OBJECTIVE:

• Highly motivated and results - driven development expert wif IT experience of 5+ years in Edge and Java/J2EE application design, development, implementation and maintenance of Enterprise and 3+ years of experience on developing API proxies.
• Expert in developing and consuming in Restful, SOAP services.
• Experience working wif Edge, Developer Portal & Baas platform.
• Good understanding of Architecture.
• Involved in all the stages of Software Development Life Cycle (SDLC) which includes
• Requirements, Analysis Design, implementation, integration, Testing, deployment, maintenance and also involved in Product Life Cycle Management (PLM).
• Good experience in developing customized policies in Edge and developing API's in Confidential Baas.
• Hands-on Experience in implementing J2EE technologies like Java Servlets, EJB, XML, AJAX in Business, Web and client-server environments.
• Working noledge in the design and implementation of applications relying on Service Oriented Architecture (SOA) using Web Services, SOAP, and WSDL.
• Hands on experience wif technologies like Object Oriented Design Methodologies, UNIX shell scripting.
• Good at Documenting and Understanding User requirements and System specifications.
• Creative team player wif good communication and interpersonal, analysis skills wif ability to lead the team of developers.
• Proficient in HTTP, HTTPS, SFTP, FTP, SSL3.0(Secure Socket Layer 1 way and 2way
• SSL) and TLS 1.0 and TLS 1.1(Transport Layer Security) protocols.
• Experienced wif XML related technologies such XML, XSLT (DOM, SAX), XPATH and DTD.
• Experience wif CICD-Ant, Azure Devops, Maven, Gradle, Jenkins, CVS, GIT, GitHub.

TECHNICAL SKILLS

• .Net
• Visual Studio
• API
• Back End
• Content Management
• Design Patterns
• DTD
• Git
• Gradle
• HTML
• JavaScript
• Jenkins
• JSON
• Middleware
• Oauth
• Object Oriented
• Scripting
• Structured Software
• Software Development
• Subversion
• SVN
• XML
• XSLT
• Zookeeper
• Eclipse
• EJB
• J2EE
• Java
• Hibernate
• Spring
• JAX
• JAX-WS
• JBoss
• JMS
• JNDI
• Jquery
• JSF
• Java Server Pages
• JSTL
• Java Server Pages Standard Tag Library
• Servlet
• Servlets
• Struts
• AJAX
• CSS
• Security
• SOA
• Tomcat
• Angularjs
• HTML5
• Model View Controller
• MVC
• Restful Web Services
• Rest Web Services
• Restful Services
• Proxies
• Secure File Transfer Protocol
• SFTP
• Splunk
• SSL
• HTTP
• SOAP
• Junit
• Unit Tests
• UI
• JDBC
• Microsoft Access
• MS Access
• MySQL
• Oracle
• PL/SQL
• SQL
• Stored Procedures
• ANT
• Deployment
• Maven
• Content Management System
• CMS
• Analysis Design
• Application Design
• SDLC
• UML
• Apache
• Linux
• Shell Scripting
• Unix Shell
• Scala
• CVS
• Version Control
• Client-Server
• Layer 1
• LDAP
• Front End
• Architecture
• Telemetry
• Billing
• Production Environment
• Customer Interaction
• Problem-Solving
• Team Player
• Logging
• Business Requirements
• Requirements Gathering
• Operations
• Security Policies
• DOM
• Documentation
• Documenting
• Ecosystem
• Caterpillar

PROFESSIONAL EXPERIENCE

Confidential

Sr. Developer

Responsibilities:

• Involved in requirements gathering, customer interaction, prototyping and validation.
• Excellent Organization, Analytical and Problem-Solving skills and ability to quickly learn new technologies.
• Worked wif different teams such as the UI & back end teams to integrate various APIs
• Worked on POC of high-end Confidential innovative proxies and On-boarding API's.
• Used Confidential Management APIs for certain operations.
• Designed FACADE design patterns for Confidential using JAVA platform.
• Worked on transition from legacy products to newer version of Confidential Edge.
• Configuring windows Confidential servers using FTP and HTTP protocols.
• Used Confidential Killer to check the performance of each component of Confidential product and fixed lots of issues.
• Using Confidential configuration and generated proxies service discovery definition, telemetry definition, logging and security.
• Configured Staging and Testing and Production environment for Confidential Edge and Confidential cloud-based sites.
• Troubleshooting and monitoring API proxies running on Confidential using Trace tool.
• Developed a framework to calculate monthly /yearly billing cycle, which can be used across the product and runtime transactions.
• Used Jenkins for code deployments.
• Worked on Order related API's for both Confidential Retailer & Confidential program.
• Used XSLTs for request & response transformations.
• Provided solution by aggregating transactions on daily or hourly schedule jobs dat gained performance and for validating complex scenario, created unit tests using Junit.

