SUMMARY

• Having around 7 years of experience in Software Development Life Cycle.
• Hands - on Programming experience in JSE, J2EE, JSF, Hibernate, Spring, Good Knowledge of MySQL.
• Expertise in developing enterprise level web applications using various core Java technologies including JSP, Servlets, JDBC, Java Multi-threading, XML, Apache Struts Framework, JMS, Java Beans, UML, Restful API and spring MVC using Spring Boot.
• Good working knowledge of Apache Tomcat, JBoss, WebSphere Server and Web logic servers.
• Hands-on experience in Front-end programming languages ReactJS end to end testing of applications.
• Strong experience working with databases like MSSQL and Oracle database.
• Have good exposure to MVC architecture and Web Application development. Experience in Build/Integration tools like Maven, Ansible.
• Experienced on configuration of the project, keeping track of project activities - Sprint execution, planning in JIRA, RTC.
• Hands-on experience with server Eclipse, Visual Studio, PyCharm, Jupyter.
• Worked on monitoring tools such as Splunk, ELK Stack (Elasticsearch, Logstash, Kibana), CloudWatch.
• Worked on messaging frameworks like Message Driven Bean (MDB).
• Experience in front end development using Angular JS, JSP, HTML, CSS, JavaScript, AJAX and JSON.
• Experience in creating RESTful web services working with data in XML and JSON formats.
• Have successfully followed Quality Standards for Software development, deployment and documentation.
• Knowledge of Hibernate Query language, SPRING BOOT and SPRING MVC.
• Easy learning and flexible to work on different kinds of API and Web technologies.
• Responsible for guiding and mentoring junior members in the team to help them scale up faster. Good understanding on software development life cycle (SDLC).
• Implemented REST based web services using JAX-RS annotations.
• Implemented middleware using Apache Kafka for high scalability. Used Shell scripts to automate the deployment process.
• Experience in Implementing CI/CD pipeline with AWS, Jenkins, Gradle, Ansible, Kubernetes and Docker.
• Good working knowledge of Apache Tomcat, JBoss, WebSphere Server and Web logic servers.
• Worked with Test Driven Development (TDD) using JUNIT.

TECHNICAL SKILLS

Programming Languages: Java (5, Java 6, 7,8), J2EE, EJB, Python, VHDL, JavaScript.

Web Technologies: HTML, jQuery, XML, CSS, JSON, Webservices, Microservices.

JEE Technologies: JDBC, Servlets, JSP, RESTful as REST and SOAP.

Frameworks: Spring MVC, Spring JDBC, Spring BOOT, Hibernate, JSF, Log4j, JUnit.

Web App Server: WebLogic, WebSphere, Tomcat, AWS cloud.

IDE’s: Eclipse, PyCharm, Jupyter, Visual Studio code, Squirrel, NIFI MS SQL server management studio, postman.

Build Tool: Maven, ANT, Ansible playbook, Gradle.

Version Control Tool: SVN, GITHUB.

Database: MySQL, SQL Server, Oracle, Cassandra, Kafka.

Operating System: Windows XP/7/8/10 and Linux, Putty.

PROFESSIONAL EXPERIENCE

Confidential

Java Full stack Developer

Responsibilities:

• Developed Rest microservices using Java technologies in Talon environment.
• Implemented Frontend development using React application and communicated with backend services.
• Involved and participated in PI (Program Increment) planning with the team, helped in creating features and stories.
• So had good knowledge and debugging skills in servlets, since the existing backend application was in servlets.
• Experience in using OpenShift for Docker container orchestration with Kubernetes, container storage. Docker container deploying microservices, and scaling the deployment using Kubernetes.
• Worked on batch jobs in dev, test and production environments which were in python. Shared lot of information around the team for all type of requests needed.
• Used python during the implementation of batch jobs for regular intervals of time as needed.
• We used python to write business logics to filter and cross check with the previous data from MySQL DB. I came across with new version of java line java 1.8.
• Used Spring boot in developing new backend microservices from existing application.
• Worked on MS SQL server for DB connectivity. Used JPA for DB connectivity in spring boot application. Configured some of security related authentications to these spring boot applications.
• Worked on creating HTML to send automated email if needed in the python application or during the batch job running.
• Responsible to support the operations, monitoring, reporting according to the requirement of the higher management team by making Splunk Dashboards. Implemented elastic search for created splunk dashboards.
• Used Putty to connect Test and prod servers, made deployment into the servers.
• With the help of postman, tested endpoints which we created.

