Stack Developer Software Development

GOWSHITHA VAVILTHOTA

SR. JAVA FULL STACK DEVELOPER

**************@*****.*** 346-***-****

https://www.linkedin.com/in/gowshitha-v-75b392303/

Professional Summary

●Over 8 years of experience in software development, encompassing analysis, design, and development of web-based applications.

●Proficient in utilizing OOAD techniques using UML for software design.

●Experience in designing web applications using Spring Framework, including its MVC module, and various Spring components such as Spring Core, Spring ORM, and Spring Boot, Spring JPA.

●Extensive experience in implementing MVC architecture for web application development, ensuring separation of concerns and maintainability.

●Familiarity with design patterns such as Singleton, Factory, Template, DAO, MVC, and Strategy, enhancing the robustness and scalability of applications.

●Skilled in front-end technologies including AngularJS, Angular 12, ReactJS, NodeJS, jQuery, AJAX, JSON, HTML5, CSS3, Bootstrap, and JavaScript.

●Strong experience in designing and consuming RESTful APIs, utilizing frameworks like Spring MVC and MongoDB for saving and retrieving data.

●Expertise in Java programming and have a good understanding of OOPs, Collections, Exceptions Handling, Input/output (I/O) System, Swing, Annotations, Enums, Concurrency, Multi-Threading, Lambda, and Generics.

●Expertise in unit testing JavaScript applications using Jasmine, Karma, Mocha and Node.js.

●Expertise in understanding and hands-on using various extensible Markup Language (XML) technologies like XPath, XQuery, XSLT, XSD, SAX, DOM, and JAXB.

●Experience in developing web and enterprise applications using technologies JDBC, Servlets, Web Sockets, JSP, EJB, Java Server Faces (JSF), Java Persistence API (JPA), JNDI, and JMS.

●Experience in developing applications using frameworks Spring Dependency Injection (DI), IoC, Aspect-Oriented Programming (AOP), Instrumentation, Integration, Security, Boot, Struts, and Hibernate.

●Skilled in BPMN orchestration with Camunda, enabling efficient automation of processes across systems to enhance operational efficiency and agility, while providing visibility and control over end-to-end workflows.

●Proficient in leveraging MuleSoft for seamless integration between diverse systems and applications, coupled with expertise in utilizing Camunda for orchestrating and automating business processes, ensuring efficiency and control across workflows.

Technical Skills:

Languages

Java 8, Java 11 (JDK 1.4/1.5/1.6/1.7/1.8), Java Swings, JSF, JUnit, Log4J, Ant, Maven

Methodologies/Design patterns

OOAD, OOP, UML, MVC, DAO, Factory, Singleton, Strategy, Reactive Streams (Flux, Mono), Agile (Scrum), Test Driven Development (TDD), CI/CD

Web Technologies

Angular, React.js, Node.js, jQuery, JSP, Servlets, EJB, Hibernate, Struts, Spring (Core, MVC, Boot, WebFlux), Express.js, HTML5, CSS3, Bootstrap, XML, JSON, REST, SOAP, GraphQL, Kafka, Apache Camel

Web Services

SOAP, RESTful Web Services

Frameworks

Spring Boot, Spring WebFlux, Spring Batch, Spring Security, Spring AOP, Spring Data JPA, Hibernate, Struts, Flask (for AI/LLM microservices)

Application/Web Severs

JBoss, Glassfish 2.1, WebLogic, Web Sphere, Apache Tomcat Server

Reactive & LLM Integration

Spring WebFlux, Project Reactor (Flux, Mono), Reactive REST APIs, OpenAI API, LangChain, AI/ML-based POCs (LLM Summarization & Insights Automation)

IDE Tools

Eclipse (Juno, Galileo, Helios, Indigo), Rational Application Developer (RAD) and NetBeans, STS

OR Mapping

Hibernate, IBATIS

Databases

Oracle 11g, MySQL, SQL, MongoDB

Reporting/Messaging Tools

Crystal Reports, BO XI R3, Active MQ, Rabbit MQ,AI-driven Insight Dashboards (LLM-based summarization)

Cloud

AWS, Azure

Version Control Tools

CVS, SVN, Clear Case, Git

Testing

Selenium, Karma

Tools

Rational Rose 2000, JBuilder 3.5/5.0, Visual Cafe 4.0, Visual Age Java 3.5, eclipse 3.X, MS-Office, Front Page, Ultra Edit 32, Clear Case, iReport -1.2.5

Operating System

Windows, Linux, Unix, Mac, Solaris

Certifications

●AWS Certified Cloud Practitioner.

