Java Developer Spring Boot

SAITEJA BOGA

*************@*****.*** 513-***-****

PROFESSIONAL SUMMARY:

●Over 5 years of experience as a Senior Full Stack Java Developer, specializing in large-scale, N-tier, distributed, real-time enterprise applications using Java and J2EE technologies.

●Extensive hands-on experience in Java, ranging from the latest Java 17 to legacy versions such as Java 11 and Java 8, ensuring compatibility and optimization.

●Proficient in SDLC, working with Agile (Scrum), Waterfall, and Test-Driven Development (TDD) methodologies.

●Strong expertise in front-end development using JSF, JSP, HTML, XHTML, JavaScript, CSS, AJAX, and modern frameworks like Angular, React JS, Node JS, Bootstrap, and jQuery.

●Expertise in both Monolithic and Microservices architectures, leveraging Domain-Driven Design (DDD) principles and building cloud-native applications with Spring Boot.

●Extensive work experience with Spring Framework modules (Spring Core, Spring Boot, Spring Web, Spring JDBC, Spring REST Services, Spring Data Access/Integration, Spring Batch, Spring AOP, Spring Transaction, and Spring Security).

●Experiences in developing messaging modules using Spring JMS, Kafka and RabbitMQ.

●Good knowledge and hands on with AWS services like EC2, S3, IAM, VPC, Route53, SNS, SQS, VPC, Cloud Watch, Glacier, Lambda, Cloud Front, Code Commit, Code Deploy, CLI, Cloud Formation, EBS, ELB, RDS.

●Experience in Web Services (REST and SOAP), JSP/Servlets, MVC architecture, Hibernate, Struts, JDBC, oracle, PL/SQL, JSF, JMS XML.

●Experienced in writing SQL queries, Procedures, Functions, Triggers, and good knowledge of Relational databases Oracle, MySQL, Microsoft SQL Server, PostgreSQL, and DB2 and NoSQL MongoDB, Dynamo DB Cassandra.

●Strong understanding of design patterns such as DAO, DTO, Singleton, and MVC.

●Profound learning on ANT, Maven and Gradle as fabricate content for application assembly and arrangement.

●Expertise in using servers like Apache Tomcat, JBoss, IBM WebSphere, and WebLogic to configure and deploy applications.

●Hands-on experience with DevOps tools and CI/CD pipelines, including Jenkins, Docker, Kubernetes, Chef, and Git for version control, with JIRA for issue tracking.

EDUCATION:

Master of Science in Information Systems, University of Cincinnati 2022-2024

TECHNICAL SKILLS:

Languages

Java 8/11/17, J2EE, SQL, Python, PL/SQL, C, C++

Web Technologies

HTML, JavaScript, Bootstrap, CSS, Angular, React, NodeJS, jQuery, TypeScript

Web service Frameworks

Spring, Hibernate, Spring MVC, Spring IOC, Spring Boot, Spring AOP, JSF, Struts, OAuth 2.0, JUnit, IONIC

Web Services

SOAP, Microservices, WSDL, AJAX, JAX-B, RESTFUL, REST API, XML, JSON

Design Patterns

Singleton, Data Transfer Object, Data Access Object, MVC, Filter

Databases

Oracle, SQL Server, DB2, MySQL, PostgreSQL, MongoDB

Web/Application Servers

Apache Tomcat, IBM WebSphere, Web logic Application server, JBOSS

Build Scripts

Jenkins pipelines with ANT build script, Groovy DSL, Gradle, Maven

Testing Tools

JUnit, Mock Framework, Cucumber, Selenium, JUnit, SoapUI, Mockito

Version Control/Tools

GIT, Eclipse, IntelliJ, Spring Tool Suite (STS), NetBeans

Cloud Technologies,

DevOps Tools & Other

AWS – (ECS, EC2, S3 Bucket, SNS, AWS cloud watch, AWS Lambda, CLI, CFT), Azure, Docker, JIRA

EXPERIENCE:

Client: Velocity Tech Dallas TX Jun 2024 to Present

Role: Java Full Stack Developer

●Developed responsive user interfaces using Spring MVC, JSP, JSTL, HTML5, CSS3, JavaScript, jQuery, AJAX, and Angular.

●Developed 10+ reusable Angular modules, controllers, and services, improving code reusability, maintainability, and optimizing view data management with Angular factories.

●Developed 30+ RESTful APIs using Spring Boot and JAX-RS, integrating with ReactJS and Angular-based frontends.

●Utilized Core Java concepts such as Multithreading, Collections Framework, File I/O, Concurrency, and Lambda expressions for efficient processing.

●Designed and implemented POJOs and DAOs using Spring JDBC and Hibernate ORM, improving database query execution speed by 35%.

●Developed and tested ETL pipelines for XML data ingestion into Oracle databases using JPA/Hibernate, improving data processing efficiency by 40%.

●Designed and deployed Dockerized microservices on AWS (EC2, S3, RDS, Lambda, CloudFormation, Kubernetes), reducing deployment time by 60%.

●Built and secured OAuth2.0 and JWT-based authentication & authorization using Spring Security.

●Applied design patterns including Singleton, Factory, DAO, and MVC to enhance system modularity and scalability.

●Implemented MongoDB multi-shard clusters, improving high availability and query performance.

●Configured and managed IBM WebSphere MQ, including MDB listeners, JMS queues, and message processing.

