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Sanketh G - Java Full Stack Developer

[email protected]

Location: Framingham, Massachusetts, USA

Relocation: Yes Onsite Anywhere in US

Visa: H1b

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Sanketh G Sr. Full Stack Developer Phone: +1 737-304-0779 Professional Summary 8+ years of comprehensive experience as a Full Stack Developer, proficient in all phases of the Software Development Lifecycle (SDLC), encompassing Analysis, Design, Development, Testing, and Maintenance of Java UI applications tailored for large Enterprise Customers. Strong programming skills in Java, J2EE, J2SE with extensive ability to develop scalable applications. Proficient in developing Web UI Applications using HTML5, CSS3, Bootstrap, JavaScript, TypeScript, Ajax, jQuery, Angular.js, React.js, Express.js, Node.js, jQuery UI, and Spring MVC, with hands-on experience in creating robust and dynamic interfaces. Experienced in XML related technologies like XSL, XSD, XPATH, DTD, and XML Schemas, XML Parsers like DOM & SAX. Proficient in Java 8 features including Lambda Expressions, Functional Interfaces, Stream APIs, Time APIs, and enhancements in Collection, Concurrency, and IO operations. Extensive hands-on experience in Amazon Web Services (AWS) provisioning, with proficiency in key services such as Elastic Compute Cloud (EC2), Simple Storage Service (S3), Glacier, Auto Scaling, IAM, DynamoDB, Virtual Private Cloud (VPC), Route 53, CloudWatch, AWS CLI, CloudFormation, CloudFront, Elastic Beanstalk, Elastic Load Balancers (ELB), RDS, SNS, SWF, SES, SQS, and EBS, Experienced in using AWS DynamoDB for database tracking, with significant proficiency in various Amazon Web Services like Elastic Beanstalk, EC2, and Linux-based AMIs. Implemented permissions for AWS SQS to manage Queue interactions and contributed to crafting custom policies. Proficient in deploying applications on EC2 instances using Eureka Servers. Extensive hands-on experience in Microsoft Azure provisioning, with proficiency in key services such as Virtual Machines (VMs), Azure Blob Storage, Azure Archive Storage, Azure Active Directory (AAD), Azure Cosmos DB, Azure DNS, Azure Monitor, Azure CLI, Azure Content Delivery Network (CDN), Azure App Service, Azure Load Balancer, Azure SQL Database, Azure Service Bus, Azure Workflow Service, Azure Email Delivery, Azure Queue Storage. Comprehensive understanding of microservice architecture, coupled with hands-on experience implementing various design patterns. Designed and developed microservice business components utilizing Java/J2EE and Spring Boot, implementing RESTful web services based on RESTful APIs. Expertise in design and development of enterprise level spring-based web applications using Spring REST, Hibernate, EJB, Struts, Servlets, JSP for User Interface Applications. Proficient in Spring framework applications including Spring Core, Spring AOP, Spring IOC, Spring MVC, Spring Batch, Spring JPA, Spring Security, and Spring Boot. Successfully integrated microservices into existing system architecture. Developed DAOs (Data Access Objects) employing Hibernate as Object-Relational Mapping (ORM) for seamless interaction with MySQL, PostgreSQL, Oracle10g (SQL/PL-SQL), and NoSQL databases like MongoDB. Extensive experience in developing Web Services and RESTful APIs with Jersey framework, and SOAP services with Spring-WS. Proficient in web services (SOAP/RESTful) and skilled in scaling applications to improve Business Operational Agility (BOA). Well-versed in developing and consuming SOA services, with experience in Apache Axis web services utilizing SOAP, REST, and WSDL, along with exposure to JAXB, JAX-RPC, JAX-RS, and JAX-WS. Engineered hypermedia-driven connectors to seamlessly integrate HATEOAS with Spring REST services. Enhanced overall performance through effective utilization of Multithreading, collections, synchronization, and exception handling strategies. Utilized Apache for integration and data processing with Spring, including multi-threaded message consumption, and proficient in Zookeeper for service maintenance. Extensive experience in using NPM, BOWER, Grunt and Gulp for build process. Experienced in Docker images and Containers, Spring Boot for push/pull operations, Jenkins for CI/CD pipelines, and SonarQube for Java code