Sharidha Ambalath

770-***-****

ac9aaa@r.postjobfree.com

Summary

Experienced in trouble shooting and automated deployment to web and application servers like Websphere, WebLogic and Tomcat.

Diverse experience utilizing Java tools in business, Web, and client-server environments including Java Platform, Enterprise Edition (Java EE) and Java database Connectivity (JDBC) technologies.

Responsible for all aspects of the software configuration management process including code compilation, packaging / deployment / release methodology, and application configurations.

Working with application infrastructure architects to establish the physical environments to effectively perform the software builds and deployments with an emphasis on quality, integrity, and security.

Extensive experience in working closely with Application teams and deploying applications like JAR, WAR, and EAR on managed servers and in clustered environments.

Worked on migrating Application from one Data center to another Datacenter. Created webservers, App servers in new Datacenter.

Installed Jenkins Servers and Created Jenkins CI-CD pipeline.

Configuring and administrating Websphere JDBC Connection Pools, Data Sources.

Knowledge of the object oriented programming, object oriented analysis and development J2EE technologies, Unix, Core Java, including servlets, JSP, Web Services. Fluid understanding of multiple programming languages, including C, C++, VB, ASP, JavaScript, and HTML.

Expertise in Monitoring Tools Introscope, Bluestripe, Netcool, Patrol, Splunk, Tealeaf, Nagios, Keynote, AppDynamics, Datadog, Kibana and Zenoss.

Good understanding of the principles and best practices of Software Configuration Management (SCM) in Agile, scrum and Waterfall methodologies.

Closely worked with development, QA, DBA and other teams to ensure automated test efforts are tightly integrated with the build system and in fixing the error while doing the deployment and building.

Extensive experience in all phases of Software Development Life Cycle with emphasis in Designing, Developing, Implementation, Deployment and Support of distributed enterprise scalable, secure and transactional J2EE applications. Extensive experience of working with the release and deployment of Java/J2EE Web applications.

Extensive experience in chef cookbooks and Jenkins ci-cd pipelines.

Team player with excellent interpersonal, communication, Presentation and Leadership skills, self-motivated, dedicated and understanding the demands of 24/7 system maintenance and has good customer support experience.

Education

Bachelor of Technology

Major: Electronics & Communication

Work Environment

Software Development Models: Waterfall, Spiral and Iterative Models.

Technologies: Java, Java Script, Excel Macros, VB, ASP,Shell, Python, Mongo DB, SQL DB

Tools: Introscope, Bluestripe, Netcool, Patrol, Splunk, Tealeaf, Nagios, keynote, DB Loader, SQL Developer, Netbeans IDE, Eclipse IDE, App Dynamics, Zenoss, Chef, Rundeck, Jenkins, Mongo DB.

Operating Systems: Unix, Linux, Sun Solaris, AIX, Windows

Professional Experience

Site Reliability Engineer:-[April 2017 – Current] Equifax, US

Responsibilities:

Deployed Enterprise Application Archive (EAR) in staging and production servers.

Worked on Release Deployments.

Troubleshooted Websphere and tomcat Configuration Issues.

Worked on Disaster Recovery Planning and Disaster Recovery Exercise for Applications.

Proficient on Oracle DB Queries and wrote procedures to copy data from one Application DB to another Application.

Did capacity planning based on the growing traffic and added new Servers based on the demand.

Worked on purging Data in Oracle DB which resolved latency issues in Application.

Joined Production Outage calls, troubleshooted issues after checking logs and Querying DB.

Worked on Automating the Deployment Validation Tasks.

Installed AppDynamics and Datadogs and created Monitoring Dashboards in AppDynamics.

Extensive Experience in Change Management using Service now and Maximo. Created change tickets, executed changes and release changes based on the change guidelines.

Created Jenkins ci-cd pipelines for sdlc deployments.

Expertise with revision control systems such as Git.

Wrote and Tested Chef Cookbooks with Ruby to configure and perform tasks on remote hosts.

Worked on Openstack, Chef, Rundeck and Jenkins.

Experience writing Chef Cookbooks and recipes to automate the deployment process and to integrating Chef Cookbooks into Jenkins jobs for a continuous delivery framework.

Responsible for Continuous Integration (CI) and Continuous Delivery (CD) process implementation using Jenkins along with Shell scripts to automate routine jobs.

Hands on experience in Openstack deployment both manual and automation installations.

Provisioning and optimizing of compute, network, and storage services with Openstack through dashboard, command-line and API utilities.

Hands on experience in Openstack deployment both manual and automation installations.

Automated build and deployment process with Jenkins, eliminating 80% of manual work.

Installed Jenkins and Rundeck and Configured jobs in Rundeck and Jenkins.

Upgraded the Servers to TLS1.2 version and disabled cipher suites based on Security recommendations.

Migrated Application from on premise data center to Cloud.

Attended Scrum calls and created stories in Jira.

Worked on Automating the ETL process using Apache Airflow.

Production Support:-[September 2016 – April 2017] Bridge2solutions, US

Client: Citi Bank

Responsibilities:

Deployed Enterprise Application Archive (EAR), Web Application Archive (WAR), JSP’s, and Servlets in staging, production.

Extensive Experience in Load Balancing.