Confidential

Sr. Developer

Responsibilities:

• Implemented and used all types of API proxies and validations by using schemas.
• Developed Rest APIs utilizing Swagger
• Implemented RESTful Web services to retrieve data from client side and made REST APIcalls and parsed the data to project to client and handled the security and Authorizationusing OAuth 2.0
• Used Zookeeper is the centralized repository for configuration related to informationwhich will be consumed by different distributed applications.
• The Type Safe component dat me have used for integration wif any type of Build Tool(Scala), which works fine and is easy to integrate.
• Used API Gateway for easily migrate from one API Gateway to other which increaseportability.
• All API Gateway specific logic can be built into proxies or in these wrapper APIs.
• Used Stack Driver to increase the trace time more than a hour.
• Configuring infrastructure for deployment of Middleware application through Confidential .
• Troubleshooting and monitoring API proxies running on Confidential using Trace tool.
• Creating API proxies wif Traffic management, Mediation policies, Security Policies and Java callout policies.
• Responsible to deploy all the Confidential message processors and routers in dev, test and staging and production.
• Analyze information to determine, recommend, and installation of a new Confidential on-premises.

Environment: Java 1.7/1.8, Confidential Edge, Confidential cloud, Confidential base, Developer portal,Rest web services, SOAP web services, security, JSON, Html, CSS, Swagger YAML.

Confidential

API Consultant

Responsibilities:

• Involved in gathering requirements for various API's and tan convert of API design and tan implementation.
• Understand existing Java services so dat they can be converted to Confidential based services.
• Developed Restful API's using Confidential platform.
• Worked on building proxies and policies wif in Confidential along wif security frameworks.
• Developed Caching mechanism using Node JS to improve the performance.
• Developed custom Node JS scripts dat support API proxy in routing and responsehandling.
• Created Dynamic routing mechanism and customized polices using Node JS in Ecosystem.
• Played key role in integrating the API wif frontend portal developers and externalconsumers.
• Responsible for creating products in Confidential so dat they can be consumed by the consumers.
• Understood various components wif in Confidential platform so dat issues can be resolvedwhen needed.
• Back end services were developed using Node JS and exposed as target endpoint.
• Used Swagger to maintain API ecosystem and to maintain interactive documentation.
• Documented API's in Confidential Developer portal and used as content management system(CMS).
• Integrated services wif Management analytics and halped in improving the APIperformance and maintenance.
• Used GIT for Version control across common source code used by developers.
• Designed front end using HTML5, CSS, JavaScript and Integrated Restful Web services.

Environment: JBoss Developer Studio (IDE), Confidential Developer portal, GIT, API proxypolices, Web Services (Restful API), HTML5, CSS, MVC framework, Swagger, Node JS,JavaScript, JSON, Confidential Edge.

Confidential

Java Developer

Responsibilities:

• Used the light weight container of the Spring Frame work to provide architecturalflexibility for Inversion of Control ( Confidential )
• Developed and Implemented Web Services and used Spring Framework.
• Developed and configured the Java beans using Spring MVC and Hibernate.
• Developed Hibernate persistence layer modules using EJB Java Persistence API (JPA)annotations and Entity Manager.
• Used Hibernate in data access layer to access and update information in the database.
• Developed complex Web based UI using Struts, Ajax and Java Script
• Worked on implementing Ajax / jQuery methods in retrieving the data from JSON filesand loading the data on the HTML elements.
• Implemented validation using JavaScript.
• Implemented Presentation layer using JSP, Servlets, HTML5.
• Developed the Servlets for processing the data on the server.
• Database designed and created of tables, constraints, normalization, PL/SQL packages,functions, and Stored Procedures.
• Implemented the database connectivity using JDBC wif Oracle Database.
• Created Class Diagrams and sequence diagrams using UML.
• Prepare Java /J2EE development structure for Maven.
• Developing unified Global Transaction Banking platform using Google Web Toolkit (GWT)to support a consistent web experience
• Set up JBoss Server, configured MySQL Cluster in Linux OS and installed Open Call XDMS.

Environment: Spring, Hibernate, JSF, APACHE CXF, Web Services, JavaScript, CSS, AJAX,Html5, JSP, Java Server Pages Standard Tag Library (JSTL) & SERVLET, DB2, PL/SQL, JDBC,UML, Eclipse, JUnit, MAVEN, Xml, GWT (Google Web Toolkit), Apache Tomcat, Linux.