quality assessment. Proficient in message streaming with Apache Kafka and experienced in large-scale distributed systems utilizing JMS, Message Queues, and Spring JMS Integration. Hands-on experience in using message brokers like ActiveMQ and RabbitMQ, as well as practical expertise in Netflix cloud and fallback technologies such as Eureka, Hystrix, and Ribbon. Experienced in utilizing Selenium, Jenkins, JUnit, and Curl for effective Unit and System Testing, alongside proficiency in Build/CICD/SCM tools such as Ant, Maven, Gradle, Jenkins, CVS, Git, and GitHub. Experienced with web and application servers including WebSphere, WebLogic, Jetty, JBoss, and Tomcat Server. Experienced in performing Unit testing, Integration Testing, and generating test cases using JUnit. Experienced in working with version control tools like SVN, CVS, and Git, as well as utilizing JIRA for bug tracking. Technical Skills Programming Languages Java, C, C++, PL/SQL, Python Software Methodologies Agile, Scrum, SDLC J2EETechnologies& frameworks JSP, JSTL, Servlets, JDBC, EJB, Java Beans XSD, JAX-RS, JAX-WS, SOAP, WSDL, Axis, Apache CXF, Java Security, JBPM Web Technologies HTML, JavaScript, AJAX, Bootstrap, jQuery, XML, XSLT, XSL, CSS, JSON, Chase Standards, Node JS, EXTJS, AngularJS, Angular, React Web service Frameworks Spring, Hibernate, Struts, Spring MVC, Spring IOC, Spring Boot, Spring AOP, Spring Web Flow, JSF, Log 4J, Junit Web Services SOAP, RESTful, Oracle SOA, UDDI, WSDL Design Patterns Singleton, Business Delegate, Data Transfer Object, Fa ade, Data Access Object, MVC, Filter IDEs Eclipse, Net Beans, IntelliJ, Spring Tool Suite Application/Web Servers Web Logic Server 12c, Web Sphere Application Server 8.5, Apache Tomcat, Apache HTTP Server, IBM HTTP Server, JBoss Databases Oracle, SQL Server, DB2, MySQL, PostgreSQL, MongoDB, Cassandra Build Tool Maven, Ant, Gradle and MSBuild Testing Tools JUnit, Log4J, Mock Framework, Mockito, Cucumber, Selenium Version Control Tools GIT, SVN, Clear Case Operating Systems Windows, Unix, Linux, Mac OS Cloud Technologies, DevOps Tools & Other AWS, Azure, Docker, JIRA O-R Mapping Tools Hibernate, JPA, IBatis. Testing Tools/Others Junit, SoapUI, Putty, Mockito CICD Jenkins, Harness, TeamCity Code Analysis & SAST Sonarqube, Veracode, Checkmarx, Fortify Work Experience Client: AT&T, Dallas, Texas May 2024 Present Role: Full Stack Java Developer Responsibilities: Developed dynamic and responsive web applications using HTML5, CSS3, and JavaScript, enhancing user experience for customer-facing applications such as account management, service tracking, and notifications. Developed a robust and user-friendly subscription management system using Angular, enhancing the user experience by providing a seamless interface for managing subscriptions, preferences, and service plans. Designed and implemented a real-time customer support system in Angular, enabling users to track service issues, manage support tickets, and receive live updates, improving overall customer satisfaction and operational efficiency. Designed and implemented a microservices architecture using Spring Boot to modularize critical functionalities such as user account management, service provisioning, and billing, enabling faster development cycles and scalability for backend systems. Developed RESTful APIs using Spring Boot to enable seamless integration of core services, including customer management, service configuration, and billing, ensuring smooth data flow and communication across the platform. Utilized Spring Data JPA to interact with databases, optimizing query performance and ensuring robust data management for large-scale telecommunication operations. Designed and implemented NoSQL database solutions using MongoDB to handle large volumes of unstructured data, ensuring efficient storage and retrieval for telecom data, including call logs, user preferences, and service usage statistics. Optimized MongoDB queries and indexed collections to improve performance, ensuring low-latency data access for high-throughput telecom applications, especially in scenarios involving high-frequency transactions. Developed custom MongoDB schema designs to store diverse and complex telecom data structures, ensuring flexible and efficient handling of customer billing, subscription data, and service quality metrics. Developed