SUMMARY

• Overall, Eight years of full stack development experience with software analysis, design, implementation, and development.
• Extensive experience in Object Oriented Analysis in developing server sideandfront - end framework using J2EE design patterns.
• Experience in building enterprise Applications and Distributed Systems using technologies such asCoreJava,J2EE(Servlets,JSP,Struts,Hibernate,SPRING,JDBC,JMS) andXML.
• Profound knowledge in Software Development Life Cycle (SDLC).
• Good knowledge inspring framework,Object Relation Mapping using Hibernate.
• Worked on Design and Analysis (OOAD) resulting in Use Case View (Use Cases & Actors) & Logical View (Class Diagram and Sequence Diagram) using UML.
• Hands-on experience in relational databases likeOracle 10g,DB2, usingSQLandPL/SQL.
• Hands on experience in Web application development using - Angular7, ReactJs, HTML, CSS, JavaScript.
• Highly involved in full software development life cycle implementation.
• Experienced in developing applications using Model-View-Controller architecture like Struts, Spring MVC frameworks.
• Worked underAgile (XP, Scrum and TTD) methodologies.
• Worked extensively onAngular JSto develop the front-end screens
• Experience in developingUnit testcases for the screens using jasmine.
• Ability to work with business functions to understand business requirements and develop technical specifications
• Excellentcommunication, Teamwork, inter-personnel and presentation skills,fast learner and organized self-starter.
• Good experience in solving difficult problems with the help ofAlgorithmsandData Structures.
• Extensively worked onperformance tuningof the code for lessruntimecomplexity andmemorycomplexity.
• Extensively usedDesign patternsin the development.
• Used Apache Kafka in cluster as messaging system between the APIs and Microservices.
• Used NoSQL databases such as MongoDB and Cassandra
• Knowledge in using theHadoopframeworks likeHDFS,pig Latin,hiveandmap reduceframeworks to analyze the large datasets.
• Experience in developing python machine learning applications with Data Scientists and achieved 95% accuracy for some of the use cases.
• Experience onSpark streaming (Lambda Architecture), Spark SQL, Tuning and Debugging the Spark Cluster (MESOS) and in Standalone mode.
• Experience on working with Machine Learning with Spark MLlib using Python and Java.
• Expertise with data architecture includingdata ingestion pipeline design, data modeling and data mining, machine learning andadvanced data processing. ExperienceoptimizingETL workflows.
• Experience in using Netflix OSS cloud services such as Eureka, Hystrix, Ribbon and Zuul on top of Spring Boot & Spring cloud.
• Hands-on experience withAmazon EC2, Amazon S3, Amazon RDS, Amazon Elastic Load Balancing, Auto Scaling, Cloud Front and other services of the AWS family.

PROFESSIONAL EXPERIENCE

Confidential - Chicago, IL

Senior Software Engineer

Responsibilities:

• DevelopedRest APIservices using Spring Bootto receive and parse the Messages and integrated these rest services with the existing AWS cloud gateway.
• Developedhigh performance distributed enterprise applications through Object Oriented Design using Java/J2EE/JSE technologies.
• Developed parallel processing data pipelines using apache spark.
• Developed micro services using Spring Boot and Spring Cloud.
• Using Message Broker and the Message StoreRabbitMQfor receiving and store the messages on SQL stores.
• Using java API onapache sparkto develop the Machine Learning algorithms to process the messages in real time.
• Extensively developed Cassandra Query language (CQL) scripts to mine the data in theCassandradata store.
• Developed an API which will automate the data ingestion and data creation process for different hospitals and clients.
• Developed machine learning applications using python and achieved 95% accuracy.
• Developed multiple views using Angular on UI.
• Developed and deployed spark jobs on ECS cluster residing in theAWScloud.
• Followed theTest-Driven Developmentwhile developing using Junit framework.
• Integrate the client-side applications by following the protocols required to achieve data integrity.
• Developed a new data ingestion cloud gateway to process SBX data files from Different Hospitals.
• Developed User interfaces for the Analytics UI application using ReactJS.

Environment: Java, Hadoop, Apache Spark, HDFS, MapReduce, Hibernate, Spring IOC, React, Angular, Python, JMS, RabbitMQ, Cassandra, SQL server, GitHub, Log4j, maven, Rest, Spring Boot, AWS EC2.

