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EMAIL AVAILABLEPHONE NUMBER AVAILABLEPROFESSIONAL SUMMARY: Over 10 Years of extensive IT experience in Object Oriented design development, implementation and maintenance of web-based applications and various database applications. Experience in implementing full life cycle of software development process (SDLC) using various methodologies based on Agile, Scrum and Waterfall Model. Strong programming skills in Java, J2EE, J2SE with extensive ability to develop scalable applications. Experience in designing and developing Web based Applications using J2EE technologies like Java, Spring, Hibernate, Servlets. Hands on experience with OOPS concepts and various design patterns. Experience in Front - End UI technologies like HTML5, CSS3, JavaScript, jQuery, XML, JSON, AJAX, JSP, NodeJS, AngularJS, ReactJS and Bootstrap. Good hands-on experience in designing and developing J2EE compliant systems using IDE tools like Eclipse, My Eclipse, and Net Beans. Extensive experience in Implementing Docker container service, build pipeline like Jenkins, Bamboo for Continuous Integration and Continuous Deployment that can run on the cloud or on-premises. Managing the OpenShift cluster that includes scaling up and down the AWS app nodes. Extensive experience working with AWS provided Solutions like EC2, ELB, VPC, Route 53, RDS, S3, IAM CloudWatch. Extensive Experience in writing Stored Procedures and User Defined Functions in SQL Server 2005/2008. Thorough knowledge of Micro service architecture and experience in implementing several design patterns
Designed and developed Micro service business components using Java /J2EE, Spring Boot and Implemented REST web services based on RESTful APIs.
Experienced on spring framework applications like Spring Core, Spring AOP, Spring IOC, Spring MVC, Spring Batch, Spring JPA, Spring Security and Spring Boot and did integration to Micro services into existing system architecture. Good Experience in developing Web Services, Restful API using Jersey Framework, and SOAP using Spring-WS.
Experienced with web services (SOAP/RESTful) and used to scale the applications for better BOA. Proficiency in using RDBMS concepts and worked with Oracle, MYSQL and SQL server and NoSQL databases such as MongoDB and Couchbase. Expertise in developing MVC architecture for web-based applications using Struts/Spring framework. Expertise in developing multi-threading applications using Java AWT and Swing. Experience with Docker images, Containers, push/pull with Spring Boot, used Jenkins for CICD and AI. Experience in using Jenkins for Continuous Integration and Sonar jobs for java code quality. Experience in message streaming by using Apache Kafka.
Designed and developed custom MongoDB applications specific to client need. Experience in working with RESTful Web Services and implementing RESTful API's. Experience in using MVC (Model View Controller) architecture for developing applications using Servlets, JSP, JDBC, Apache Tomcat, Camel. Experience in microservices architecture. Experience in creating buckets in Couchbase Server and inserting the JSON s into the buckets. Experience on version management tools like GIT. Experience in writing Unit test cases using Groovy and Java. Hands on experience in conducting Joint Application Development (JAD) sessions with End-users, SMEs, Developers, QAs and other stakeholders for project meetings, walkthroughs, and customer interviews. Experience in working on version control tools like SVN, CVS and GIT.