a real-time notification system using Kafka to manage event-driven architecture, enabling real-time alerts for account changes, service disruptions, and promotions, providing users with timely updates. Containerized microservices using Docker, ensuring consistent deployment across development, testing, and production environments, and improving portability and scalability of Java applications. Deployed and managed microservices on Kubernetes, automating container orchestration, scaling, and self-healing, ensuring high availability and reliability of applications in production environments. Implemented CI/CD pipelines using Azure DevOps to automate the build, test, and deployment of microservices, ensuring efficient and consistent delivery of Java applications. Integrated Maven with Azure DevOps pipelines to automate the build, packaging, and deployment of Java-based service modules, improving delivery speed and consistency. Integrated SonarQube into Azure DevOps pipelines to enforce static code analysis on microservices, ensuring high code quality and reducing technical debt. Automated SonarQube scans during pull request validation and build stages to maintain clean, consistent code across multiple development teams. Integrated Black Duck scans into Azure DevOps CI/CD pipelines to automatically detect security vulnerabilities and license compliance issues in third-party Java dependencies, safeguarding critical business services from potential threats. Configured automated policies in Black Duck to block builds with high-severity Common Vulnerabilities and Exposures (CVEs) or prohibited licenses, ensuring secure and compliant delivery of Java applications. Implemented structured logging using SLF4J with Logback in Spring Boot applications, enabling integration with ELK stack for efficient log aggregation and analysis. Integrated distributed tracing with Spring Cloud Sleuth, capturing trace and span IDs in logs to enable request tracking and improve observability across microservices. Leveraged Azure Functions to implement serverless compute solutions for event-driven processes, reducing infrastructure overhead and optimizing resource usage for Java-based microservices. Integrated Azure Active Directory (Azure AD) for secure authentication and user management in Java-based web applications, improving security and access control for enterprise applications. Worked with Azure Key Vault to manage sensitive data and secrets in a secure, compliant manner, integrating it seamlessly into Java applications. Practiced Test-Driven Development (TDD) using JUnit for developing high-quality, reliable code for service management and billing systems, ensuring robust application performance and security in production environments. Utilized Git for version control, facilitating efficient code collaboration and reviews across teams. Maintained multiple Git repositories to ensure modular development and easy maintenance of various components. Integrated Datadog APM with microservices to monitor real-time metrics, request traces, and latency bottlenecks across distributed systems, improving visibility and performance of Java applications. Environment: HTML5, CSS3, JavaScript, Angular, Microservices, Spring boot, RESTful APIs, Spring Data JPA, NoSQL, MongoDB, Kafka, Docker, Kubernetes, CI/CD pipelines, Azure DevOps, Maven, SonarQube, Black Duck, SLF4J, Logback, Spring Cloud Sleuth, Azure Functions, Azure Active Directory(Azure AD), Azure Key Vault, Junit, Test-Driven Development, Git, Datadog APM. Client: Do It Best, Fort Wayne, Indiana Jan 2023 April 2024 Role: Full Stack Java Developer Responsibilities: Developed a responsive, single-page eCommerce application using React.js, HTML5, CSS3, and JavaScript, ensuring cross-device compatibility and a seamless user experience. Implemented dynamic data rendering with React and JSX, utilizing react-data-grid for efficient display of product data fetched via RESTful APIs from Java backend services. Implemented React state to manage the dynamic cart content during the checkout process and utilized props to pass essential order information between components, ensuring a seamless flow of data. Utilized React Router for seamless client-side routing across product pages, cart, and checkout, and integrated RESTful APIs within React components to dynamically