SUMMARY

• Creative Full Stack Java developer dedicated in design, development of web - based applications and more. Interacted with 3rd party APIs and built RESTful APIs using NodeJS and Involved in programming, testing, debugging, implementing and maintaining of a NodeJS application also developed REST API’s using NodeJS & MongoDB also Interacted with third party API’s, Used ReactJS, Java Script, JQuery & Bootstrap to make UI user friendly & high performed.
• A passionate developer that’s always looking to grow, learn, and tackle new challenges.
• Actively seek out new technologies and stay up to date on industry trends and advancements.
• A quick learning, team-oriented, highly motivated individual contributor.

TECHNICAL SKILLS

Operating System: Linux, Ubuntu, Mac OS, Windows

Programming Language: Java, Java Script, Java Beans, Python, JSP, HTML, CSS

Database: IBM, DB2, Oracle, MySQL, Cassandra, MongoDB, DynamoDB, Postgre, RDBMS, NoSQL, SQL, Database SQL command

Framework: JSF, J2EE, Apache Struts, Java Mail, Angular, React

API’s: Servlets, EJB

Cloud services: AWS, Azure, Cloud watch

Debugging Tools: NetBeans, JDB, Eclipse

Integration Tools: Jenkins, Talend

Web Server: Apache HTTP server, Apache Tomcat

PROFESSIONAL EXPERIENCE

Confidential, Boston

Sr. Java developer

Responsibilities:

• Worked directly with management, vendors, and third parties to ensure that Web-site’s financial transactions and database management applications operate at peak efficiency.
• Managed team of four co-workers on different projects, ensuring projects were completed on time and within budget.
• Worked directly with Ace Acme bank’s Fraud Division to ensure suspicious transaction were identified and noted in system.
• Implemented Angular Data Binding capability in HTML5 to give user a rich and responsive experience.
• Design and construct of AWS Data pipelines using various resources in AWS including AWS API Gateway to receives response from AWS lambda and retrieve data from snowflake using lambda function and convert the response into JSON format using Database as Snow Flake, DynamoDB, AWS Lambda function and AWS S3.
• Applied JavaScript expertise on both Client- and Server-side scripting using jQuery, AngularJS.
• Involved in converting Hive/SQL queries into Spark transformations using Spark RDDs and experience in using Spark-Shell and Spark Streaming.
• Maintaining the elastic search cluster and Logstash nodes to process around 5TB of Data Daily from various sources like Kafka, Kubernetes.
• Maintained the code repository onGitthrough frequent and definite updates and built the application usingMavento deploy onWeb logicServer and usedJenkinsfor CI (continuous integration).
• Employed various Core and J2EE design patterns including Factory, DAO, Command, Business Delegate, MVC, Service Locator, extracted data from RDBMS into a Cassandra cluster using Sqoop.
• Managed AWS EC2 instances utilizing Auto Scaling, Elastic Load Balancing and Glacier for our QA and UAT environments as well as infrastructure servers for GIT.
• Pioneered Ajax Calls for Dynamic Content Loading and Developed UI component with Angular framework by utilizing the core features like MVC pattern and Dependency Injection.
• Involved in developing components on Reporting Dashboard with Spring MVC, Spring Boot, Spring Framework and Hibernate also provided technical Enhanced web pages usingJavaScript, jQuery and CSS/HTML.
• Worked with Apache Kafka JMS and RabbitMQ to develop the Middlewear.
• Implemented Microservices using AWS platform build upon Spring Boot Services and enabled communication among different services using REST API.
• Designed and Developed End to End customer self service module using annotation-basedSpring MVC, Java BeansandjQuery.
• Developed Data Lake Cloud Migration strategy to migrate Enterprise data to AWS using Glue/Lake Formation.
• Owned and maintained smooth transition from legacy products to newer version of Apigee Edge and some of the customers who were using competition products are migrated successfully.
• Implemented security using OAuth as Authorization tool for web services authentication by using the REST API.
• Championed the Kubernetes for the runtime environment of the CI/CD system to build, test deploy applications on AWS EC2, S3 and EKS.
• Wrote UNIX Shell scripts for performing development and DBA activities, Used SED and AWK in UNIX Shell scripting to correct the data issues in the SQL-Loader data file.
• Involved in APIGEE Production Support of on premise edge components installations and AWS Edge components, APIGEE Proxy deployments, APIGEE Edge components health check whenever patching occurs.
• UsedBulk Collectionsforbetter performanceand easy retrieval of data, by reducing context switching between SQL and PL/SQL engines.