Managed the platform over the years through Agile, Scrum and Waterfall practices
TECHNICAL SKILLS:Languages: Java, Java 8, JavaScript, SQL, PLSQL, HTML, XML/JSONTechnologies: JDBC, Servlets, JSP, JSTL, Java Beans, MVC, Struts, EJB, JSF, JMS, SOA, SOAP, JavaScript, jQuery, AJAX, CSS 3, XML and HTML 5Web Frameworks: Spring Boot, Spring Web Flux, Spring MVC, Struts2, jQueryBuild Tools: Apache Maven, Apache AntApplication/Web Servers: WebSphere, JBoss, Tomcat.Frameworks: Struts, Spring, Hibernate, Angular JS.Web Services: RESTful and SOAPDatabases: Oracle, SQL server, MySQL, DB2,Developer IDE Platforms: Eclipse, Edit plus, Notepad ++, TEXT PAD, Net BeansOperating System: Windows, MacOS, LINUXMethodologies: Agile, waterfall, TDD (Test-Driven-Development), ScrumPROFESSIONAL EXPERIENCE:Barclays, Whippany, NJ Apr 2022 to Till NowSr. Java DeveloperProject Description: Barclays is a British multinational investment bank and financial services company. The primary objective of this project is to elevate and optimize the digital banking experience for Barclays customers. With the increasing reliance on technology in the financial sector, Barclays aims to stay at the forefront of innovation, offering customers seamless, secure, and user-friendly digital banking services.Responsibilities: Utilized Core Java and libraries to develop Java/J2EE web application business logic. Developed the application with Java object-oriented principles. Proficient in Java Design Patterns and J2EE design patterns. Applied JAVA/J2EE design patterns including Factory, MVC, Singleton, Template, and more. Implemented Java and J2EE Design Patterns like Command, State, Composite, Strategy, Observer, and Template. Employed complex data structures in the Java/J2EE collections framework for business logic. Managed business requirements with Spring Core, Spring MVC, Spring Boot, Spring Data, and Spring Security. Utilized Spring MVC Framework for application development, adding authentication and authorization with Spring Security. Enforced role-based authentication and authorization with SiteMinder and Spring Security. Facilitated business processes, database access, and information retrieval using Java and Spring frameworks. Gained comprehensive experience in AWS Cloud services like EC2, Lambda, S3, and more. Adopted Agile/SCRUM methodology and used JIRA & Confluence for project management. Managed version control with SVN, tracked tickets with JIRA, documented with Wiki, and automated builds with Jenkins. Implemented Struts MVC for feature design and Jira bug resolution. Used JIRA for Quality Center bug tracking and addressed production system issues with Rational ClearQuest and JIRA. Experienced in various Spring frameworks and integrated Spring Security for access control. Employed Jenkins, Git/Gitlab, Jira, Docker, and Ansible for CI/CD and automation. Secured create/Update Service with basic auth using Spring Security. Created UNIX Shell Scripts to execute Java programs in batch processing. Served as the primary contact for deployment issues across development, UAT, and production environments. Supported QA by coordinating with teams on issues found during testing. Engaged in regular code reviews to enhance project quality. Contributed to troubleshooting production issues under tight deadlines. Involved in the complete implementation cycle in the production environment. Managed code and release versioning with Git, collaborating through GIT, GitHub, and SourceTree. Maintained code base and version control using GIT and SVN. Configured Git repositories and maintained version control. Demonstrated expertise in software configuration management with tools like SVN and GITHUB. Worked in environments including Spring, Hibernate, AWS, Oracle, and more, and Jenkins for a comprehensive development approach.Environment: Spring, Hibernate, Struts, jQuery, AJAX, Sencha Ext JS, JavaScript, Node.js, Angular.js, bootstrap.js, backbone.js, AWS, Oracle, CRUD (1), PL/ SQL, JDBC, coherence, MongoDB, Apache CXF, REST, Eclipse, WebLogic, Subversion (SVN), Junit, Agile, UML, JSP, Java Server Pages Standard Tag Library (JSTL), SERVELET, MAVEN, ITEXT, GWT (Google Web Toolkit), Jasper report, ILOG, Web 2.0, SOAAetna, Hartford, CT Jan 2021 to Apr 2022Sr. Java DeveloperProject Description: Aetna is an American managed healthcare company that provides health insurance services, as well as other healthcare-related products and services. Create and optimize a comprehensive digital health platform to enable members to access healthcare resources, schedule appointments, and manage their health records conveniently.Responsibilities: Implemented the application using Java object-oriented principles. Proficient on Java Design Patterns & J2ee design patterns. Worked on Core Java and its libraries in creating the java/J2EE web application's business Logic. Used the various Complex data structures in collections Framework in Java/J2EE for building the Business Logic. Implemented JAVA/J2EE design patterns such as Factory, Template, MVC, Singleton. Implemented Java and J2EE Design Pattern such as Command, State, Template, Composite, Strategy and Observer. Responsible for implementing the business requirements using Spring Core, Spring MVC, Spring Boot, Spring Data, and Spring Security. Implemented the application using Spring MVC Framework and handled