Environment: Java 1.8, J2EE, React, JavaScript, RESTful MicroServices, python (numpy, pandas, OS), control M, ansible playbook, OpenShift, Talon Environment, GITlab, Putty, Anaconda, pycharm, HTTPS, Anaconda.

Confidential

Java Developer

Responsibilities:

• Understanding the requirements by interacting with business users and mapping them to design and implementing it following the AGILE Development methodology.
• Extensive use of EJBs for middle tier component to implement the business logic. We used java 8 version in creating applications.
• Developed an automated application using JMS for messaging and JNDI to interact with the Server.
• Used JDBC API as part of the DAO layer in the project.
• Developed multiple Topics for existing message queues. Used NIFI to make pipeline to load data into Cassandra DB. Created columns and synchronize data from NIFI data flow into Cassandra DB.
• Developed warmup programs in core java to load recently logged in user profile information into MSSQL DB.
• Performed manual testing and used logging tools like Splunk, putty to read the application logs for elastic search.
• Involved in team planning and architecture to create Microservices.
• Actively involved in the DevOps streamlining process through Jenkins CI and CD Release Automation
• Wrote complex validations using client-side Java scripts and designing the GUI.
• Configured the data mapping between Oracle and SQL Server and tested performance accuracy related queries under SQL Server.
• Created connections to database using Hibernate Session Factory, used Hibernate APIs to retrieve and store data with Hibernate transaction control.
• Helped in my team to pull data using python from DB. Using python libraries, verify and visualize the results using Data Manipulation.
• Experienced in using Java tools in Eclipse. Developing business logic using Scala.
• Experience on Kafka and Spark integration for real time data processing. Developed Spark scripts by using Java shell commands as per the requirement.
• Involved in the Production support of the Application. Performed application development using RAD and WebSphere Application Server (WAS).
• Worked on application screens/modules and developed professional and dynamic user interfaces using CSS and JQuery.
• Helped in creating Splunk dashboard to monitor MDB modified in the project.

Environment: Core Java, J2EE, Spring, Hibernate, Cassandra DB, Apache Axis2, python, WSDL, Restful Web Services, AWS cloud, JMS, Agile Methodology, PL/SQL, UNIX, Oracle, TOMCAT, Eclipse, Python(numpy, Scikit Learn, Panda, Matplotlib, Seaborn, Scipy), Anaconda, AJAX, Jenkins, Sonar, Maven, CVS, JSON.

Confidential

Software Engineer

Responsibilities:

• Implemented the application using Spring framework by implementing Controller, Service classes.
• Implemented front-end using JSP, JSON, HTML, CSS, JavaScript and Custom tags.
• Performed client-side validations using java script and server-side validation using spring validator framework.
• Made some changes in frontend which was in wicket framework.
• Made changes in ZOSO, created endpoints, which will be the helpful to salesforce in the other end.
• Created and maintained the configuration of the spring application frameworks IOC container.
• Implemented spring framework bean factory & application context for bean initialization and configurations.
• Excellent implementation Persistence layer using JPA, JDBC and Hibernate.
• Created hibernate data mapping, data persistence and transaction management.
• Developed hibernate HQL queries and hibernate DAO implementation for database connectivity.
• Implemented application database objects Stored Procedures and Views using SQL and PL/SQL to interact with database.
• Configured and created application log files using Log4j required to trace application messages
• Wrote project-built script in Maven and used SVN for version control.

Environment: Java/J2EE, JSP, JavaScript, HTML, CSS, JDBC, XML, Spring, Hibernate, Maven, MySQL, SVN.

Confidential

Jr. Java Developer

Responsibilities:

• Implemented the application using Spring MVC Framework by implementing Controller, Service classes.
• Implemented front-end using JSP, JSON, HTML, CSS, JavaScript and Custom tags.
• Performed client-side validations using java script and server-side validation using spring validator framework.
• Implemented spring framework bean factory & application context for bean initialization and configurations. Created User defined exception classes using Java.
• Used Maven tool for building and deploying the Web applications.
• Configured and created application log files using Log4j required to trace application messages
• Wrote project-built script by using Maven and used SVN for version control.

Environment: Java/J2EE, JSP, JavaScript, HTML, CSS, JDBC, XML, Servlets, Spring, Hibernate, MVC, MySQL, Log4J, Maven, MySQL, SVN.