VARAPRASAD KALLURI NARASIMHA
Fidelity Investments
17
years of professional experience
Experienced Software Developer with 17 years in Agile Scrum environments, specializing in software design and implementation using Java, J2EE, Angular, and web service technologies. Skilled in developing web-based and client/server applications with Spring, Hibernate, and JSF, leveraging microservices architecture for flexible systems while ensuring security through Veracode and OWASP practices. Focused on delivering high-quality solutions through effective collaboration.
Work History
Full Stack Team lead
4 Years 7 Months- Designed and developed enterprise applications using Java 21, Spring Boot, Angular, REST APIs, and Oracle Database, delivering scalable and maintainable full-stack solutions.
- Developed and maintained serverless and cloud-native workloads using AWS Lambda and AWS Step Functions to implement event-driven workflows and business processes.
- Built and deployed Spring Batch jobs on Amazon EKS (Kubernetes) for reliable and scalable processing of large-volume batch workloads.
- Developed RESTful backend services using Spring Boot, integrating with Oracle Database for transactional data processing and enterprise business operations.
- Developed comprehensive unit and automated tests using Groovy/Spock for Java services and Jest/TestBed for Angular applications, improving test coverage and application reliability.
- Leveraged GitHub Copilot as an AI-powered development assistant to accelerate application development, improve code quality, generate test cases, and increase overall test coverage.
- Created reusable AI skills, agents, hooks, and supporting resources to automate and streamline recurring development activities, improving developer productivity and consistency.
- Designed and developed a Retrieval-Augmented Generation (RAG) application to ingest, index, and retrieve project documentation, enabling intelligent, context-aware access to project knowledge.
- Worked across application development, cloud deployment, testing, automation, and AI-assisted engineering, contributing to the modernization of enterprise development practices.
Full Stack Team lead
2 Years 3 Months- Led full-stack application development, including technical design, development, code reviews, troubleshooting, performance optimization, and production support.
- Developed enterprise applications using Java 8, Spring Boot, Spring MVC, Angular, Hibernate, JDBC, REST/Web Services, JMS, and DB2.
- Worked with DBAs, system administrators, and deployment teams to support application releases across integration, system testing, and UAT environments.
- Technologies: Java 8, Angular, Spring Boot, Spring MVC, Hibernate, JDBC, REST, JMS, DB2, Liquibase, Groovy, Gradle, GitHub, Tomcat, Bamboo, uDeploy.
Full Stack Team lead
7 Years 1 Month- Developed and enhanced enterprise applications using Java, Spring Boot, Spring MVC, Angular, REST APIs, Hibernate, JDBC, and DB2/Oracle.
- Designed and implemented UI, business, and integration layers, including REST-based integration with existing enterprise services.
- Implemented integration solutions using Apache Camel, Spring HTTP Invoker, Netflix Zuul, and Hystrix to support scalable service communication.
- Developed unit and UI tests using Karma and Jasmine, following Agile/Scrum development practices.
Mentored developers on Java development, coding standards, and technical implementation. - Implemented CI/CD and deployment automation using Atlassian Bamboo, Bitbucket, uDeploy, and Artifactory, and supported production deployments and issue resolution.
- Technologies: Java, Spring Boot, Spring MVC, Angular, REST, Hibernate, JDBC, DB2, Oracle, Apache Camel, Netflix Zuul/Hystrix, Spring HTTP Invoker, Karma, Jasmine, Bamboo, Bitbucket, uDeploy, Artifactory.
Software Engineer
1 Year 3 Months- Analyzed technical requirements, prepared estimates, design documents, and unit test cases, and delivered solutions aligned with project requirements.
- Developed web applications using Java, GWT, Spring MVC, Hibernate, and Web Services.
- Designed and implemented database tables and stored procedures using Oracle and SQL Server.
- Developed and integrated REST/SOAP-based web services and performed application integration and testing across development environments.
- Technologies: Java, GWT 2.0, Spring MVC, Hibernate, Web Services, Oracle 10g, SQL Server 2005, Stored Procedures, SoapUI, SVN, HP Quality Center.
Associate Programmer
1 Year 5 Months- In This project I am working in a module called Service where all the real-time tasks like budgeting the calls, GPRS sessions, SMS handling will be taken care. Apart from these tasks responsibilities include migrating telecom providers from one vendor to Huawei IN. Migrating the MSISDN (phone number) length, migrating the tables from other IN to Huawei IN. Provided new accounts, including special SMS accounts and GPRS accounts.
- Technology: Telecom protocols like CAP, MAP; Informix, SIB, UNIX. IN
- Tools: ISCE, R-Test, Emul SSp, Auto Service
Education
Master in Computer Application
Skills
.Java/J2EE technologies
Java technologies: JDBC
JAX-WS
Hibernate
Spring MVC
MongoDB.
Build tools: ANT
Maven
Gradle
Microservices architecture
Web/Application Servers: WebSphere 7.x
8.x
Apache Tomcat 8
Apache Webserver
IBM IHS
Web Sphere Liberty.
Scripting languages: JavaScript
HTML.
Development tools: Jira
Bitbucket
Confluence
Postman
Datadog
Insomnia
Jenkins
Github.
IDEs: IntelliJ IDEA
Eclipse
Visual Studio Code.
Cloud & Devops: Docker
Kubernetes
AWS.
RAG
Prompt Engineering
AI-Assisted Development.
Timeline
Full Stack Team lead
Fidelity Investments
02.2022 - CurrentRead More
Full Stack Team lead
State of Nebraska
11.2019 - 02.2022Read More
Full Stack Team lead
Anthem Inc
10.2012 - 11.2019Read More
Software Engineer
UHG (Health Care)
06.2011 - 09.2012Read More
Associate Programmer
Huawei Technologies
12.2009 - 05.2011Read More
JNTU
Master in Computer Application
Read More