SUMMARY

• Senior Java Developer wif 8 years of experience in teh Java domain wif experience in IT, I'm more focused on teh backend side, I started my professional career using J2SE version 6 and J2EE, Spring, Hibernate and DB2 database, now days I'm focused in teh same path but now using more updated and innovative tools/architectures including J2SE version 8, Spring Boot, Spring Cloud, Oracle DB, Jquery, Junit, Safe. Expertise in Core Java concepts such as Collection Framework, Multi - threading and Exception Handling.
• Responsible for Quality Assurance (QA) testing of Client/Server, Data warehouse, Mainframe and Web based Applications and Work experience in various Industries like Retail, Financial, Loyalty, Insurance and Telecom.
• Experience in web services like RESTful and SOAP.
• Expertise in DevOps, Release Engineering, Configuration Management, Cloud Infrastructure Automation, it includes Amazon Web Services (AWS), Ant, Jenkins, Chef, SVN, GitHub ansible and, Nexus, Tomcat, etc.
• Hand on experience on Hibernate Annotation and Spring Annotation.
• Experience in using front-end techniques such as HTML, CSS, JavaScript, jQuery, Angular JS and JSTL.
• Utilize GitHub as a version control application for all types of work on teh project.
• Participated in meetings wif QA Manager along wif my QA Team.
• Knowledge of database accesses like JDBC, and object-relational mapping ORM Hibernate integrated wif J2EE frameworks.
• Proficient in writing SQL, PL/SQL queries and stored procedures, good understanding of Relational database such as Oracle and SQL Server.
• Hands on experience in deploying major web application servers, including Apache Tomcat and JBoss.
• Quick learner wif excellent problem solving and communication skills, a good team player.
• Implementation, Testing, Reporting and Supporting of Software Applications.
• Extensive experience in developing applications using Java, J2EE, Java Beans, JSP, JSF, Servlets, REST Web Services, Apache Struts framework, Spring MVC framework, EJB, JDBC, JNDI, JMS, Spring boot, Micro services, Hibernate, JavaScript, Angular, React, Ajax, Junit and Test-Driven Development.
• Experience wif CI CD pipelines to integrate teh Java code to align wif DevOps practices using Docker.
• Knowledge on DevOps tools like Docker and Deployed microservices on Docker Containers.
• Database management, data loading, database queries and optimizations (PostgreSQL, MongoDB, SQL Server, DB2 and Oracle).
• Design, development and maintenance of Backend systems, services and integrations based on J2EE (Spring Framework).
• Designed & developed using HTML5, CSS3, EXT JS, JavaScript, XML, AngularJS, NodeJS, JSP, JSON, Vue.js, JSF, J2EE and Ajax.
• Developed dynamic responsive Web Application by integrating Angular2 wif Bootstrap which is further integrated wif Web Services and Vue.js.
• Experience on Java 8 features such as Lambda expressions, Functional Interfaces, Streams to avoid boilerplate code, keep code simple and extensively used core java technologies such as Collections, Multi-Threading, Exception Handling.
• Great experience in teh development of Classic Web applications and Responsive web applications (Mobile).
• Selecting teh appropriate AWS service based on compute, data, or security requirements.
• Experience in Integration of Amazon Web Services AWS wif other applications infrastructure. Setting up AWS Oracle RDS databases for new project, use data pump to migrate data to Relational Database Services (RDS).
• Proficiency in Prototype, Module Design, User Interface Design, and Integration of PHP components.
• Experience in end-to-end lifecycle of PHP based implementations. Development using Laravel PHP Framework on LAMP stack.
• Great experience in developing J2EE applications using various ORM technologies such as IBATIS, Mybatis and Hibernate.
• Extensive experience wif server-side programming and technologies such as Java/J2EE, Spring Boot, REST web services, Ajax, Python, JQUERY and JDBC.
• Great experience in developing and consuming SOAP Web Services. Great experience in developing and consuming Restful Web Services.
• Experience working wif MongoDB, Apache Hadoop Big Data using Apache Spark, Kafka, Oozie, HDFS in Java 8. Experience in Google Cloud components, Google container builders and GCP client libraries and cloud SDK’s.
• Experience Working on Google Cloud Platform, Internet of Things (IoT). Worked on OpenStack-manuals and Security Guide to teh OpenStack Community.
• Worked Extensively on building and maintaining clusters managed by Kubernetes, Linux, Bash, GIT, Docker, on GCP (Google Cloud Platform).
• Having good Knowledge in NOSQL data base like DynamoDB and MongoDB.
• Exposure wif Application servers, Web Servers like WebSphere, WebLogic and Apache Tomcat
• Hands on experience in Spring Tool Suite, NetBeans for teh development of Java projects.
• Hands on experience in Visual Studio Code, Atom for teh development of Angular and React-Redux projects.
• Experience in writing Unit test cases and Configuring JUNIT Framework in Jenkins Pipelines.
• Experience doing Stress test wif JMeter Tool, simulating complete application flows.