the authentication, authorization, and access-control features by using Spring Security. Implemented role-based authentication and authorization using SiteMinder and spring security. Implemented business process, database retrievals and access of information using Java and Spring Core, Spring MVC, Spring DAO, Spring Security framework. Comprehensive work experience in cloud platform like Amazon Web services (AWS Cloud) - EC2, ECS, ECR, Lambda, step functions, API Gateway, SNS, SQS, SES, EBS, S3, Glacier, Elasticsearch, EFS, IAM, Beanstalk, Auto Scaling, Cognito, VPC & CloudWatch. Agile/SCRUM was used as the project management methodology and JIRA & Confluence were the tools used to keep things in check. Usage of version control repository SVN (Subversion by Apache), JIRA/ Quality Center for ticketing, Wiki for documentation, Jenkins for nightly build. Used Struts Model-View-Controller approach to help design new features and fix Jira bugs and request. Working with the JIRA tool for Quality Center bug tracking. Analyzed and resolved production system problems tracked with Rational ClearQuest and JIRA. Worked on Spring Security for providing access to various level of users. Experience in Struts, Spring IoC, Spring MVC, Spring Data, Spring Boot, Spring Security and other spring frameworks implementation and integration. Used spring framework to inject the DAO and Bean objects and for auto wiring the components and implemented application security using spring security API. Used CI/CD tools Jenkins, Git/Gitlab, Jira and Docker registry/daemon for configuration management and automation using Ansible. Developed AWS Step Functions. Provided Basic auth security for the create/Update Service which was implemented using spring security. Creates Shell Scripts to invoke Java programs on UNIX batch platforms. Worked as Primary Point of Contact for all the application deployment related issues in development, UAT and Production environment and troubled shooting effort with major success rate. QA Support: Coordinated with the support team, the issues found during testing and involved in verification and validation of the issues. Regularly Participated in the Code reviews with the team members to improvise on the quality of the project deliverables. Participated in trouble shooting the production issues and coordinated with the team members for the defect resolution under the tight timelines. Implementation: Involved in end-to-end implementation in the production environment validating the implemented modules. Used version control tool Git and its features such as check-in, check-out, merging and branching with a GUI. Collaborated with the team using GIT, GitHub, SourceTree version control platform. Managed the code versioning and releases versioning through SVN, Git. Used GIT for version control, and Jenkins for Continuous Integration and Continuous Deployment (CI/CD). Expertise in using source code control systems such as GIT, JIRA, and Jenkins for maintaining versions across various releases. Maintain the code base by frequent updates to revision using GIT version control system. Involved in configuring the Git repository and maintain the version control using Git. Experience in software configuration management using version controls like SVN and GITHUB.Environment: Spring, Hibernate, Struts, jQuery, AJAX, Sencha ExtJS, JavaScript, Node.js, Angular.js, bootstrap.js, backbone.js, AWS, Oracle, CRUD (1), PL/ SQL, JDBC, coherence, MongoDB, Apache CXF, REST, Eclipse, WebLogic, Subversion (SVN), Junit, Agile, UML, JSP, Java Server Pages Standard Tag Library (JSTL), SERVELET, MAVEN, ITEXT, GWT (Google Web Toolkit), Jasper report, ILOG, Web 2.0, SOAFinicity, Murray, UT Jan 2019 to Dec 2020Full stack Java/J2EE DeveloperProject Description: Finicity is a financial technology company that provides various solutions related to financial data aggregation, analytics, and insights. Expand and optimize Funicity s open banking platform, ensuring seamless integration with various financial institutions, fintech applications, and other stakeholders. Implement industry standards to promote interoperability and data security.Responsibilities: Applied Spring Framework for transaction Management and Spring JDBC for building ORM and for AOP and Dependency Injection. Design and develop the application using MVC and Spring frame works including Spring Beans, Spring AOP and Spring Boot. Created various Spring boot and Spring batch applications to connect them to various databases and created queries to retrieve data and modify the tables for the databases.
Migrating existing application into REST based Microservices to provide CRUD capabilities using Spring Boot.
Used Spring Boot, which is radically faster in building cloud Micro services and develop Spring based application with very less configuration. Extensively made use ofJava8features like Predicates, Functional Interfaces and Lambda Expressions, Method References and Stream API. A custom string ID generator was implemented, allowing different prefixes for entities that are configured in the development and production yaml property files. Used Agile practices and Test-Driven Development techniques to provide reliable working microservices early and often. Worked on AWS Cloud Front, S3 and Lambda Web Services to integrate the server side and client-side code.