Confidential - Charlotte, NC

Java Developer

Responsibilities:

• Worked closely withproduct managersand stakeholders to define, implement and improve user experience.
• Performed heads-down development,technical integrationswith backend APIs usingweb servicesand working withQAto assure top quality deliverables on-time.
• Configuration of application using spring IOC, Spring MVC, Hibernate, DAO’s, Java Server Pages.
• Developed the application usingSpring MVC Frameworkthat usesModelView Controller (MVC)architecture and presentation layer asJSP, HTML and CSS, AngularJS.
• Extensively usedSpring IOCfor Dependency Injection and worked on Custom MVC Frameworks loosely tied to backend services.
• Designed and developedRESTAPIbased services usingJerseyframeworkfor multiple client’s access to theMoney funds data.
• Developed aSoapbased web services usingApache-CXFto consume xml data.
• Involved in implementingApacheHIVEandPIGscripts and Map Reduce framework to analyze the future pricing patterns of different funds.
• UsedAgilemethodology/SCRUMto develop the application.
• Developed JavaBatch Jobsusing the Batch framework on top of Java and J2EE frameworks.
• Extensively usedData StructuresandDesign patternsfor the best performance and reliability of code.
• DevelopedStored proceduresandEventTriggeringfor adding, updating and retrieval data on top ofSybasedatabase.
• Utilized design patterns like Singleton, Service Locator and Front Controller.
• UsedLog4jfor logging and debugging the application.
• Performed extensive test-driven development-usingJUnitfor unit testing.

Environment: J2EE, Hadoop, Hive, Pig Latin, HDFS, MapReduce, Hibernate, Spring, AngularJS, JavaScript, HTML, CSS, WebSphere, Sybase, SQL Toast, SVN, GitHub, Log4j, Jenkins, VersionOne.

Confidential - Florence, SC

Application Developer

Responsibilities:

• Interacted with theclientdirectly while capturing therequirementsand project closure.
• Prepared thedesigndocuments and effort estimations.
• Developed application presentation layer using theAngularJSframework.
• Actively involved in mock screens development and project start-up phase.
• Developed three tier architecture application usingSpring MVCframework.
• UsedHibernate, object/relational-mapping (ORM)solution, technique of mapping data representation from MVC model to Oracle Relational data model withSQL-based schema.
• Configured the application usingspring, Hibernate, DAO’s, Actions Classes, Java Server Pages.
• Developed screens usingJSP, HTML,JavaScript.
• Developed SOAP based web services using WSDL,SOAP,JAX-WSandAXIS.
• Produced as well as consumed RESTful web services usingJerseyAPI's.
• Followed Java & J2EEdesign patterns and the coding guidelines to design and develop the application.
• Deployed the applications on WebSphereApplication Server.
• Fixed defects identified during QA, UAT and Production.
• UsedOracle 11gdatabase for tables creation and involved in writing SQL queries using Joins and Stored Procedures.
• DevelopedJUnitTest Cases for Code unit test.
• Worked with configuration management groups for providing various deployment environments set up includingSystem Integration testing, Quality Control testingetc.

Environment: J2EE, Hibernate, Spring, AngularJS, JavaScript, HTML, CSS, WebSphere, Toad for oracle, Oracle 11g, SVN, Log4j, Jenkins, Rally, MS Office, Windows7.

Confidential

Assistant System Engineer

Responsibilities:

• Developed thetechnical documentation based on the requirements provided infunctionaldesigndocument.
• Involved in development of the application usingSpringandStrutsFrameworks.
• UsedAgilemethodology/SCRUMto develop the application.
• ImplementedModel View Controller (MVC)Architecture usingStrutsandSpringframeworks combined withJPA.
• Extensively used JavaCollections.
• Developed screens usingJSP, HTML,JavaScript,Struts,SpringFrameworks andXML.
• Used Struts Framework to structure core application webpage layouts and to assemble theJSPs.
• Resolved database inconsistency with better design and efficientSQL queries.
• Developed theDAOlayer for the application usingJPA templates.
• Developed various business logic and reports usingHQLandJPA.
• Implementedserver-side Java web frameworkwithStruts, Oracle, andSQL.
• Implemented the validations usingStrutsFramework.
• UsedLog4jfor logging and debugging.
• Performed extensive test-driven development-usingJUnitfor unit testing.
• UsedRational Clear Casefor version control and source code management.
• UsedRational Clear Questfor tracking errors and bugs in the project source code.
• UsedCVSfor version control across common source code used by developers.

Environment: J2EE 1.6, JSP 2.0, Spring, Struts 2, JPA, JavaScript, HTML, SQL, XML, WebLogic, Maven, Eclipse, Windows XP, CVS, Clear Case, Clear Quest, Log4j, Oracle.