TECHNICAL SKILLS

JAVA/J2EE JAVA 8 Technologies: - Java 1.8, JSP, JSF, Servlets, AngularJS, JDBC, EJB, JNDI, Webservices, JMS, UML Diagrams, Multithreading. PHP, Ruby.

Frameworks: - Struts, spring, EJB, Vertex, and Hibernate.

Portal: - Web Logic Portal.

Web Technology: -HTML, CSS, XML, Ajax, JavaScript and jQuery.

Database: - Oracle, DB2, MS SQL Server 2000, My SQL 5.0, MS Access,MongoDB.

Application Servers: - JBoss, Web Logic, Tomcat and Web sphere.

Web Server: - Apache Tomcat, I Planet.

Source Control Tools: - SVN and ClearCase.

Design Tools: - IBM Rational Rose, Microsoft Visio.

Development Environment: - WebLogic workshop, STS, Eclipse and Net Beans.

Software Methodologies: - Object Oriented Analysis & Design, UML, SDLC (Agile), Refactoring.

SVN Operating Systems: - UNIX, WINDOWS XP/7.0, MS DOS.

Tools: - TOAD, Aqua Data Studio, SQL Developer, & JUnit, Cruise control and SoapUI 4.0.5.

Languages: - Java, C/C++, SQL, Java script.

PROFESSIONAL EXPERIENCE

Sr. JAVA DEVOLOPER

Confidential, MISSOURI, MO

RESPONSIBILITIES:

• Analysis, design and development and testing phases of Software Development Lifecycle (SDLC) using Agile methodology.
• Designing and implementing scalable, RESTful and microservices-based backend. Teh backend is being written in Java using Spring Boot for simplicity and scalability.
• Used JAVA 8 features like Lambda Expressions, Parallel Streams and functional interfaces.
• Involved in creating and extracting data from database using SQL Queries, PL/SQL Stored procedures, triggers, and packages on Oracle database.
• Developed Angular services making use of resource service to perform REST k calls to teh backend.
• Responsible for Designing and implementation of teh DevOps solution using tools like Git, Jenkins, SonarQube, Nexus and Groovy scripting and AWS.
• Implemented Angular 7/8 Services for connectivity between web application and back-end API'S using Typescript
• Excellent experience in tuning performance of teh application, reduction in teh number of loops, and code optimization.
• Complete exposure wif MEAN (MongoDB, Express, AngularJS) full stack programming.
• Built UI for Admin module wif JavaScript, AngularJS, HTML5, CSS3
• Implemented Rest APIs Wif Spring Boot wif data stores MongoDB, and Elasticsearch to process GIFTCARD transactions.
• Implemented Version History like GIT in MongoDB and Elasticsearch.
• Created QA Mainframe and Web based Applications & project plans for Infrastructural projects in all phases of teh Project Life Cycle.
• Prepared Master Test Plan Document for QA Managers, Test Strategy Document and covered teh total functionality of teh applications for all Clients
• Created tester’s guide material for teh Size Profile Analysis project. Conducted training sessions for teh offshore QA Tester Engineers and Coordinated testing efforts.
• Used microservices wif Spring Boot-based services interacting through a combination of REST and Rabbit MQ, Apache Kafka message brokers.
• Verifying program logic by overseeing teh preparation of test data, testing and debugging of programs.
• Converted data from XML to Parquet using Java Spark, Kafka and Oozie Workflows.
• Worked on XML and XSD in generating PDF pages using FOP and worked on JAXB for parsing XML into java object.
• Responsible for architecting, refactoring, enhancing, and evolving a complex web-based client server application and related tools.
• Introduced and implemented new concepts for development team include refactoring, XP style Unit Tests, and technical debt avoidance.
• Migrating application functionality in sending emails from MySQL to NoSQL database implemented by Google Cloud platform which handles BIG Data.
• Extensively used Google Cloud resources like Compute Engine, IAM, Google Container Registry, Container Builder and Cloud Storage buckets.
• Migrating servers, databases, and applications from AWS On-premises to Google cloud platform
• Involved in developing and implementation of teh web application using Ruby on Rails.
• Designed and developed teh web applications and interface using Ruby, Rails, and AJAX.
• Wrote Ruby on Rails for deployments onto AWS and Continuous Integration provisioning.
• Created custom validation using JavaScript Regular Expression and Angular form validations for Signup and Login functionality.
• Developed Junit tests using Mockito framework in a TDD (Test Driven Development) environment.
• Used Jenkins and pipelines to drive all micro service authentication builds out to teh Docker registry and then deployed to Kubernetes.
• Participating in overall systems testing and teh migration of platforms and applications to production
• Excellent communication of our microservices by maintain Kafka publisher/consumer running in each of our microservices.
• Developed Unit Testing from new and existing code in order to improve our automated testing.
• Tested teh code in development environment before integrate it to teh main branch, and test it in UAT environment once teh integration is done.
• Extended expertise in QA and Automated Software Testing using QTP, Soap UI, HP/ALM/Quality Center and Selenium.
• Developed web applications running on NodeJS using teh Express framework, Vue.js and Backbone.js wif Mustache.js for front end MVC/templating.
• Worked multiple components for different course element players and quiz question players using Vue.js and Vuex
• Used Vue.js events distribution and parent chain for parent-child component communication.
• Executed regression testing every iteration to ensure teh integrity of our microservices.
• Help DevOps teams configuring servers by building cook books to install and configure tomcat.
• Helped DevOps team wif POC for Docker by containerizing teh web application.
• Programming: Java 8, SQL, jQuery. Provided full DevOps, environment & build support to both Waterfall & Agile/SCRUM teams
• Good Experience in Performance tuning and refactoring of an application using J console and You're Kit. Code review and refactor existing code
• Created Database objects including Tables, Views, Stored Procedures.
• Created playbooks for Start/Stop/restart operations and manage teh data.
• Created playbooks to create users in Oracle, MySQL and LDAP.
• Participated in Standup calls and scrum meetings.
• Extensive experience in writing stored procedures, functions and database triggers using SQL and PL/SQL in oracle.
• Environment: Java, J2EE, MVC, PL/SQL in oracle, Spring Boot, Web Services (REST API, SOAP), Microservices, JMS, Angular 8/7, HTML, Rabbit MQ, Apache Kafka, Oozie, JavaScript, Jenkins, Kubernetes, CSS, MongoDB and Oracle., Google cloud platform, AngularJS

Sr. JAVA DEVOLOPER

Confidential, SAN FRANSICO, cA

RESPONSIBILITIES:

• Responsible for reviewing business user requirements and also participated in meeting teh users wif Business Analysts.
• Written technical and detailed design documents based on teh requirement specifications.
• Followed Scrum Agile methodology for teh iterative development of teh application and participated in weekly Sprints stand up meetings and customer reporting backlogs.
• Involved in Continuous Integration/Delivery Code Refactoring and Process Improvements.
• Developed presentation tier as JSPs JavaScript Free marker HTML and CSS wif custom tag libraries using Struts 2.0 Framework.
• Worked on developing APIs using Kubernetes to manage and specify teh copies of teh containers to run teh actual servers in teh cloud environment.
• Implemented a production ready, load balanced, highly available, fault tolerant, auto scaling Kubernetes cloud infrastructure and microservice container orchestration
• Responsible for rearchitecting and refactoring web-based client server Java application and related tools.
• Strong experience in Java and SQL Development, Code review, Refactoring, Performance Tuning, Secure Coding techniques and Test & deployments
• Designed and developed teh User Interface using JavaScript, AngularJS.
• Received business logic specifications and design documents, and translated them into HTML5, CSS3, JSON files, JavaScript code and AngularJS.
• QA Test Tester Analyst Engineer Agile Postman Git. Mobile Web Testing Quality Engineer Cucumber.
• Used Struts 2.0 to build web application and Spring to develop light weight business component.
• Used Spring Integration wif Struts by implementing Delegating Struts Action management to Spring Framework.
• Used Apache CXF as teh Web Services framework to implement teh REST APIs involved
• Work involved Service-Oriented Architecture SOA and its related technologies like Web Services WSDL SOAP XML. XSLT.
• Selecting teh appropriate AWS service based on compute, data, or security requirements.
• Integration of Amazon Web Services (AWS) wif other applications infrastructure.
• Co-developed dynamic Ruby on Rails/HTML5 application highlighting numerous data visualization of web metrics.
• Responsible for requirements gathering, designing, coding web applications using Ruby on Rails, JavaScript’s HTML, CSS and jQuery, implemented collections using MongoDB as a NoSQL data store.
• Developed multi-threaded standalone app in Python, PHP, C++ to view Circuit parameters and performance. Created PHP/MySQL back-end for data entry from Flash.
• Very strong experience writing API's/ and Web Services in PHP and in Python.
• Developed REST based Web Services using JAX-RS and Axis to interact wif backend systems.
• Deployed teh applications on BEA WebLogic Application Server in Linux environment and developed Linux shell scripts to perform sever related activities.
• Involved in creation of Architecture and built Minimum Viable product (MVP) for containerization platform using Dockerand Kubernetes.
• Involved in development of test environment on Docker containers and configuring teh Docker containers using Kubernetes.
• Developed business layer components using enterprise java beans EJB 3.0.
• Developed Session and Entity CMP beans EJB 3.0 for crucial business logic.
• Communicated wif external applications JMS messages using IBM WebSphere MQ.
• Utilize Cloud formation and Puppet by creating DevOps processes for consistent and reliable deployment methodology. Experience in cloud services using Amazon Web Services (AWS) and Google Cloud Platform (GCP).
• Implemented client-side Interface using React JS. Worked in using React JS components, Forms, Events, Keys, Router, Animations and Flux concept.
• Implemented React JS Controllers to maintain each view data.
• Log Back for teh logging teh output to teh files and Google Stack Driver part of Google Cloud Platform.
• Utilized Java Swing framework to develop client-side components.
• Used Hudson to build and create war files which were deployed using Tomcat.
• Wrote spring configuration file to define beans define data source and hibernate properties.
• Consumed Web Services WSDL SOAP and UDDI for teh supplier payment module.
• Full lifecycle DevOps using Gitlab & Jenkins.
• Extensive usage of MySQL to model and create custom databases to store customer data
• Performed functional testing to identify various critical points in teh application and automated it by using Selenium RC. Used Selenium in conjunction wif Continuous Integration to test web applications using Jenkins and to do cross-browser compatibility testing.
• Prepared Load testing scripts using e Tester tool and used test data of several users to monitor teh performance. Used Easy Mock for mocking library.
• Optimized SQL queries in MySQL and extensively wrote SQL DDL and DML statements.
• Teh Application was hosted by WebLogic Server and developed using Eclipse. Product Development of DevOps Products.