Confidential, New York

Java developer

Responsibilities:

• Team leader on numerous projects utilizing Java, Java EE, Enterprise Java Bean, and Apache Struts Web applications to create fully-integrated client management systems.
• Played key role in enhancing client’s Web reporting system, reducing time of delay financial tracking analysis by 30%.
• Key contact with Ace Acme Bank and Standard Bank during analysis of financial life cycle for new check-card and debit-transaction system.
• Implemented new cancelled-check imaging system, which eliminated necessity for physical documentation and reduced wasted time by 25%.
• Spearheaded with Java batch files to track the daily data feeds and working on Oracle scripts to enhance and manage stored procedures, database. Manage database preference by applying critical patches and solutions to the existing queries.
• UsedBulk Collectionsforbetter performanceand easy retrieval of data, by reducing context switching between SQL and PL/SQL engines.
• Implemented various screens for the front-end using React.js and predefined components from Node Package Manager and the Redux library.
• Used React.js to bind the data/model (retrieved from the database through a controller’s service) to the view, using scope; created RESTful APIs in Ember.js to be consumed by the back-end.
• Developed and created REST API by using JAVA and tested and implemented them for enabling successful communications.
• UsedEJB 3.0andJPAto display values fromDB2database on screen and to fix lots ofbugsandenhancementsfor screen.
• Collaborated effectively with other technical teams to exploit new technologies to enhance the applications and service infrastructure - determine ways to improve the JIRA/Confluence.
• Created interactive data charts on the Customer portal using Highcharts’ JavaScript library with data coming from Apache Cassandra.
• Used Cloud Watch for monitoring AWS cloud resources and the applications that deployed on AWS by creating new alarm, enable notification service.
• As per as business requirements we usetalendto integrate the data on cloud and make it accessible to the offshore team.
• Handled operations and maintenance support for AWS cloud resources which includes launching, maintaining and troubleshooting EC2 instances, and S3 buckets.
• CreatedRFP Microserviceto provideRESTful APIutilizingSpring5withMicroservices and Implemented CI/CD pipelines using Jenkins and build and deploy the applications.
• Implemented Spring Security for user authentication, limit login attempts and password hashing.
• Responsible for delivering datasets from Snowflake to One Lake Data Warehouse and built CI/CD pipeline using Jenkins and AWS lambda and Importing data from DynamoDB to Redshift in Batches using Amazon Batch using TWS scheduler.
• Pioneered and Developed Stored Procedures, Triggers in Oracle to cater the needs for the entire application. Developed complex SQL queries for extracting data from the database.
• Involved in all the phases of Software Development Life Cycle SDLC including analysis, designing, coding, testing and deployment of the application.
• Used Jenkins pipelines to drive all micro services builds out to the Docker registry and then deployed to Kubernetes, Created Pods and managed using Kubernetes.
• Worked on development of SQL and stored procedures on MYSQL and designed Cassandra schema for the APIs.

Confidential

Java Developer

Responsibilities:

• Developed a prototype of the application and demonstrated to business users to verify the application.
• Used MongoDB to store Big Data in JSON format and aggregation is used in MongoDB to match, sort and group operation.
• Developed spring boot application using Microservice Architecture which was deployed on Cloud Foundry so as to deploy the applications faster.
• Utilized React.JS for its efficient data flow architecture to create a lightweight and render efficient web app that searched projects via the GitHub API through keywords.
• Used Kafka to load data into the Hadoop file system and then to MongoDB (NoSQL database).
• Used AWS data pipeline for Data Extraction, Transformation and Loading from homogeneous or heterogeneous data sources and built various graphs for business decision-making using Python Mat plot library.
• Designed Frontend with in object oriented JavaScript framework like Node.js, Ext JS, and React.JS.
• Developed rest API's using python with flask and Django framework and done the integration of various data sources including Java, JDBC, RDBMS, Shell Scripting, Spreadsheets, and Text files.
• WrittenTemplatesforAzure Infrastructure as codeusingTerraformto build staging and production environments.
• IntegratedAzure Log AnalyticswithAzure VMsfor monitoring thelog files, store them and track metrics and usedTerraformas a tool and manageddifferent infrastructure resourcesCloud,VMware, andDockercontainers.
• Used GIT for version control, and Jenkins for Continuous Integration and Continuous Deployment (CI/CD).
• Developed Web Services (SOAP) using Spring- WS to handle user requests and interact with other components.
• Maintained and developed Docker images for a tech stack including Cassandra, Kafka, Apache, and several in house written Java services running in Google Cloud platform(GCP) on Kubernetes.
• Developing the Microservices using Spring Boot and Spring Batch that create, update, delete and get the assignment information from backend and Implemented Spring Boot Microservices to divide the application into various sub modules.
• Used Test Driven Development to improve design of the application implemented unit tests using Nunit.
• Created application on Spring Batch framework and Multithreading to improve performance. Implemented Web Services clients for APIs by using Spring Web Service template class.
• Involved in development of Web Services using SOAP for sending and getting data from the external interface in the XML format.
• Involved in writingMAVENscript for creating destination folders, compiling, creating jar, war and ear files and copying the files to deployment folder.