Senior Software Engineer Resume

SUMMARY

DevOps Professional with 5 + years of experience as IAAS (Infrastructure as a service) and PAAS (Platform as a service) engineer.
Skilled in DevOps operations in Openstack Cloud environments, and infrastructure dashboard setup.
Strong hands on experience in middleware components of application tier (Weblogic, Tomcat and JBOSS) and web tier (Apache and iPlanet) in both cloud and on - premise environment.
Familiar with standards ITIL operations. Excellent oral and written communication skills, quick learner and cloud enthusiast.
Comfortable in interacting with all levels of the organization and public.

PROFESSIONAL EXPERIENCE

Confidential

Senior Software Engineer

Responsibilities:

Designed and provisioned over 300 virtual machines, hosting over 185 internal applications on Openstack cloud platform.
Written more than 30 Terraform files and Jenkins files for IAAS operations
Created multiple ansible playbooks for installing and configuring the middleware tier
Created Grafana dashboards for more than 7 infrastructures for specs monitoring, using Prometheus and node exporter, JMX exporter, apache exporter and grok exporters.
Automated several internal minor tasks, saving more than 2 human hours a day.
Introduced Centrify Zone concepts for AD (active directory) integration with Linux.

Confidential

Weblogic and Unix Expert

Responsibilities:

Bootstrapped and configured more than 50 production servers, which are currently live and flawless, with minimal failures.
Simplified, both local and LDAP, user access into the UNIX servers, by managing the sudoers file creating User Alias, Group Alias, and Command Alias, thus maintaining restrictive privileges.
Managed over 1000 users LDAP profiles, and 2FA configurations.
Created several Ruby scripts, which can be run on Chef-client as cookbook-recipes, for installing and configuring WebLogic, Tomcat, Apache, Matlab (Matlab compiler, Matlab License Manager and Matlab Production Servers), RabbitMQ, etc and their dependencies.
Performed continuous build and continuous deployment using Jenkins, thus reducing the human intervention in maintaining local applications native to server administration team.
Retrieved more than 150 stage and production servers, by pushing them Single User Mode and Rescue Mode, thus saving several business hours during production outages.
Imported and installed several certificates at the server level (port 443) to ensure the secure connection possible, by editing the iptables rules.
Implemented NFS (Network File System) clients and manipulated their tuning to increase the read and write speed to and from the NAS (Network Attached Storage) servers located remote.
Configured and implemented the Relay Server configurations on the currently live servers to add make the sendmail (SMTP) and postgres services working, using automated shell script.

Confidential

WebOps Admin

Responsibilities:

Manually configured LAMP (Linux, Apache, MySQL database, PHP) on more than 30 on-demand and on-premise servers for production environments.
Explored more on the part of dependencies required for several ad-hoc application requested, such as, tomcat, JBoss, varnish, redis, python, memcache, perl, java jdk (installation and upgradation) new relic.
Load balanced several clusters of apache instances by performing rotational bouncing of the HTTPD services, thus resulting into the high availability of the underlying application.
Created a bash script to monitor and clear the memcache by scheduled restarting of the memcached service.
Introduced the concept of asset synchronization into the Admin team, resulting to save more than 48 hours of the application development team.
Manually created and configured more than 15 vhost entries in a week, thus supporting the latest application releases and enhancements.