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I am an IT professional and Certified Scrum Master with 10 years of hands-on experience across the SDLC, delivering Java/J2EE web applications, microservices, and cloud-enabled solutions for industries including government, retail, healthcare, and financial services. I excel in Java, Spring, Hibernate, REST/SOAP services, and modern front-end frameworks, and I thrive in Agile environments, collaborating with cross-functional teams to deliver high-quality software. As a full-stack developer, I combine strong front-end and back-end skills with experience in AWS/Azure/GCP, CI/CD (Jenkins, Docker, Kubernetes), and data-driven decisions through analytics and dashboards. I am a proactive learner, enjoy mentoring teammates, and am passionate about building scalable, maintainable systems that empower users and stakeholders.…I am an IT professional and Certified Scrum Master with 10 years of hands-on experience across the SDLC, delivering Java/J2EE web applications, microservices, and cloud-enabled solutions for industries including government, retail, healthcare, and financial services. I excel in Java, Spring, Hibernate, REST/SOAP services, and modern front-end frameworks, and I thrive in Agile environments, collaborating with cross-functional teams to deliver high-quality software. As a full-stack developer, I combine strong front-end and back-end skills with experience in AWS/Azure/GCP, CI/CD (Jenkins, Docker, Kubernetes), and data-driven decisions through analytics and dashboards. I am a proactive learner, enjoy mentoring teammates, and am passionate about building scalable, maintainable systems that empower users and stakeholders.

Tulsi Vishnu Kallem

Full Stack Developer, Back-End Developer, Front-End Developer, +2

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I am an IT professional and Certified Scrum Master with 10 years of hands-on experience across the SDLC, delivering Java/J2EE web applications, microservices, and cloud-enabled solutions for industries including government, retail, healthcare, and financial services. I excel in Java, Spring, Hibernate, REST/SOAP services, and modern front-end frameworks, and I thrive in Agile environments, collaborating with cross-functional teams to deliver high-quality software. As a full-stack developer, I combine strong front-end and back-end skills with experience in AWS/Azure/GCP, CI/CD (Jenkins, Docker, Kubernetes), and data-driven decisions through analytics and dashboards. I am a proactive learner, enjoy mentoring teammates, and am passionate about building scalable, maintainable systems that empower users and stakeholders.…I am an IT professional and Certified Scrum Master with 10 years of hands-on experience across the SDLC, delivering Java/J2EE web applications, microservices, and cloud-enabled solutions for industries including government, retail, healthcare, and financial services. I excel in Java, Spring, Hibernate, REST/SOAP services, and modern front-end frameworks, and I thrive in Agile environments, collaborating with cross-functional teams to deliver high-quality software. As a full-stack developer, I combine strong front-end and back-end skills with experience in AWS/Azure/GCP, CI/CD (Jenkins, Docker, Kubernetes), and data-driven decisions through analytics and dashboards. I am a proactive learner, enjoy mentoring teammates, and am passionate about building scalable, maintainable systems that empower users and stakeholders.

Available to hire

I am an IT professional and Certified Scrum Master with 10 years of hands-on experience across the SDLC, delivering Java/J2EE web applications, microservices, and cloud-enabled solutions for industries including government, retail, healthcare, and financial services. I excel in Java, Spring, Hibernate, REST/SOAP services, and modern front-end frameworks, and I thrive in Agile environments, collaborating with cross-functional teams to deliver high-quality software.

As a full-stack developer, I combine strong front-end and back-end skills with experience in AWS/Azure/GCP, CI/CD (Jenkins, Docker, Kubernetes), and data-driven decisions through analytics and dashboards. I am a proactive learner, enjoy mentoring teammates, and am passionate about building scalable, maintainable systems that empower users and stakeholders.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Work Experience

Java Full Stack Developer at Wells Fargo (Mind Zone IT Solutions)

January 1, 2025 - October 31, 2025

Led module development for a componentized CORE project in Wells Fargo Home Mortgage, implementing microservices using RESTful APIs and Spring Boot. Built a lightweight Node.js/Express proxy layer to optimize API response caching and routing for an Angular frontend. Implemented automated workflows for Prior Authorization systems, added rate-limiting/security middleware, and managed frontend build/deploy workflows with Maven, Jenkins, and IBM WebSphere 8.5. Used Log4j, JUnit, and SonarQube (95% code coverage) with Oracle/DB2 in production. Delivered SOAP/REST web services, Hibernate-based data access, JSP/Tiles-based UI, and continuous deployments across DEV/QA/UAT/SIT environments.

Java Full Stack Developer at Aadya Informatics

June 30, 2023 - June 30, 2023

Implemented RESTful web services with Node.js, Angular 10, and jQuery; built middleware using Express.js to handle CORS and token validation for the Angular frontend. Created automated scripts with Node.js for data seeding and environment setup; prototyped API features in Express.js before migrating logic to core Java microservices. Utilized Java 8 features (lamdas, streams) and Kafka for real-time data processing; participated in migration work from ECS to AWS EKS, and automated infrastructure with Terraform. Contributed to CI/CD using Jenkins and Git; supported production environment validation and data integration using Dataiku.

Java Backend Developer at Accenture

December 31, 2021 - December 31, 2021

Implemented microservices using Spring Boot and REST APIs; contributed to API gateway/service mesh configurations via Node.js. Built mock backend services with Express.js to enable frontend teams to progress in parallel. Integrated Kafka streams, adopted 12-factor app principles for microservices, and deployed on PCF. Worked with React JS components, Swagger documentation, and NoSQL/SQL data stores (MongoDB, Oracle). Participated in test automation (JUnit, Mockito, TestNG) and used WebSphere 8.5 in certain environments. Collaborated on API design, service orchestration, and CI/CD practices.

Associate System Engineer at Tecnics

March 31, 2017 - March 31, 2017

Contributed to Spring MVC-based development with JPA for data access, and supported front-end development with Node.js/Express.js to simulate backend data interactions during module development. Worked on data migration from legacy to new DB schemas, implemented PL/SQL procedures, and performedUNIT testing with Maven. Involved in end-to-end delivery of new screens and enhancements across front-end and back-end layers.