Narenkumar Krishna

Architect Team Lead at GigaMe
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Contact Information
us****@****om
(386) 825-5501
Location
Chennai, Tamil Nadu, India, IN

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Experience

    • United States
    • Professional Training and Coaching
    • 1 - 100 Employee
    • Architect Team Lead
      • May 2015 - Present

      • As a part of support activity, resolve incidents by providing proper root cause analysis.• Created and designed marketing emails in platforms like ZOHO, Constant Contact, Drupal Mail.• Integrated latest CRMs and APIs such as Greenhouse, Jobvite, Google Products, Zoom, etc.,• Created a payment gateway using Stripe for the site to allow online payment automation to be processed within the site without navigating the user to a third-party site.• Involved in automating of internal website and adding new functionalities using Spring Boot, AWS, MySQL, MongoDB, Elasticsearch, HTML, JavaScript, CSS, React JS, Redux JS, D3JS.• Developed modules for business logic for creating reports, categorizing reports, login authentication, and authorization and report criteria generation defined by clients.• Actively involved in the design, development, and support of this application.• Worked on AWS (Public) Cloud to provide IaaS support to clients. • Worked with AWS S3 for storage and giving the user temporary URLs for generated files.• Working in Test Driven Development, Continuous Testing of the code is implemented to obtain immediate feedback of risks with JUnit.• Continuous Integration is implemented using the GIT version control system.Developed operational requirements documents and trained required teams to delegate work.Being technical lead and operational manager, • Playing the role as a motivator and giving technical kinds of stuff in JavaScript frameworks with the users to get selected and work with top product-based US companies such as Walmart, Apple, eBay, Facebook., etc.• Creating optimal solutions for complex data structure and algorithmic problems.• Conducting knowledge transition sessions on various JavaScript and Java technical and project-related topics.• Participated in product enhancement discussions with platform users. Show less

    • Senior Software Engineer - Java
      • May 2015 - Dec 2017

      • Involved in Design, Development, and Support of the application using IntelliJ IDEA as an IDEs methodology.• Analysed and updated existing framework to support better features.• Created POCs to support the enhancement of the application to make it more customer-friendly. Created personalized dashboards for users and support.• Implemented bulk management for common user actions. Implemented consolidated sequence for end-to-end user workflow.• Successfully migrated the web application Spring 3.0 version to Spring 4.0 with MySQL.• Successfully fixed out of memory issue by destroying bean clearance using automation.• Worked on the Search part of the application with Apache Lucene.• Successfully established core modules with different MVC patterns.• Successfully integrated the document parsing algorithm with Apache POI.• Created Cron Job entries for scheduling tasks in Spring Boot to run on regular intervals of time performing a specific task.• Extended framework to support code reusability and to support pagination.• Performed Black box, Regression & Performance testing on the web application.• Configured Apache Tomcat web server, created server domain template, and deployed WAR in AWS cloud architecture.Experience in working with SVN and GIT for accessing the repositories, branching, tagging, and merging Show less

    • Software Engineer - Java
      • Dec 2013 - May 2015

      • Created web applications using Java frameworks.• Involved in various phases of Software Development Life Cycle (SDLC) of the application like Requirement gathering, Design, Analysis, and Code development.• Used SVN as Version Control.• Created MySQL database tables and established connections with the front end.• Developed and implemented the MVC Architectural Pattern using Spring MVC Framework including JSP, Servlet, Handler, and Controller’s Form Beans and Actions.• Implemented DAO for connecting to Hibernate to fetch data from MySQL Database. • Implemented test plans and test cases with Developers & Business analysts on Windows, Linux, and Ubuntu platforms.• Used Log4j for the logging and Created POC on dynamically setting logger level for log4j used Apache and other developer toolbars to debug Webpages.• Used JUnit Test cases to perform unit testing.• Used SQL Developer to run queries for test data collection.• Improved user interface using JSP, Servlet, XML, HTML, CSS, Bootstrap, JavaScript, jQuery, JAVA Spring MVC, MySQL, and Hibernate to provide a specific look and feel to the application. Show less

  • compass India Pvt Ltd
    • Dindigul Area, India
    • Freelancing Software Engineer - Java
      • Jul 2012 - Dec 2013

      • Involved in Design, Development, and Support of the application using Java frameworks methodology and participated in Oracle meetings. • Extensively used Eclipse and NetBeans as IDEs for building, developing, and integrating the application. • Provided SQL scripts for querying the Oracle database. • Configured server to connect to JDBC and Web Services. • Liaised with business analysts and manual test team leaders to perform risk analysis and assessment associated with automation testing. • Performed Performance testing using JMeter and Regression testing to increase the test coverage and recorded the results in JIRA. • Developed the application using Java Servlet and Struts Framework with respect to Model View Controller architecture. Developed and configured the Java beans using the Struts framework. • Develop front-end code using HTML, CSS, JavaScript, Bootstrap, jQuery AJAX in a timely and high-quality manner while ensuring a consistent look and feel. Show less

Education

  • Anna University
    Bachelor of Engineering, Computer Science & Engineering
    2009 - 2012
  • Tamil nadu PolyTechnic College
    Diploma in Computer Science and Engineering, Computer Science
    2006 - 2009

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