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I am a Sr. Java Full Stack Developer with 8+ years of experience delivering scalable web applications across the full software development lifecycle. I specialize in Spring Boot microservices, REST and GraphQL APIs, Angular and React front-ends, and cloud deployments in AWS and other major platforms. I thrive in collaborative, fast-paced environments and enjoy turning complex requirements into robust, maintainable software. Beyond coding, I design resilient architectures, implement automated CI/CD pipelines, and champion testing and observability. I value clean code, thoughtful design, and continuous learning, and I’m excited to contribute to teams building impactful financial, insurance, and government software solutions.…I am a Sr. Java Full Stack Developer with 8+ years of experience delivering scalable web applications across the full software development lifecycle. I specialize in Spring Boot microservices, REST and GraphQL APIs, Angular and React front-ends, and cloud deployments in AWS and other major platforms. I thrive in collaborative, fast-paced environments and enjoy turning complex requirements into robust, maintainable software. Beyond coding, I design resilient architectures, implement automated CI/CD pipelines, and champion testing and observability. I value clean code, thoughtful design, and continuous learning, and I’m excited to contribute to teams building impactful financial, insurance, and government software solutions.

Jethin Chowdary Kalapala

Full Stack Developer, Back-End Developer, Front-End Developer, +3

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I am a Sr. Java Full Stack Developer with 8+ years of experience delivering scalable web applications across the full software development lifecycle. I specialize in Spring Boot microservices, REST and GraphQL APIs, Angular and React front-ends, and cloud deployments in AWS and other major platforms. I thrive in collaborative, fast-paced environments and enjoy turning complex requirements into robust, maintainable software. Beyond coding, I design resilient architectures, implement automated CI/CD pipelines, and champion testing and observability. I value clean code, thoughtful design, and continuous learning, and I’m excited to contribute to teams building impactful financial, insurance, and government software solutions.…I am a Sr. Java Full Stack Developer with 8+ years of experience delivering scalable web applications across the full software development lifecycle. I specialize in Spring Boot microservices, REST and GraphQL APIs, Angular and React front-ends, and cloud deployments in AWS and other major platforms. I thrive in collaborative, fast-paced environments and enjoy turning complex requirements into robust, maintainable software. Beyond coding, I design resilient architectures, implement automated CI/CD pipelines, and champion testing and observability. I value clean code, thoughtful design, and continuous learning, and I’m excited to contribute to teams building impactful financial, insurance, and government software solutions.

Available to hire

I am a Sr. Java Full Stack Developer with 8+ years of experience delivering scalable web applications across the full software development lifecycle. I specialize in Spring Boot microservices, REST and GraphQL APIs, Angular and React front-ends, and cloud deployments in AWS and other major platforms. I thrive in collaborative, fast-paced environments and enjoy turning complex requirements into robust, maintainable software.

Beyond coding, I design resilient architectures, implement automated CI/CD pipelines, and champion testing and observability. I value clean code, thoughtful design, and continuous learning, and I’m excited to contribute to teams building impactful financial, insurance, and government software solutions.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Work Experience

Sr. Java Full Stack Developer at Vanguard

March 1, 2025 - December 1, 2025

Developed responsive Angular SPAs and Spring Boot microservices, ensuring seamless integration with backend REST APIs. Built and maintained enterprise frontend components using TypeScript, RxJS, and a reusable layout framework, with centralized authentication and error handling. Designed and implemented GraphQL APIs on Spring Boot to consolidate data retrieval across multiple services. Improved backend performance by refining data access with native SQL queries and optimized JPA processing. Enabled asynchronous data processing through Apache Kafka producers and consumers and built event-driven backend workflows. Implemented CI/CD pipelines using Jenkins and GitHub Actions, automated tests with JUnit/Mockito, and enhanced observability via CloudWatch and Splunk tracing. Migrated repositories from Bitbucket/Bamboo to GitHub, and introduced Spring Cache to reduce database load. Deployed cloud-native microservices on AWS (EC2, S3, RDS, DynamoDB, Lambda) and leveraged Glue for cataloging an