Used Micro service architecture with Spring Boot based services interacting through a combination of REST and Apache Kafka message brokers. Designed and developed the REST based Microservices using the Spring Boot, Spring Data with JPA. Used custom persistence mechanism to execute queries and JPA to create, retrieve, update, and delete operations.
Used JMS to exchange information over reliable channel in an asynchronous way by using ActiveMQ as a message queue.
Integrated the application with spring framework for implementing Dependency injection and provide abstraction between presentation layer and persistence layer.
Used XML technologies like XPath, XSLT and JAXB for data exchange and presentation. Developed GUI using HTML3, CSS3, XHTML and JavaScript, Angular JS framework to simplify the complexities of the application.
Developed Rest Webservices using Spring MVC and migrated few services from servlets to Spring MVC. Implementation of AngularJS to build UI and its integration with Spring framework.
Design, develop, test, and maintain the application built on Spring, and Hibernate-JPA.
Design and implement an application using Dispatcher Servlet, Dependency Injection, Spring Boot, Hibernate annotations, Spring AOP, Spring Security.
Developed Database Access Objects (DAO) using the Spring Hibernate Support and using Hibernate Query Language (HQL). Wrote PL/SQL Stored Procedures, Functions, and Packages to meet the business requirements.
Utilized prepared and callable statement parameterized queries to prevent SQL Injection. Used RESTful, Webservices for Data Exchange (send/receive appeal case information, filings, documents, etc.) with external agencies. Ran Log aggregations, website Activity tracking and commit log for distributed system using Apache Kafka.
Experience with Continuous Integration/Continuous Deployment using Maven, Jenkins.
Used Hibernate and Spring JDBC to connect to oracle database and retrieved data.
Developed JSP's in conjunction with JavaScript and AJAX to make the HTML pages more user-friendly. Back End Programming: Primarily focused on database and maintenance. Wrote SQL scripts to create triggers and stored procedures. Performed data extraction and migration, data cleaning, analysis, and visualization using SSIS, SSAS, Tableau, and Power BI to support OneCloud Data warehousing solution on AWS. Trained staff on effective use of Jenkins, Docker, GitLab and Kubernetes. Designed and developed persistence layer build on ORM framework and developed it using Hibernate. Used JAX-RPC Web Services using JERSEYREST to process the application for the customer. Developed Web services for sending and getting data from different applications using REST. Utilized JavaScript Escape before inserting untrusted data into JavaScript data values. Implemented Business Logic using POJO's and used WebSphere to deploy the applications. Used Value Objects generated from tables to map to their corresponding classes (ORM). Interact with the Project Manager to provide timeline for different phases in the projects and to interact with the client team to convey the progress. Implemented Singleton and MVC Design Patterns in developing the application. Experience in Java Authentication and Authorization using Spring Security. Involved in writing SQL queries using TOAD. Wrote SQL/PLSQL queries for database models Extensive experience in Unit testing JUnit and Mockito Knowledge defect/ticket tracking tools like Clear quest and Jira. Involved in an Agile based approach with Scrum for UI Development. Used Mockito to test the mock objects and followed Test-drive Development (TDD)during the entire development.Environment: Java, J2EE, WebSphere Application Server, Ant, Eclipse, EJB 3.0, XML, Spring 4.X, SpringBoot, JPA, Hibernate, HTML, AWS, JavaScript, JSP, JSTL, Java Script, String Buffer, String Builder, Sonar, SOAP, Splunk, RESTful, Web services, Spring boot, Kafka,Angular.js, Jenkins, Docker, Kubernetes,Microservices, JunitWeb Services, AJAX, Clear Case, Windows, Agile/Scrum and BDD/TDD, PLSQL, SQLserver.Contour Software, Karachi, Pakistan Jan 2015 to Oct 2018Java J2SE/J2EE DeveloperProject Description: Contour Software is a company that specializes in providing enterprise software solutions across various industries. Develop a robust integration framework that allows seamless interoperability between different software products within Contour Software's portfolio. Implement standardized protocols to facilitate smooth communication between diverse applications.Responsibilities: Contributed greatly to increase the code quality and productivity through Test Driven Development (TDD) and Agile Estimation and Planning.