●AWS Certified Solutions Architect – Associate.

Professional Experience

Florida Department of Health, Tallahassee Aug 2024 to Present

Project Title: Data Processing and Monitoring Platform for Florida Health and Welfare Programs

Project Description:

This project is dedicated to developing a data processing pipeline and monitoring platform that will streamline the management of health benefits, pensions, and welfare programs specifically for Florida’s veterans, senior citizens, children, and women. By aggregating, standardizing, and analyzing data from various state and federal sources, the platform will empower government agencies to track benefit distribution, ensure compliance, and pinpoint underserved populations needing additional support.

Responsibilities:

●Developed a Data Aggregation Pipeline using AWS Redshift and Spring Batch to extract, transform, and load health care data, achieving 98%+ accuracy and reducing processing latency to under 5 minutes for real-time data feeds.

●Designed Event-Driven Architecture leveraging AWS Lambda and SNS to automatically generate and process essential data triggers, reducing event processing time to under 1 second, supporting responsive data updates and notifications.

●Built Transactional Database Solutions using Spring JPA and RDS to store cleansed and validated data, including the design and management of stored procedures, resulting in a 99% data consistency rate.

●Created Data Staging and Transformation Workflows in AWS and Spring Batch for business insights, cleansing and staging large datasets with a 98%+ transformation success rate and ETL processing time reduced to under 30 minutes.

●Implemented Secure Access Control with Spring Security and OAuth 2.0, achieving 100% compliance in role-based access and maintaining zero unauthorized access incidents.

●Developed a Responsive Angular Frontend for the Florida State Health Care website, displaying real-time data insights with a <2-second load time, improving user engagement and accessibility.

●Optimized Data Replication to AWS RDS, ensuring reliable data availability for downstream applications with less than 10-minute replication latency and a 0.5% data duplication rate.

●Maintained a Test-Driven Development (TDD) approach, achieving 90% code coverage on the backend and 80% on the frontend, ensuring reliable functionality and data accuracy throughout the data pipeline.

●Monitored and optimized System Performance using Grafana, achieving 99.9% uptime and real-time alerts with <5-minute resolution time for critical errors.

●Automated CI/CD Processes with Jenkins for seamless deployment, reducing deployment time by 50% and maintaining a 98% deployment success rate, minimizing downtime and ensuring reliability.

●Integrated Reactive Programming (Spring WebFlux) to handle concurrent service calls efficiently used Flux and Mono to orchestrate multiple API responses asynchronously, improving data aggregation speed by 45% and reducing thread blocking.

●Designed Reactive Service Automation modules to process parallel health benefit validations via non-blocking streams, cutting I/O wait times and enhancing responsiveness under heavy data loads.

●Built POCs to evaluate the feasibility of LLM-powered data summarization (OpenAI API + Spring Boot integration) to interpret unstructured health data, resulting in faster report generation and improved anomaly detection accuracy by 20%.

●Collaborated on Reactive LLM POC to generate natural-language insights from real-time metrics dashboards, showcasing practical AI augmentation in decision-making for health program administrators.

Environment :Java 8, Spring (Spring Boot, Spring MVC, Spring Security, Spring Batch), Hibernate, Angular 10, Kafka, ActiveMQ, JMS, JavaScript, Microservices, Apache Camel, Tomcat, WebLogic, JBoss, Node.js, AWS services (EC2, S3, Lambda), GraphQL, JPA, HTML5, CSS3, JUnit, XML, RESTful and SOAP Web Services, Git, Swagger, Jenkins, Docker, ZooKeeper, PL/SQL, Bootstrap, Socket.io, JAX-RS (Java API for RESTful Web Services

Client: Vanguard, Valley Forge, PA Jan 2023 to August 2024

Sr Java Full Stack Developer

Project Title: Unified API Gateway

Project Description:

The Unified API Gateway project aims to centralize and streamline the management, monitoring, and analytics of API services across multiple applications. This gateway will serve as a single-entry point for all API requests, providing robust security, enhanced performance, and real-time monitoring capabilities. The project leverages Java 11 and Spring Boot for the backend services, Angular 11 for the frontend interface, and integrates Grafana, XTRAC, and MuleSoft for monitoring, transaction analytics, and API testing respectively.

Responsibilities:

●Developed scalable microservices using Spring Boot for RESTful APIs, handling over 50,000+ daily requests and reducing response time by 25%.

●Optimized existing REST APIs using Spring Boot, decreasing API response times by 40% and improving resource consumption by 20%.

