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As a senior Java Full Stack Developer with 10+ years of experience, I design and deliver enterprise-grade applications using Java, Spring Boot, microservices, and modern frontend frameworks. I enjoy building cloud-native architectures, automating CI/CD, and mentoring teams to adopt best practices. My work spans healthcare, banking, retail, and logistics, where I implement secure APIs with OAuth2, JWT, and SAML, design event-driven workflows with Kafka and RabbitMQ, and create real-time dashboards with React/Angular. I thrive on solving complex integration challenges, improving performance, and delivering scalable systems.…As a senior Java Full Stack Developer with 10+ years of experience, I design and deliver enterprise-grade applications using Java, Spring Boot, microservices, and modern frontend frameworks. I enjoy building cloud-native architectures, automating CI/CD, and mentoring teams to adopt best practices. My work spans healthcare, banking, retail, and logistics, where I implement secure APIs with OAuth2, JWT, and SAML, design event-driven workflows with Kafka and RabbitMQ, and create real-time dashboards with React/Angular. I thrive on solving complex integration challenges, improving performance, and delivering scalable systems.

Vishnu Sakinam

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

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As a senior Java Full Stack Developer with 10+ years of experience, I design and deliver enterprise-grade applications using Java, Spring Boot, microservices, and modern frontend frameworks. I enjoy building cloud-native architectures, automating CI/CD, and mentoring teams to adopt best practices. My work spans healthcare, banking, retail, and logistics, where I implement secure APIs with OAuth2, JWT, and SAML, design event-driven workflows with Kafka and RabbitMQ, and create real-time dashboards with React/Angular. I thrive on solving complex integration challenges, improving performance, and delivering scalable systems.…As a senior Java Full Stack Developer with 10+ years of experience, I design and deliver enterprise-grade applications using Java, Spring Boot, microservices, and modern frontend frameworks. I enjoy building cloud-native architectures, automating CI/CD, and mentoring teams to adopt best practices. My work spans healthcare, banking, retail, and logistics, where I implement secure APIs with OAuth2, JWT, and SAML, design event-driven workflows with Kafka and RabbitMQ, and create real-time dashboards with React/Angular. I thrive on solving complex integration challenges, improving performance, and delivering scalable systems.

Available to hire

As a senior Java Full Stack Developer with 10+ years of experience, I design and deliver enterprise-grade applications using Java, Spring Boot, microservices, and modern frontend frameworks. I enjoy building cloud-native architectures, automating CI/CD, and mentoring teams to adopt best practices.

My work spans healthcare, banking, retail, and logistics, where I implement secure APIs with OAuth2, JWT, and SAML, design event-driven workflows with Kafka and RabbitMQ, and create real-time dashboards with React/Angular. I thrive on solving complex integration challenges, improving performance, and delivering scalable systems.

Skills

Experience Level

Expert

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Language

English

Fluent

Work Experience

Sr. Full Stack Developer at Dignity Health

October 1, 2023 - Present

Developed healthcare microservices using Java 17, Spring Boot, Spring Framework, Spring MVC, JPA, and Hibernate; exposed REST and GraphQL services to manage patient records, appointments, and clinical workflows; secured APIs with Spring Security, OAuth2, SAML, SSL/TLS; implemented service discovery with Spring Cloud Eureka; built event-driven clinical workflows using Kafka for lab results and real-time updates; designed responsive Angular-based dashboards for healthcare staff; persisted data in PostgreSQL and AWS DynamoDB; implemented Redis caching; containerized with Docker and Kubernetes (AWS EKS); managed infrastructure with CloudFormation; established CI/CD pipelines with Jenkins and Argo CD; performed backend testing with JUnit and API validation with Postman; implemented centralized logging and auditing with ELK, Dynatrace, and AppDynamics; enabled HL7 FHIR interoperability; supported multi-environment deployments.

Sr. Full-Stack Developer at Lowe’s

December 1, 2020 - September 1, 2023

Developed microservices using Java 11, Spring Boot, Spring MVC, and Spring Data JPA; exposed REST APIs and GraphQL endpoints; secured access via Spring Security, OAuth2, and JWT; implemented event-driven architectures with RabbitMQ; persisted data in Azure DynamoDB and SQL databases; built front-end interfaces with React, TypeScript, Redux Toolkit; containerized with Docker and orchestrated on AKS; implemented serverless backend processes with Azure Functions; optimized queries in MySQL and Azure SQL; authored API contracts with Swagger/OpenAPI; built automated CI/CD pipelines with GitHub Actions, Azure DevOps, and Terraform; engineered real-time order tracking and analytics dashboards.

Java Full Stack Developer at Bank Of America

February 1, 2018 - November 1, 2020

Developed backend microservices using Java 8, Spring Boot, Spring MVC, Spring Data JPA, and Hibernate; exposed REST APIs and GraphQL; persisted data in Oracle and Cassandra; secured with Spring Security, OAuth2, JWT, and SSL/TLS; built cloud-native pipelines on GCP (Compute Engine, Cloud SQL) and Kubernetes; front-end UI with Vue.js; serverless components with GCP Cloud Functions; containerized apps with Docker; CI/CD with GitLab and Spinnaker; implemented testing with JUnit and Cypress; created documentation with Swagger/OpenAPI and Postman; optimized query performance for high-volume banking analytics.

Java Full Stack Developer at FedEx

November 1, 2015 - January 31, 2018

Developed backend microservices with Java 8, Spring Boot, Spring MVC, Hibernate; REST APIs and GraphQL; event-driven processing with ActiveMQ; real-time package tracking with RabbitMQ; persisted data in PostgreSQL and DynamoDB; front-end using React; implemented serverless components with AWS/GCP; containerized with Docker and Kubernetes; CI/CD with GitLab; monitored with Prometheus, Grafana, and OpenTelemetry; implemented testing with JUnit, Cypress; ensured scalable, fault-tolerant logistics operations.

Java Developer at Ramco Systems

May 1, 2014 - September 1, 2015

Analyzed HRMS architecture, redesigned data flows for payroll and employee management; secured HR modules with Spring Security; modular backend with Spring MVC/AOP/Hibernate; frontend dashboards with Angular; automated testing with Jasmine/Karma/Jenkins; built microservices with Node.js/Express; deployed on GCP/Azure; provisioned infrastructure with Terraform and cloud services; implemented performance tuning and monitoring using ELK; focused on scalable HRMS backend and integration.