Worked on Mongo DB and SQL DB for Data Analysis.

Installed new version of Mongo DB.

Involved with the developers in trouble shooting and fixing day-to-day problems of the applications.

Wrote Scripts for automation in Shell and in python.

Worked on Blue green deployment Model using Chef and Rundaeck. Configured Databags in Chef.

Performed weekly and on-call deployments of application codes to production environments.

Automation of various deployment activities for faster & smooth deployments, to enhance the process, to reduce the manual efforts and for log rotation.

Managed the entire Release Communication and Co-ordination process.

Production Support:-[September 2011 – September 2016] AT&T, US

Project: Production Support

Responsibilities:

Attended every day scrum/agile meetings and weekly sprint meetings to evaluate completed work and to handover new tasks.

Responsible for Installation, Configuration and Monitoring of BEA WebLogic application Servers on environments like Sun Solaris & HP-UX machines.

Coordinate with development teams and QA teams on finalizing the code freeze, staging handover and production release dates for the calendar year and prepare a release calendar based on those dates.

Worked on Apache installation and issues related to karaf in Application environment.

WebLogic Administration, Monitoring and Troubleshooting using Admin Console.

Client Escalation handling of issues to Tier 3 following the different line of business.

Proficient in deployment and troubleshooting of JAR, WAR and EAR files in domain and clustered environments.

Configuration and set up of web and application server instances including Clustered and Non-Clustered environment – Load balancing setup and maintenance.

Worked for application support group involved in end-to-end web application transaction management and analysis of enterprise web application.

Used Introscope extensively and worked on customizations for specific business needs.

Primary responsibilities include Build and Deployment of the java applications onto different environments like Dev, QA, UAT and Prod.

Responsible for changing manual software build environment into an automated build and release environment.

Involved in troubleshooting the automation of Installing and configuring JAVA applications in the test and pre-production environments.

Created the Deployment notes and released the Deployment instructions to Application Support.

Worked with application teams in troubleshooting application issues as reported by the monitoring tool and provided guidance as a subject matter expert in setting up Wily Introscope and Bluestripe in their environments.

Involved in migrating the WebLogic Server from version 8.1 sp6 to WebLogic 9.2 and JDK version from 1.4 to JDK version 1.5

Responsible for installing SSL certificates on Apache and Sun One Web Servers.

Written scripts to Startup and Shutdown the Admin & Managed servers and for deployments.

Providing Application support & Problem management during execution of System Testing, Integration Testing, Non-Functional Testing, User Acceptance Testing & in Production.

Configured and administered WebLogic server with Oracle9i database.

Worked on PBD files and EPAgents to get the metrics in Introscope Investigator. Created Alerts, Object IDs, Metric Groupings, Enhanced the Dashboard in Introscope based on the requirement.

Installed and Maintained Introscope and Bluestripe. Installed and maintained PostreSQL DB and MySQL DB. Configured Alerts and Dashboards in Splunk,Tealeaf, App Dynamics and Zenoss.

Conducted Trainings on Monitoring tools(Bluestripe, Introscope, Patrol and Netcool) to bigger group of audience.

Worked for application support group involved in end-to-end web application transaction management and analysis of enterprise web application.

Used Introscope extensively and worked on customizations for specific business needs. Involved in deployment planning, prepared documentation and configuration of the tool.

Diagnosed CA Wily Introscope software and configuration issues in complex environment.

Worked with application teams in troubleshooting application issues as reported by the monitoring tool.

Worked with application teams and provided guidance as a subject matter expert in setting up Wily Introscope in their environments.

Created Alerts, Object IDs, Metric Groupings, Enhanced the Dashboard in Introscope based on the requirement.

Worked on PBD files and EPAgents to get the metrics in Introscope Investigator.

Installed Introscope on servers (Weblogic, Tomcat, Websphere) and Resolved the configuration issues of Introscope.

Developer/Consultant:-[October 2008 – July 2010] Temenos, India

Client: Shell

Responsibilities:

I was involved in designed and development of web interface using JSP, Servlets, JavaScript and JDBC for administering and managing users and clients.

Created complex SQL and used JDBC connectivity to access the database.

Developed Javascript behavior code for User Interaction.

Developed an API to write XML documents from a database. Utilized XML and XSL Transformation for dynamic web-content and database connectivity.

Analyzed the performance of system software code and wrote code to tune it.

Developer: - [February 2007– October 2008] Keane India Pvt Ltd, India

Client: McKesson

Keane Inc a unit of NTT Data Corporation is a U.S.-based Information Technology services firm. It offers Application Services, as well as Infrastructure and Business Process Outsourcing solutions delivered through onsite and offshore resources.

Responsibilities:

Responsibilities include designing and building the frames based on java.

Worked as a Java Developer.

Responsible for the documenting, developing and maintaining the highly complex software application.

Provide unit and integration testing as required.

Analysis of business requirements for developing system architecture document for the enhancement project

Documenting the entire process in each phase for future reference and verification

Creating production maintenance support manuals for support team

Providing Impact Analysis to the expected production support and development team.

Raising the Change request and presenting the change schedule/impact/verification to change Management team

Environment: Java, JSP, HTML, JavaScript, SQL

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