fetch and display product details, inventory updates, and order information. Implemented RESTful microservices using Spring Boot, incorporating method-level metrics collection and persistence through Spring AOP and Spring Actuator to monitor service performance and reliability. Designed and developed scalable REST APIs for managing products, categories, and inventory using Spring MVC, and leveraged Spring Data JPA for efficient CRUD operations and seamless database integration. Developed asynchronous Spring JMS components for reliable messaging between microservices and legacy systems and utilized Spring REST controllers to expose JSON-based RESTful APIs for inter-service communication. Designed and implemented the PostgreSQL database schema for an ecommerce application, ensuring efficient storage and retrieval of data related to products, orders, customers, and transactions. Implemented effective concurrency control mechanisms in PostgreSQL to manage concurrent user transactions and maintain data consistency in high-traffic e-commerce environments. Implemented CI/CD pipelines in CloudBees Jenkins for automated build and deployment of Dockerized microservices on Azure, supporting scalable e-commerce applications. Implemented Maven-based automation within CI/CD pipelines for building, testing, and packaging microservices to ensure reliable delivery in a high-traffic e-commerce platform. Integrated CloudBees Jenkins CI/CD pipelines with Kubernetes for automated build, testing, and deployment of Dockerized microservices, enabling rapid and reliable delivery of scalable e-commerce applications. Configured SonarQube on the dev server for continuous static code analysis and integrated it with Jenkins to enable automated code quality inspection within the CI/CD pipeline. Ensured adherence to security and performance standards by performing Checkmarx scans alongside SonarQube analysis, maintaining high-quality and secure Java code. Utilized Spring Sleuth and Zipkin for distributed tracing to monitor and debug complex request flows across microservices and leveraged Splunk for centralized log management and analysis. Implemented test-driven development (TDD) methodologies using JUnit and Mockito, developed comprehensive unit tests, and resolved bugs and defects using Firebug and JIRA. Managed and organized project tasks, user stories, bugs and feature requests utilizing Azure DevOps and collaborated with cross-functional teams to define user stories, sprint planning and backlog grooming. Developed Kafka Stream applications in Java to process data across Kafka topics using Kafka Streams DSL with Avro and JSON for efficient real-time streaming. Leveraged Git branching, pull requests, and code reviews to maintain code integrity and facilitate smooth collaboration within the development team. Utilized Kubernetes to deploy and manage scalable microservices supporting critical e-commerce functionalities such as product catalog, user authentication, and order processing, ensuring high availability and fault tolerance. Utilized Rancher Desktop tools including kubectl, Helm, Skaffold, and K9s to effectively monitor and manage Kubernetes clusters, ensuring optimal performance and rapid issue resolution. Developed web solutions and REST API s using Azure App Service web apps, Azure Logic Apps, API apps and implemented Azure functions and API management for web apps, Azure Service Fabric and Microservices. Implemented the SSO authentication and authorization using Azure Active Directory and automated the deployment of Azure cloud services, Azure Key Vault, and Azure Redis cache cluster. Designed and installed distributed ELK log monitoring system using Filebeat, Redis, Logstash and Kibana and ELK stack for monitoring the logs and metrics. Utilized Postman to send HTTP requests to Kafka Streams applications and verify the response data and deployed and managed stream processing applications in a distributed environment, such as Kubernetes. Environment: React.js, HTML5, CSS3, JavaScript, JSX, react-data-grid, React state, React Router, React components, RESTful Microservices, Spring boot, Spring AOP, Spring Actuator, Spring MVC, Spring JMS, Spring Data JPA, Spring REST controllers, JSON, RESTful APIs, PostgreSQL, CI/CD, CloudBees Jenkins, Docker, Kubernetes, Checkmarx, SonarQube, Spring