Environment: Spring 3, Mybatis 3.0, Selenium IDE, Selenium RC Server, clear case, m Hibernate, Java 1.6, DB2, Junit, angular.js, Oracle 10g & WebLogic 10.3, Ruby, Google Cloud Platform., PHP, XPath, JBoss 4, MongoDb, AWS. (Amazon Dynamo DB). react JS

JAVA DEVOLOPER

Confidential, ARIZONA

RESPONSIBILITIES:

• Created POC for Automatic update for teh deployment status update using Vert.x Framework (push Notification), HTML5, CSS3, JavaScript, Junit & JAVA.
• Created POC for JDBC connectivity and Data Source and communicated wif data base using stored procedure calls.
• Designed and developed code for Exchange project using teh Java EE 6 platform.
• Experience wif J2EE and teh Spring Framework.
• Implemented Java and J2EE Design patterns like Business Delegate and Data Transfer Object (DTO), Data Access Object and Service Locator
• Used Oracle as database and involved in teh development of PL/SQL backend implementation.
• Implemented a Continuous Delivery pipeline wif Docker, Jenkins and GitHub and AWS AMI’s, whenever a new GitHub branch gets started. Jenkins, our Continuous Integration server.
• Automatically attempts to build a new Docker container from it, Teh Docker container leverages Linux containers and TEMPhas teh AMI baked in.
• Created and modified code wifin a Ruby on Rails-based application
• Ruby on Rails-based platform via decoration, extensive use of view models, and additional customer-based customizations.
• Built UI for customized reports using AngularJS, HTML5, CSS3.
• Built UI to modify customer accounts wif AngularJS and CSS
• Designed UI for Customer information using AngularJS, CSS, HTML
• Developed web applications wif W3C XHTML, HTML5, CSS3 standards and using Ruby on Rails, Git and Heroku.
• Development of code using JSP code, HTML, CSS, JavaScript libraries such as JavaScript, Vue.js, jQuery, Prototype plus relevant coding standards
• Developed responsive client-side application to integrate wif server side using JavaScript, jQuery, AngularJS, Node. js, Vue . js and Bootstrap.
• Designed class diagrams, sequence diagrams and high-level technical documents.
• Worked on bug fixing and enhancements on change requests.
• Proficient in all aspects of software life cycle like Build/Release/Deploy and specialized in cloud automation through open-source DevOps tools like Jenkins, Chef.
• Responsible for creating and maintaining web applications and web services dat interact wif database.
• Collaborated wif developers and clients to develop precise business logic.
• Combined teh Three APIs on Aliyun cloud server and organized them in a fancy way by jQuery and HTML5 Worked and communicated wif clients and gatheird requirements. Solved problems using a combination of JavaScript, JSON, and JQUERY worked in small, rapid-development teams.
• Deployed applications from Admin Console of Jboss Eap 6.1 as well as done teh hot deployment.
• Developed specifications dat include Use Cases Class Diagrams and Activity Diagrams.
• Involved in requirements discussions story board preparation estimation daily Scrum meetings and retrospective meetings as part of Agile methodology.
• Involved in designing teh Graphical User Interfaces GUI using Struts Tiles Framework JSP.
• Implemented teh Spring IOC for teh core business application logic and used Hibernate as persistence framework.
• Flexible and able to work wif multiple priorities and collaboratively wif teh Development, Business and QA team.
• Used Hibernate in data access layer to access and update information in teh database.
• Used Web services - Web Services Description Language WSDL and SOAP for getting credit history updated information from third party.
• DevOps and Agile transformation lead consultant working on DevOps transformation strategies for a large key BU wifin Confidential.
• Used SoapUI for load testing teh Web Services. Development of web pages in PHP/FX.PHP using Filmmaker Pro as teh database.
• Used JSON parsing to implement REST Web Services.
• Used Spring AOP to handle transactions session aspects and to implement security.
• Development back-end wif Spring MVC framework on underlying Hybris platform.
• Developed DevOps applications and tools to automate tests run in UNIX environment and Linux Environments.
• Involved in writing Java API for Amazon Lambda to manage some of teh AW’S services.
• Developed JMS publisher and implemented MDB to pull messages from Jboss MQ.
• Used JNDI to lookup for teh data sources and EJB 3.0 required.
• Wrote SQL queries and stored procedures for MS SQL Server 12.
• Developed XSLT to transform XML to be inputted into a SQL database
• Built web services on server side using PHP scripting and SQL queries for data transfer between client and server sides to define uniform interface wif JSON.
• Worked on Spring Batch to read data from UI map teh data and persist to database.
• Creation of Unix shell scripts for taking a backup of and restoring backend production data.
• Used GIT for branching and merging of source code management.
• Developed stored procedures functions Triggers in Oracle10g PL/SQL packages which were created using Toad 10.1.
• Used Angular.js and Bootstrap for dynamic data in Web UI development by putting data binding.
• Used Log4J to capture log dat includes runtime exceptions monitored error logs and debugged.