●Integrated JWT-based authentication into Spring Boot REST APIs, enhancing security and reducing unauthorized access incidents by 30%.

●Led migration of legacy monolithic applications to AWS using Spring Boot microservices, improving scalability by 50% and reducing infrastructure costs by 30%.

●Re-architected on-premise systems into AWS microservices, reducing downtime by 35% and increasing performance by 40%.

●Automated deployment using Terraform and CloudFormation, improving deployment efficiency by 40% and reducing manual configuration errors.

●Implemented Spring Security with OAuth 2.0 and JWT tokens, securing REST APIs and reducing unauthorized access by 40%.

●Configured SSL/TLS encryption in Spring Boot microservices, ensuring secure communication and reducing data breaches by 25%.

●Integrated AWS Secrets Manager for secure credential management, eliminating hardcoded secrets and enhancing security posture.

●Developed CI/CD pipelines using Jenkins and AWS CodePipeline, reducing release cycles by 40% and improving consistency across deployments.

●Implemented Redis caching with Spring Cache, reducing database load by 40% and improving performance.

●Built dynamic, reusable Angular components with improved load times (25%) and intuitive user flow.

●Practiced Test-Driven Development (TDD), improving reliability and reducing bugs by 40%.

●Integrated Grafana dashboards for real-time performance metrics, improving visibility and proactive issue detection by 35%.

●Deployed microservices on AWS (EC2, S3, RDS, Lambda) with 99.9% uptime and optimized resource utilization.

●Developed asynchronous Kotlin + Spring Boot microservices using coroutines, improving throughput by 30% and latency by 20%.

●Integrated an LLM-based analytics module into the API Gateway to interpret API logs and performance metrics, enabling natural-language insights on API usage trends and anomaly detection.

●Built a POC using OpenAI API to automatically generate API documentation and test case suggestions based on endpoint definitions, reducing manual documentation time by 60%.

●Used LLM-powered summarization for transaction reports generated by XTRAC and Grafana, allowing the operations team to identify critical performance deviations through AI-generated summaries.

●Collaborated with the DevOps team to integrate LLM-driven alert explanations within Grafana, where the model contextualized errors and proposed potential fixes in real time.

Environment : Java 8, Spring (Spring Boot, Spring MVC, Spring Security, Spring Batch), Hibernate, Angular 12, Kafka, ActiveMQ, JMS, JavaScript, Microservices, Apache Camel, Tomcat, WebLogic, JBoss, Node.js, AWS services (EC2, S3, Lambda), GraphQL, JPA, HTML5, CSS3, JUnit, XML, RESTful and SOAP Web Services, Git, Swagger, Jenkins, Docker, ZooKeeper, PL/SQL, Bootstrap, Socket.io, JAX-RS (Java API for RESTful Web Services).

Client: Collins Aerospace, Bengaluru, India Jan 2020 to Aug 2022

Application Developer

Project Name: Defense Compliance and security policies data Integration System.

Project Description:

The Defense Compliance and Security Policies Data Integration System is a transformative web application project designed to revolutionize the company's data management and analysis capabilities. The primary objective of this project is to integrate advanced technologies to enhance data processing, storage, and workflow automation, while ensuring adherence to stringent defense security and compliance policies. Utilizing Java8 for robust backend development, Angular10 for dynamic and responsive user interfaces, Camunda for workflow automation, and Azure for reliable and scalable cloud infrastructure, this initiative empowers stakeholders with efficient analysis tools for informed decision-making, ensuring data user integrity and regulatory compliance.

Responsibilities:

●Developed dynamic and responsive user interfaces using Angular10, resulting in a 30% improvement in user engagement and satisfaction.

●Implemented drag-and-drop functionality using React-Draggable in Angular applications, enhancing user interaction and productivity.

●Integrated Angular applications with RESTful APIs using Angular HTTP Client, enabling efficient data exchange and handling of HTTP requests.

●Utilized Spring Boot to accelerate application development, reducing configuration time by 50% and enabling rapid deployment of new features.

●Implemented Spring Boot's auto-configuration feature to simplify setup and reduce boilerplate code, resulting in a 40% increase in development efficiency.

●Leveraged Spring Boot's embedded servers to create production-ready applications, reducing deployment time by 60% and enhancing scalability.

●Designed and implemented RESTful API endpoints using Spring MVC & JAX-RS, ensuring robust functionality and data integrity.

●Implemented workflow automation using Camunda, streamlining business processes and reducing manual intervention by 40%.