Sleuth, Zipkin, Splunk, Microservices, Maven, Git, JUnit, Mockito, Firebug, JIRA, Azure DevOps, RESTful APIs, Azure App Service, Azure Logic Apps, Azure functions, Azure Active Directory, Azure Service Fabric, Azure cloud services, Azure Key Vault, Azure Redis, Kafka Streams, Avro, JSON, Kafka Streams DSL, kubectl, Helm, Skaffold, Rancher Desktop, K9s, Kubernetes cluster, Filebeat, Redis, Logstash, Kibana, ELK stack, Postman, HTTP requests, stream processing. Client: BNY Mellon - New York, NY Feb 2022 Dec 2022 Role: Full Stack Java Developer Responsibilities: Developed user interface modules using HTML5, XHTML, XML, CSS3, JavaScript, jQuery, JSON, and AJAX to deliver dynamic and responsive web applications. Developed dynamic, high-performance application features using Java 8 (including lambda expressions) and Angular, leveraging dependency injection, data binding, and controllers to optimize UI component management and ensure seamless user interactions. Worked on migrating legacy AngularJS applications to modern Angular, enhancing performance, maintainability, and scalability while ensuring a smooth transition with minimal business impact. Implemented Angular Router to enable seamless navigation across views as agents performed application tasks, and developed features to consume and process JSON and XML data from RESTful web services using Angular. Developed reusable JavaScript and Angular functions to implement robust client-side validations, performed data parsing with JSON, and leveraged AJAX to dynamically update the UI. Implemented transaction management using Spring MVC and leveraged Spring/Hibernate batch processing for efficient handling of large-scale financial data, while optimizing data retrieval through Hibernate caching with Oracle 12c database. Utilized Spring MVC, Spring Boot, Spring Data, and AOP modules to design and develop well-structured, scalable banking applications aligned with the Spring MVC architecture. Developed data access layers using Hibernate ORM for seamless interaction with the database and created resilient microservices with Spring Eureka for dynamic API route discovery and load balancing across banking service clusters. Enhanced security of RESTful APIs by implementing OAuth 2.0 token-based authentication and authorization using Spring Security, and safeguarded applications against session fixation, clickjacking, and CSRF attacks to protect sensitive financial transactions. Designed and optimized complex Oracle PL/SQL stored procedures, functions, and packages to efficiently support critical banking operations such as transaction processing, account management, and regulatory reporting. Implemented Hibernate second-level caching and query optimization to significantly enhance data retrieval speed and reduce database load in high-transaction banking applications. Integrated Oracle database with Spring Data JPA and Spring Transaction Management to ensure seamless and secure interaction between application layers and persistent storage. Automated batch data processing jobs leveraging Spring Batch and Oracle PL/SQL for efficient handling of end-of-day financial reconciliations and reporting. Consumed third-party web services to retrieve credit card information and utilized Java 8 Streams and Lambda expressions to efficiently process and store transactional data. Developed Kafka consumer APIs using Scala to ingest data from Kafka topics, processing XML messages through Spark Streaming to capture real-time UI updates for banking applications. Developed RESTful web services using JAX-RS API for network communication and implemented SOAP-based web services with WSDL to facilitate secure information exchange across banking systems. Installed and configured IBM MQ components including listener channels, remote queues, and transmit queues to enable reliable, secure message transportation between banking applications within a mainframe environment. Applied design patterns such as Singleton, Factory, DAO, DTO, Prototype, and Composite View to create modular, maintainable code, and leveraged Java SE 8 features like Lambdas, Streams, and Predicates to enhance functionality and reduce code complexity in the service layer. Uploaded and managed financial datasets in AWS S3 buckets and implemented event-driven workflows using AWS Lambda to automate banking process orchestration and