Environment: Java, Vert.x Framework, PHP, ruby, Web Services, JSON, JavaScript, jQuery, Spring, HTML5, AWSLambda. AJS, PL/SQL, SVN, Junit. Node, Docker, Angular Js.

JAVA DEVOLOPER

Confidential

RESPONSIBILITIES:

• Responsible to work on multiple QA Projects simultaneously and prioritize teh tasks between teh projects as needed and monitor teh test results and capture teh screen shots and include in teh test results.
• Interaction wif clients for requirement gathering.
• Designing, developing, integrating, testing, troubleshooting and debugging of teh embedded applications.
• Release Maintenance Preparation and Deployment on teh servers.
• Technical feasibility of web frame work and Database design.
• Developed in continues integration, it means I has to create merge request to integrate my code to teh repository by following internal rules (code reviewer processes). Create clusters in Google Cloud and manage teh clusters using Kubernetes(k8s).
• Scheduled, deployed and managed container replicas onto a node cluster using Kubernetes.
• Migrated 9 microservices to Google Cloud Platform from skava and has one more big release planned wif 4 more microservices.
• Designed Prototype and project lay out skeletons using react JS, J query, and CSS /LESS and HTML 5.
• Client-Side code were written in React JS, J Query and server-side code were developed using MVC4.
• Using Jenkins to deploy code to Google Cloud, create new namespaces, creating docker images and pushing them to container registry of Google Cloud.
• Implement teh best practices for DevOps methodology and Agile project management
• Taken care of Java multi-threading, concurrence in common java classes / library.
• Pilot DevOps pipeline on identified set of applications.
• QA Web driver Bug report Selenium Agile
• Involved in Bug Fixing AND Interaction wif clients.
• Developed stored procedures, triggers, and functions wif PL/SQL for Oracle database.
• Implemented persistence layer wif MyBatis to interact wif MySQL.
• Developed application service components and configured beans using Spring IoC, creation of Hibernate mapping files and generation of database schema.
• Created shell scripts and updated teh scripts as per teh requirement.
• Developed API using Hibernate to interact wif teh Oracle database.
• Developed scripts for inbound and outbound of teh data on servers.
• Used spring framework for dependency injection and integrated wif Hibernate.
• Implemented business logic using Spring MVC and Hibernate framework.
• Ability to work independently wifout direction from other project members.
• Initial Investigation Analyze teh given requirement and prepare flow.
• Designing, developing, integrating, testing, troubleshooting and debugging of teh embedded applications.
• UI enhancements AND Training new recruits for teh team. Conducting regular quality checks.

Environment: J2EE Core Java, XML, JDBC, JSP and Servlets, JavaScript Mootools, MVC Architecture, Struts. MySQL. Java 1.7, Concurrency, Threading, Spring MVC, Hibernate, XML, Oracle, REST/SOAP Web service, REST, JMX, JUnit, SVN, Google Cloud. react JS,