Sr. Java Full Stack Developer at FM Global

September 1, 2022 - March 1, 2025

Led and contributed across the SDLC in an Agile environment. Built backend services with Spring MVC Core, DAO, and Hibernate, and extended to Node.js/Express.js for integration services. Created Angular 13 front-ends with TypeScript, routing, and form validations. Documented REST APIs with Swagger/OpenAPI and implemented data validation with AWS Glue Data Quality. Developed event-driven workflows using AWS Lambda and SQS, and deployed microservices on Google Cloud Platform with Kubernetes. Implemented security with Spring Security, and managed CI/CD pipelines with Jenkins, GitLab, Ansible, and Terraform. Integrated Camunda BPM for automated backend processes and utilized ELK Splunk/CloudWatch for telemetry and debugging. Performed data migration and reconciliation tasks and collaborated with data engineering to ensure dataset quality. Supported UAT cycles and produced technical documentation and demos for stakeholders.

Sr. Java Full Stack Developer at UPS

March 1, 2021 - August 1, 2022

Developed web UI with Angular and Spring Boot microservices; designed and consumed RESTful APIs, documented with Swagger. Built data integration using Apache Camel and Spring Core/IOC/AOP. Implemented Kafka-based messaging and managed deployments on AWS and Kubernetes. Improved developer productivity by configuring CI/CD pipelines (Jenkins/GitLab) and containerizing services with Docker. Created rich UI with Kendo UI Grid and Angular components, and delivered data-driven screens using HTML5, CSS3, and TypeScript. Supported testing with Postman, JUnit, and Mockito; implemented logging and monitoring with ELK/Splunk and CloudWatch. Migrated legacy systems toward microservices architecture and leveraged GCP services for hosting and scalability.

Sr. Java Full Stack Developer at State of Rhode Island

December 1, 2019 - February 1, 2021

Worked on SPA using Angular 8; developed Groovy, Grails-based services and Spring MVC; implemented REST APIs and PL/SQL routines; migrated legacy systems to cloud-native Kafka-based streaming on AWS; deployed microservices on PCF; used Swagger for API docs; implemented CI/CD via Concourse/Jenkins; participated in UAT and production support. Converted monolithic applications to microservices using Spring Boot and 12-factor principles. Implemented REST microservices, centralized configuration, and logging. Created S3 buckets and managed policies on AWS, and designed CloudFormation templates for resource provisioning.

Sr. Java Developer at Equifax

September 1, 2018 - November 1, 2019

Developed admin logging and analytics components; built RESTful services with JAX-RS and Spring MVC; used Mule ESB for integration; implemented Angular 6 UI, deployed on WebSphere; secured APIs with OAuth2; built REST and SOAP services; worked with Jenkins, Ant, and Maven for builds; participated in tests with JUnit; collaborated on cloud and microservices initiatives, including AWS deployments and Docker/Kubernetes.

Senior Java Full Stack Developer at UPS

March 1, 2021 - August 1, 2022

Developed Angular 10 SPAs and Spring Boot-based REST microservices; implemented Apache Kafka for point-to-point messaging and event streaming; built scalable UI with Kendo UI Grid and form validations. Led CI/CD pipelines with Jenkins and GitLab; provisioned AWS infrastructure via Terraform and containerized services with Docker/Kubernetes; migrated on-premises apps to Azure cloud with minimal downtime. Created backend and integration services using Node.js/Express; secured APIs with OAuth2 and RBAC; built extensive PL/SQL routines and Oracle/PostgreSQL data models. Drove quality with SonarQube and JaCoCo; performed extensive unit/integration testing with JUnit and Selenium; participated in UAT cycles and produced technical documentation.

Sr. Java Full Stack Developer at Equifax

December 1, 2019 - February 1, 2021

Built Angular 8 SPAs and RESTful services using Groovy/Grails; migrated a legacy monolithic system to cloud-native Kafka data streaming on AWS (Dockerized microservices on EC2) and moved toward Spring Boot microservices following 12-factor principles; deployed on PCF. Designed REST endpoints and used Swagger/OpenAPI for documentation; implemented Terraform to provision AWS resources (EC2, Auto Scaling Groups, S3, Route53, etc.) and created Lambda/serverless components for backend processing. Implemented centralized configuration with Spring Config, centralized logging with Splunk, and CI/CD with Concourse/Jenkins; wrote integration tests and performed UAT. Led data migration pipelines and Python scripts for JSON processing; used Camunda for workflow automation; collaborated with data engineers for data quality and validation.