data pipeline execution. Developed and deployed banking applications utilizing AWS services including EC2, S3, Data Pipeline, Elastic Beanstalk, CloudWatch, Server Migration Service, SQS, and Kinesis, ensuring scalability and reliability of data processing workflows. Deployed and monitored microservices on Cloud Foundry using Spring Cloud, managing service discovery, domain configurations, and routing via Spring Cloud Service Registry to support scalable and resilient banking applications. Utilized Maven for build automation, dependency management, reporting, and documentation, and executed nightly and weekly builds and releases using Ant and Maven build scripts. Implemented CI/CD pipelines with Jenkins in a Kubernetes environment, leveraging Docker containers to build, test, and deploy Java-based banking applications efficiently. Developed RESTful endpoints to cache application-specific financial data in Redis in-memory clusters, improving performance and enabling rapid data retrieval through REST APIs. Created unit tests by mocking external dependencies with Mockito, accelerating test development, and leveraged monitoring tools like Dynatrace, Splunk, and New Relic to track application and infrastructure performance. Achieved over 80% code coverage through comprehensive unit and integration tests using JUnit and Mockito, with coverage analysis performed using JaCoCo. Environment: HTML5, XHTML, XML, CSS3, JavaScript, JQUERY, JSON, AJAX, Angular, Angular.js, Angular, Spring Boot, Spring MVC, Spring Security, OAuth 2.0, Spring Data JPA, Spring Transaction Management, Spring Batch, AOP, Spring Eureka, Hibernate, Hibernate ORM, Hibernate caching, Microservices, Singleton, Factory, DAO, DTO, Prototype, Composite View, AWS, AWS Lambda, Amazon S3, EC2, Lambda expressions, Streams, Webservices, Java 8, JUnit, Oracle, Oracle PL/SQL, Spring Cloud Foundry, Spring Cloud Service, AWS EC2, S3, Data Pipeline, Elastic Beanstalk, CloudWatch, Server Migration Service, SQS, Kinesis, ANT, Maven, JSON, Jenkins, Kafka, Spark, Scala, RESTful, Redis, Junit, Mockito, Redis, Cache, Docker, Kubernetes, IBM MQ, SOAP, WSDL, JAX-RS, Splunk, Dynatrace, New Relic. Client: College Board, New York, NY Aug 2021 Jan 2022 Role: Full Stack Java Developer Responsibilities: Developed UI components for email and link sharing of documents and files for a content management system and added new features using ReactJS. Integrated real-time collaboration features using React to facilitate seamless interaction and collaboration among students, promoting an interactive and participative learning environment. Created Controllers using ReactJS to handle events triggered by clients and send request to server and to create views to hook up models to the DOM and synchronize data with server as a single page Application. Utilized Node.js for rapid development of cloud microservices, leveraging frameworks like Express.js and developed Node.js applications with minimal manual configuration, emphasizing agility and speed. Integrated Node.js with suitable Object-Relational Mapping (ORM) libraries like Sequelize for seamless interaction with Oracle databases, fostering efficient data management in applications. Implemented the MVC architecture using Express.js, facilitating the smooth flow of data between the front-end and business layers in Node.js applications. Implemented real-time analytics using Azure Cosmos DB change feed and Node.js and leveraged change feed to capture and process data changes in real-time, enabling instant insights and updates. Integrated Azure Cosmos DB with Node.js framework Express.js for building robust and scalable web applications and ensured secure and efficient communication between the Node.js application and Cosmos DB. Integrated Black Duck and SonarQube into the continuous integration/continuous deployment (CI/CD) pipeline for Node.js applications and automated scans to ensure the early detection of vulnerabilities and maintain code quality. Utilized ELK stack (Elasticsearch, Logstash, Kibana) to perform log analysis, identify patterns, and troubleshoot bugs in the Node.js codebase. Configured Docker container for automated testing purposes, utilized JUnit for comprehensive unit testing and proficiently worked on JUnit test cases, employing Mockito for data mocking to effectively test application