●Leveraged Camunda's BPMN engine to orchestrate complex workflows across interconnected systems, enhancing operational efficiency and agility.

●Established CI/CD pipelines using Jenkins, automating the build, test, and deployment processes, resulting in a 50% reduction in time-to-market for new features.

●Configured and optimized Snowflake for efficient data storage and analysis, enabling real-time data processing and insights generation.

●Migrated a legacy Java Spring Boot application to Kotlin, reducing code complexity by 25% and improving developer productivity through Kotlin’s concise syntax and null-safety features.

●Implemented secure RESTful APIs with Kotlin and Spring Boot, utilizing JWT for authentication and authorization, resulting in a 40% reduction in security vulnerabilities.

Environment: Java 8, Spring (Spring Boot, Spring MVC, Spring Security, Spring Batch), Hibernate, Angular 10, Kafka, ActiveMQ, JMS, JavaScript, Microservices, Apache Camel, Tomcat, WebLogic, JBoss, Node.js, AWS services (EC2, S3, Lambda), GraphQL, JPA, HTML5, CSS3, JUnit, XML, RESTful and SOAP Web Services, Git, Swagger, Jenkins, Docker, ZooKeeper, PL/SQL, Bootstrap, Socket.io, JAX-RS (Java API for RESTful Web Services).

Client: Farmers Insurance Group, Bangalore, India Nov 2016 to Dec 2019

Java Software Engineer

Project Title: Policy Management System

Description:

The Policy Management System is an innovative web application that streamlines policy creation, distribution, and compliance tracking within an organization. Built with a frontend using Angular6 for an interactive user interface, and a backend developed with Java8 and Spring Framework for robust data handling, it promises efficient operations. The application leverages AWS for hosting, Jenkins for continuous integration and deployment, and Spring Security for secure access control. Comprehensive testing using JUnit, Mockito, Jasmine, and Karma ensures system reliability and stability. This system embodies an essential tool for Organization seeking to enhance their policy management process.

Responsibilities:

●Implemented Agile methodology in application development, including iterative development, 2-week sprints, daily stand-up meetings, Sprint Planning, Sprint Retrospective, and Backlog grooming.

●Developed and maintained micro services architecture applications, improving system modularity and scalability by 30%.

●Collaborated with business analysts and product managers to understand requirements and define technical solutions, resulting in a 20% increase in requirement clarity and project alignment.

●Utilized Java 8 features such as Functional Interfaces, Lambda expressions, Streams, default, and static methods to enhance code efficiency and readability.

●Coordinated effectively between onsite and offshore teams, leading to a 15% improvement in project delivery time.

●Developed backend applications using Spring framework, including validations, Controllers, Services, JPA, and REST-based microservices, reducing code redundancy by 25%.

●Enhanced front-end development with HTML, CSS, and JavaScript, improving user interface responsiveness by 20%.

●Automated build and deployment processes using Jenkins pipeline, reducing deployment time by 40%.

●Developed Python scripts for automation, data processing, and analysis, supporting and enhancing Java applications with a 30% reduction in manual tasks.

●Created and managed SQL databases, including schema objects, tables, indexes, constraints, and stored procedures, improving database query performance by 25%.

●Expertly developed SOA-based applications using Spring Boot, Spring Hibernate, and Spring Data JPA, achieving a 99.9% uptime for database connections.

●Developed RESTful web services and microservices using Spring Boot, Spring Security, Spring Web, Spring REST, and Apache Kafka, leading to a 35% improvement in data processing speed.

●Deployed and maintained cloud-native applications using AWS, achieving a 50% reduction in infrastructure costs through automation.

●Used GitHub and Git for version control, improving code management and collaboration efficiency by 25%.

●Employed Spring Tool Suite (STS), IntelliJ, and Visual Studio Code for efficient development, reducing code integration issues by 15%.

●Implemented Splunk infrastructure, deployment, apps, reports, alerts, and dashboards, enhancing system monitoring and alert response time by 40%.

●Developed CI/CD pipelines using Jenkins and Docker, improving deployment frequency by 50%.

●Performed proactive maintenance activities, automation, root cause analysis, and remediation of production issues, reducing production downtime by 35%.

Environment: Java 8, J2EE, Python, Spring, Spring Boot, Microservices, Spring Gateway API, Spring Cloud, AWS, JSON, XML, MongoDB, Maven, Jenkins, SoapUI, Postman, GITHUB, Jira, Agile, Linux.

Education:

Masters in Computer Science March 2024

Bachelors in Computer Science March 2020

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