●Implemented automated UI testing using Selenium WebDriver, Protractor, and Cucumber with TestNG, improving test coverage and UI reliability.

●Managed CI/CD workflows using Git for version control and JIRA for sprint planning, ensuring 90% bug resolution within SLA timelines.

●Created automated build scripts using Maven, streamlining project compilation and deployment.

●Developed and optimized high-availability Spring Boot microservices, integrating Swagger-UI for service monitoring with Eureka and Spring Boot Admin.

●Implemented asynchronous messaging using Apache Kafka, ActiveMQ, and Spring JMS for event-driven microservices.

Client: United HealthCare, Minnesota Aug 2023 – Apr 2024

Role: Sr Full Stack Developer

●Developed and maintained enterprise applications using Spring Boot, Spring Batch, Spring AOP, and Spring JDBC templates, improving processing efficiency by 30%.

●Designed and optimized RESTful and SOAP-based web services, integrating Swagger, XML, and XSLT, reducing API documentation overhead.

●Enhanced UI performance by leveraging Angular, jQuery, Bootstrap, CSS, and Web API within an MVC-based architecture, reducing page load time by 45%.

●Developed and migrated monolithic applications to a microservices-based architecture using Spring Boot and Node.js, leveraging AWS EKS for scalability and improved maintainability.

●Developed and optimized database queries using SQL, NoSQL (Cassandra, MongoDB), reducing query latency and enhancing performance.

●Optimized data processing using Hibernate with lazy loading, dirty checking, and locking, reducing query execution time by 40% and improving database performance across PostgreSQL, MySQL, Oracle, and SQL Server by 35%.

●Set up and configured scalable Elastic Load Balancers to distribute incoming traffic across multiple EC2 instances, ensuring high availability and fault tolerance during peak healthcare demand.

●Implemented fault-tolerant Kafka architectures and strategies for high availability to ensure reliable message delivery in critical production environments.

●Developed automated workflows using GCP’s Cloud Functions and Pub/Sub to streamline healthcare processes, such as patient record updates, appointment scheduling, and real-time alerts for critical care scenarios.

●Led Agile sprints and retrospectives, improving team velocity by 30% and reducing feature delivery time by 20%.

●Developed JUnit test cases for service calls by utilizing mocking techniques with Mockito and ensuring comprehensive coverage of both unit and integration tests.

Client: Verizon, India Mar 2021 – Jun 2022

Role: Software Engineer

●Designed and developed modular Spring Boot Microservices with Spring MVC, Spring AOP, and Spring Cloud, integrating secure RESTful APIs and reducing deployment time by 60%.

●Leveraged GCP’s Big Query and Dataflow to build real-time analytics dashboards, providing healthcare providers with actionable insights into patient outcomes, operational efficiency

●Integrated APIs with FHIR and HL7 standards on GCP to enhance data interoperability between various healthcare systems, enabling seamless data exchange and improving the overall quality of patient care.

●Developed and optimized responsive UI applications using React.js, Flux, HTML5, CSS3, and JavaScript for single-page applications (SPA), reducing form validation errors by 40%.

●Implemented Kafka-based data pipelines and event notification systems for real-time alerts and medical imaging distribution, improving healthcare provider response time.

●Migrated on-premises electronic health record (EHR) systems to AWS, creating customized AMIs from existing EC2 instances for disaster recovery and seamless cloud deployment.

●Developed a multithreaded application to handle concurrent data collection and processing, leveraging MongoDB for document storage, reducing processing time by 40% across multiple business models.

●Used CI/CD tools Jenkins, Git/GitLab, Jira for configuration management and automation. Containerized the services using Docker files and deployed them into the Kubernetes cluster.

●Developed unit and integration tests using TestNG, ensuring application reliability and code quality through rigorous testing and peer reviews.

Client: Genesis Technologies, India May 2019 to Feb 2021

Role: Sr Full Stack Developer

●Engaged in all phases of the Software Development Life Cycle, including Requirements Collection, Design & Analysis of Customer Specifications, and Application Development, with a focus on Angular JS.

●Developed responsive user interfaces using Angular, JavaScript, HTML, CSS, and Bootstrap, integrating RESTful APIs to enhance front-end functionality and reduce page load time by 35%.

●Implemented the application based on established Java/JEE Design patterns like MVC, Singleton, and Data Transfer Object (DTO).

●Built and optimized backend REST APIs with Node.js and React.js, integrating them with front-end modules and reducing server response time by 25%.

●Executed and optimized SQL and PL/SQL queries for CRUD operations, database creation, and modifications on Oracle using JDBC/JPA, improving data retrieval performance by 50%.

●Developed applications using Spring MVC with Dependency Injection and ORM integration, implementing internationalization through interceptors, resource bundles, and core Spring components.

●Designed, developed, and maintained the data layer using Hibernate with Spring framework integration, implementing POJO mapping, inheritance strategies, and form validation improving query execution by 30%.

●Developed REST API's using Spring MVC and Spring boot, hosted all micro services on Pivotal Cloud Foundry (PCF).

●Implemented Spring Batch APIs and configured Tivoli Work Loader for scheduled job execution, improving task automation efficiency by 35%.

●Used JUnit framework for unit testing and Log4j for logging runtime exceptions.

●Managed code merging and production deployments using WebLogic and Git, ensuring smooth version control and functional checkouts.

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