classes. Developed test scripts to implement test cases, test scenarios, and features for BDD (Behavior Driven Development), using Jbehave and implemented automation using Selenium WebDriver, JAVA, BDD, Jbehave, Serenity, SVN and Maven. Developed and deployed serverless Java functions using Azure Functions for educational use cases, such as automating administrative tasks or handling real-time interactions. Integrated Azure Active Directory with Java educational applications to provide secure authentication and authorization for students and faculty and implemented Single Sign-On (SSO) for a seamless and secure user experience in educational platforms. Optimized Java code for efficient interaction with Azure Blob Storage and Azure Table Storage, supporting the storage and retrieval of educational content. Developed a Node.js-based integration service to receive EDI messages from the N4 terminal operating system on Azure, incorporating Azure Service Bus, Azure Functions, Azure Storage Account, and Azure Cosmos DB for seamless processing and storage. Designed and implemented SOAP and Restful Web services using WSDL, SOAP, JAX-WS, CXF, and JAX-RS, and successfully consumed SOAP web services and RESTful JSON web services to contribute to the creation of an automated reporting system. Developed modules using Core Java APIs, Java collection, Java 8(Streams), multi-threading, and object-oriented designs and involved in writing Maven scripts for automated deployment of the application and managed GitHub Projects. Integrated existing NodeJS and Java micro-services with Kafka connector to act as publisher or subscriber to a particular Kafka topic and designed and developed Integration solutions based on IBM MQ and Message Broker technologies. Utilized Splunk dashboards to highlight key business metrics such as transaction volume and average processing time, as well as to measure the performance of other third-party systems. Configured and deployed tomcat application and web apache servers, Redis Cache and Solr Servers and built environments for test, development, and production from the ground up. Environment: React, ReactJS, Node.js, Express.js, Object-Relational Mapping (ORM),Sequelize, microservices, Azure, Azure Cosmos DB, Black Duck, SonarQube, CI/CD, ELK stack, Docker, Junit, Unit testing, Mockito, Selenium WebDriver, JAVA, BDD, Jbehave, Serenity, SVN, Maven, serverless, Azure Functions, Azure Active Directory, Single Sign-On (SSO), Azure Blob Storage, Azure Table Storage, Azure Service Bus, Azure Functions, Azure Storage Account, SOAP, Restful, Web services, WSDL, SOAP, JAX-WS, CXF, JAX-RS, RESTful JSON, Core Java APIs, Java collection, Java 8, multi-threading, object-oriented designs, GitHub, Kafka, IBM MQ, Splunk, tomcat, apache, Redis, Cache, Solr. Client: Bank of the West, San Francisco, CA Nov 2019 June 2021 Role: Application Software Developer Responsibilities: Developed responsive, user-friendly interfaces using HTML, CSS, Bootstrap, and JavaScript, ensuring cross-platform compatibility and a seamless user experience across devices. Implemented dynamic, interactive features with JavaScript and jQuery, such as real-time updates, transaction history, and AJAX-based form submissions, enhancing interactivity and performance. Customized and optimized UI components with Bootstrap, JavaScript, and CSS, ensuring functionality alignment and delivering a consistent, intuitive user experience. Designed and implemented MVC-based web applications using Spring MVC to create scalable and maintainable banking services, ensuring clean separation of concerns between the model, view, and controller. Developed and integrated RESTful APIs with Spring MVC to facilitate seamless data exchange between front-end user interfaces and back-end services, optimizing the performance of customer-facing banking features. Utilized Spring MVC features such as form validation, data binding, and exception handling to streamline user interactions, enhance data accuracy, and ensure a smooth user experience across banking modules. Integrated Spring MVC with Spring Security to implement role-based access control (RBAC) and ensure secure authentication and authorization for users accessing sensitive financial data. Optimized Spring MVC application performance by implementing caching strategies, improving response times for