring,

Project 2: DevOps with Automated infrastructure roll out on AWS Cloud

Team Size :2

Role : Configuration Management

Technologies Used : Configuration Management using Chef, AWS EC2, EBS

Project 3: Infrastructure Setup for Online Streaming Application

Team Size :2

Role : Infrastructure Setup

Technologies Used : LAMP, wowza streaming server, S3 Storage

Project 4: Failover cPanel Server on AWS Cloud

Team Size :1

Role : Infrastructure Setup

Technologies Used : cPanel, LAMP, AWS EC2, S3 storage, configuring backup

Project 5: Migration of Java based web apps to AWS Cloud & Release Management

Team Size :4

Roles : Infrastructure Maintenance, Release Management

Technologies / Services : Java, PostgreSQL, Apache – Tomcat, AWS EC2, Nagios monitoring

Projects 6: Support / Maintenance of LAMP Servers for Web Hosting companies

Team Size :3

Roles : Providing support via email / chat for customers of Web Hosting

companies

Technologies : LAMP servers, cPanel / WHM, Nagios monitoring, AWS EC2, S3, RDS

Organization: Accel IT Academy Pvt Ltd

Kollam, Kerala

: Nov, 2009 – June, 2012

Period

Designation : System Administrator

Responsibilities:

Services configure, monitor and troubleshoot on server - samba, squid, LAMP, . openfire(chat server),

postfix with Dovecot, ftp, apache, mysql, php, nfs, svn, ftp, cpanel, bugtracker,JBOSS,Tomcat (in

AWS,Rackspace,)

Managing NFS SERVER,LDAP SERVER, and DNS SERVER.

Monitor LAMP servers and several services which is running on all Linux & Unix servers.

System or workstation security using firewall, IP Tables, SELinux, Monitoring tools, IPS/IDS

LAMP environment configuration

TECHNICAL SKILLS

Operating Systems - Red Hat Enterprise Linux, CentOS, Ubuntu

Other Technologies : NFS, Samba, LVM, Opscode Chef, Basics of Hadoop

installation and configuration

Version Control System : SVN, GIT

Programming : Shell Scripting

Web Servers : Apache, Tomcat, Nginx

Cloud Platforms : AWS, Rackspace

RDBMS : MySQL, Postgresql

Tools

- Monitoring tools : Nagios, Log management tools like Splunk, OSSEC

- Server Management tools : Cpanel/WHM, Webmin

- Remote Administration : SSH, Putty, team viewer, SCP

- Other tools : Filezilla, VNC viewer

EDUCATIONAL PROFILE

B-Tech in Electronics and Communication Engineering

BCET, KARAIKKAL, PONDICHERRY UNIVERSITY (2004-2008)

(6.66 CGPA)

All India Senior School Examination

Mahatma Central School under CBSE syllabus (2002-2004)

CERTIFICATION

Red Hat Certified Engineer (RHCE) (Certificate no:120-085-535)

CCNP Cisco ID:- CSCO11676928

MCITP Microsoft ID :- 8150217

PERSONAL PROFILE

Name : Vishnu.R

Mother's Name : Geetha.L

Father's Name : K. Radhakrishnan Nair

Date of Birth : 31-05-1987

Sex : Male

Nationality : Indian

Marital Status : Single

Languages Known : English, Malayalam,Tamil and Hindi

Permanent Address : Kanjikkal Puthen Veedu, Asramam (P.O), Kollam Dist.

Kerala, India

PASSPORT DETAILS

Passport Number : H0920296

PAN Number : AVDPR1741H

Place of Issue : Kollam, Kerala

DECLARATION

I assure that the information furnished above is correct to the best of my knowledge and belief.

Vishnu.R

Contact this candidate