Used AngularJS to create views to hook up models to the DOM and synchronize data with server as SPA. Worked extensively on the front-end side using JSP, HTML, CSS3, JavaScript and jQuery.
Developed HTML and JavaScript. Developed Scripts for UNIX platform deployment. Responsible for JAVA, J2SE/J2EE, JBPM, EL and Java FX coding / development. Used Twitter Bootstrap to create responsive web pages which can be displayed properly in different screen sizes. Implemented SOA to develop REST Based Web services using Apache Axis. Designed and developed Web Services (SOAP, WSDL). Created and compiled XML Schema to generate Java Bean classes using Apache Axis. Involved in System Analysis and Design methodology as well as Object Oriented Design and development using OOAD methodology to capture and model business requirements. Involved in Java Multithreading to cascade multiple changes on multiple records in only one transaction Using Struts Framework developed and implemented the web-based application following the MVC. Implemented the service layer using Spring with transaction and logging interceptors. Fixing the bugs and developing new enhancements using JAVA / J2EE, spring, Hibernate, WebLogic. Used spring framework for middle tier and Spring-hibernate for data access. Used Spring MVC as Web module, involved in design, development of new Action classes to interact with business logic and Used Hibernate as ORM to map Java classes to data base tables. Implemented J2EE patterns, Data Access Object (DAO), Session facade, Business Delegate and Value Object. Developed and Deployed the Application on Eclipse IDE and WebLogic Web Servers.
Developed build script using MAVEN to build, package, test and deployed the application in WebLogic.
Use WebLogic fuse for remote console login, JMX management and web server console. Used Ant & maven scripts for build and deployment of the application.
Used Eclipse as IDE tool to develop the application and JIRA for bug and issue tracking.
Code walks through, modules integration and unit testing using JUnit and Mockito.
Used Log4J, Splunk for logging and tracing the messages. Implemented Test Scripts based on the User Requirements as specified by the Business side and Requirement document and analyzing Business Requirements and handling it as per Requirements. Project coordination with other Development teams, System managers and web master and developed good working environment.Environment: Java, JSP, Servlets, Spring AOP/IOC, Spring MVC, Hibernate, XML, JBPM, HTML, JDBC, Web services, Web Services (SOAP/WSDL and REST), Multithreading, WebLogic, Mockito, Junit, Maven, Log4J, SVN, Oracle, UNIX.WizTech Pakistan, Karachi, Pakistan July 2013 to Dec 2014Java DeveloperProject Description: WizTech a digital transformation journey, leveraging innovative technologies to enhance operational efficiency, improve client services, and position the company as a leader in the technology sector.Assess and upgrade WizTech's technology infrastructure to ensure scalability, reliability, and security. Implement cloud-based solutions to enhance flexibility and accessibility.Responsibilities: Involved in all phases of project from analysis and requirement phase to delivering the project. Worked in a Waterfall environment and participated throughout the SDLC process. Implemented Struts MVC Design pattern for the Application for the front-end appearance and log in Screens. Developed applications using Application Lifecycle Management to deliver reliable applications. Developed the view-controller components using Servlet/JSPs, JavaScript, CSS, and HTML. Wrote client-side validation in Java Script. Involved in creating JSP pages for presentation of the data to the end user. Developed JSP / Action servlet classes
Applied J2EE design patterns such as MVC, Singleton, and Data Access Objects in the architecture
Used JDBC as DAO class to persist the data on to Oracle Database. Wrote ANT scripts to deploy the components on Jetty Application Server. Did regular code reviews and fixed major bugs without side effects. Strict adherence to Java coding standards. Implementing Log4j for logging and debugging. Prepared JUnit test cases and executed the test cases using JUnit. Used Firebug to keep track of issues. Developed the whole project on Eclipse IDE. Involved in bug fixing during the System testing, Joint System testing and User acceptance testing.Environment: Java, HTML, JSP, Servlet, EJB, Struts, JDBC, Oracle 8i, WebSphere Application Server, ANT, JUnit, Java Script, Rational Rose, Dream Weaver, CSS, Ant, Log4j, Firebug, Eclipse. |