frequently accessed financial data, and reducing server load. Developed and optimized complex SQL queries and PL/SQL stored procedures to improve the efficiency of data retrieval and transaction processing in high-performance Oracle Database environments. Managed data integrity and database transactions within Oracle Database, implementing indexing, partitioning, and performance tuning techniques to handle large-scale datasets and ensure system reliability. Implemented CI/CD pipelines using Jenkins for automated integration and delivery, following Agile methodology to ensure iterative development and fast, reliable deployment of Java applications. Utilized AWS CloudWatch to monitor and log Java application performance, configure alarms for critical issues, and ensure proactive troubleshooting and optimal application health. Developed web services using REST interfaces using MuleSoft's Mule Enterprise Service Bus (ESB) platform to deliver fast, reliable, and scalable integration API code. Developed messaging solutions with RabbitMQ and Spring AMQP to support asynchronous communication between backend services, enhancing system performance and ensuring seamless data flow in a Spring MVC-based application. Utilized Amazon S3 for storing application and database snapshots, and configured S3 lifecycle policies to manage log retention, including automated deletion and archival of logs based on predefined retention policies. Developed Java-based solutions using the AWS SDK to interact with various AWS services, including S3 for data storage and retrieval, and SQS for bulk email processing, ensuring efficient data backup and archiving with Glacier. Implemented Test-Driven Development (TDD) using JUnit and Spring Integration Test to validate application functionality and AWS integrations (S3, SQS), leveraging Advanced REST Client (ARC) for API testing. Managed version control with Git and automated build, test, and deployment processes using Maven, integrating with AWS services for efficient application deployment. Environment: HTML, CSS, Bootstrap, JavaScript, jQuery, AJAX, Java, Spring MVC, RESTful APIs, Spring Security, SQL queries, PL/SQL stored procedures, Oracle, CI/CD, Jenkins, AWS, AWS CloudWatch, REST, MuleSoft, Enterprise Service Bus (ESB), RabbitMQ, Spring AMQP, Amazon S3, AWS SDK, AWS services , SQS, Test-Driven Development (TDD), Junit, Spring Integration Test, AWS integrations (S3, SQS), REST Client (ARC), API testing, GIT, MAVEN. Client: REPLICON, Bangalore, Karnataka, India Feb 2017 Nov 2019 Role: Java Developer Responsibilities: Involved in all phases of project from analysis and requirement phase to delivering the project. Worked in Agile environment and participated throughout the SDLC process and implemented 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 and involved in creating JSP pages for presentation of the data to the end user. Developed various modules using technologies like AngularJS, JSON, and JavaScript and involved in developing forms using HTML and performing client-side validations using JavaScript. Applied J2EE design patterns such as MVC, Singleton, and Data Access Objects in the architecture and used JDBC as DAO class to persist the data on to Oracle Database. Wrote ANT scripts to deploy the components on Jetty application Server and did regular code reviews and fixed major bugs without side effects. For unit testing of the program, the JUnit framework was used, and Log4j was used to record the log of runtime exceptions. Worked with Testers in resolving various defects in the application Prepared JUnit test cases and executed the test cases using JUnit. Application development using Eclipse IDE, building of applications with Maven scripts, testing of application with RAD local Web Sphere Server7.0 Throughout the user acceptance testing, joint system testing, and system testing phases, used Firebug to keep track of issues and participate in bug repair. Environment: Java, HTML, JSP, Servlet, EJB, Agile, MVC, AngularJS, JSON, JDBC, Oracle, ANT, Maven, JUnit, Java Script, CSS, Ant, Log4j, RAD local Web Sphere Server7.0, Firebug, Eclipse. Keywords: cprogramm cplusplus continuous integration continuous deployment user interface message queue javascript sthree database active directory rlang information technology procedural language California New York