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I am a results-driven Senior Java Developer with 10+ years of experience building large-scale enterprise applications across Healthcare, Finance, Retail, Telecom, and Travel. Proficient in Java/J2EE, Spring Boot, microservices, RESTful APIs, and cloud platforms, I design scalable, secure architectures and drive CI/CD automation with Docker, Kubernetes, and Jenkins. I thrive in Agile environments, mentor peers, and deliver robust solutions that align with complex business needs. Throughout my career I have modernized legacy systems, implemented event-driven architectures with Kafka and messaging queues, and integrated with Salesforce, AWS services, and frontend frameworks like React and Angular. I am passionate about modular design, data integrity, and cross-team collaboration to ensure seamless end-to-end delivery across multi-layer enterprise ecosystems.…I am a results-driven Senior Java Developer with 10+ years of experience building large-scale enterprise applications across Healthcare, Finance, Retail, Telecom, and Travel. Proficient in Java/J2EE, Spring Boot, microservices, RESTful APIs, and cloud platforms, I design scalable, secure architectures and drive CI/CD automation with Docker, Kubernetes, and Jenkins. I thrive in Agile environments, mentor peers, and deliver robust solutions that align with complex business needs. Throughout my career I have modernized legacy systems, implemented event-driven architectures with Kafka and messaging queues, and integrated with Salesforce, AWS services, and frontend frameworks like React and Angular. I am passionate about modular design, data integrity, and cross-team collaboration to ensure seamless end-to-end delivery across multi-layer enterprise ecosystems.

user1324769

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

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I am a results-driven Senior Java Developer with 10+ years of experience building large-scale enterprise applications across Healthcare, Finance, Retail, Telecom, and Travel. Proficient in Java/J2EE, Spring Boot, microservices, RESTful APIs, and cloud platforms, I design scalable, secure architectures and drive CI/CD automation with Docker, Kubernetes, and Jenkins. I thrive in Agile environments, mentor peers, and deliver robust solutions that align with complex business needs. Throughout my career I have modernized legacy systems, implemented event-driven architectures with Kafka and messaging queues, and integrated with Salesforce, AWS services, and frontend frameworks like React and Angular. I am passionate about modular design, data integrity, and cross-team collaboration to ensure seamless end-to-end delivery across multi-layer enterprise ecosystems.…I am a results-driven Senior Java Developer with 10+ years of experience building large-scale enterprise applications across Healthcare, Finance, Retail, Telecom, and Travel. Proficient in Java/J2EE, Spring Boot, microservices, RESTful APIs, and cloud platforms, I design scalable, secure architectures and drive CI/CD automation with Docker, Kubernetes, and Jenkins. I thrive in Agile environments, mentor peers, and deliver robust solutions that align with complex business needs. Throughout my career I have modernized legacy systems, implemented event-driven architectures with Kafka and messaging queues, and integrated with Salesforce, AWS services, and frontend frameworks like React and Angular. I am passionate about modular design, data integrity, and cross-team collaboration to ensure seamless end-to-end delivery across multi-layer enterprise ecosystems.

Available to hire

I am a results-driven Senior Java Developer with 10+ years of experience building large-scale enterprise applications across Healthcare, Finance, Retail, Telecom, and Travel. Proficient in Java/J2EE, Spring Boot, microservices, RESTful APIs, and cloud platforms, I design scalable, secure architectures and drive CI/CD automation with Docker, Kubernetes, and Jenkins. I thrive in Agile environments, mentor peers, and deliver robust solutions that align with complex business needs.

Throughout my career I have modernized legacy systems, implemented event-driven architectures with Kafka and messaging queues, and integrated with Salesforce, AWS services, and frontend frameworks like React and Angular. I am passionate about modular design, data integrity, and cross-team collaboration to ensure seamless end-to-end delivery across multi-layer enterprise ecosystems.

Skills

Experience Level

Expert

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Expert

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Expert

Work Experience

Senior Java Developer at ASCO (American Society of Clinical Oncology)

January 1, 2023 - Present

Designed and developed Spring Boot–based microservices in Java 17 for clinical data ingestion, transformation, and real-time synchronization across healthcare systems following FHIR interoperability standards. Implemented authentication and authorization using OAuth2.0 and JWT-based SSO across healthcare systems. Managed data persistence with AWS RDS (PostgreSQL) and DynamoDB, including audit logging and encryption-at-rest for HIPAA compliance. Integrated AWS SNS/SQS for asynchronous event handling to improve fault tolerance and reduce latency between microservices. Built a clinical data dashboard with Angular 16 and a research portal with React/Redux; created React Native components for clinicians. Orchestrated CI/CD pipelines with Jenkins and AWS CodePipeline; containerized applications with Docker and deployed on Amazon EKS for scalable rolling updates. Integrated Salesforce API endpoints for research onboarding and identity federation; implemented AWS Cognito for identity managem

Java Developer at FIS Global

April 1, 2020 - December 1, 2022

Developed Spring Boot microservices to process and authorize card transactions in real time, ensuring PCI-DSS compliance. Containerized services with AWS ECS/Fargate and load balancing; implemented Kafka event streams for asynchronous communication between authorization, fraud detection, and settlement services, supporting millions of daily transactions. Implemented OAuth2.0/JWT-based SSO between internal systems and customer portals; built Node.js middleware to connect partner APIs with microservices. Implemented RDS PostgreSQL and DynamoDB for hybrid persistence; used AWS CloudWatch, X-Ray, and KMS for monitoring, tracing, and encryption. Built React Native mobile apps for internal fraud monitoring; integrated with secure RESTful APIs. Automated CI/CD pipelines with Jenkins and AWS CodePipeline; introduced static code analysis and container scanning; ensured zero-downtime deployments. Integrated Salesforce APIs for client onboarding and identity fusion; supported multi-environment lo

Java Developer at Lowe’s Companies Inc.

November 1, 2017 - March 1, 2020

Designed Spring Boot microservices in Java 8 for omnichannel inventory synchronization, stock management, and order fulfillment across online and in-store channels and warehouses. Exposed RESTful APIs secured with JWT and OAuth2; implemented real-time updates for product availability and order status. Built React Native and Angular interfaces for store associates; integrated with backend microservices for in-store lookup, order tracking, and loyalty data via secure APIs. Integrated Salesforce CRM APIs for syncing customer loyalty profiles and authentication tokens across web and mobile apps. Implemented AWS SQS/SNS for asynchronous messaging between order, billing, and logistics services; deployed on AWS ECS Fargate with Elastic Load Balancer; automated deployments via CodePipeline. Used Lambda for serverless data synchronization; designed PostgreSQL and DynamoDB schemas for hybrid data storage. Monitored with CloudWatch; Cognito-based SSO; S3-based data archival policies. Created Node

Software Developer at Windstream Communications

May 1, 2015 - October 1, 2017

Enhanced telecom provisioning and billing platform by migrating select modules to AWS and building Spring Boot microservices for provisioning workflows, service activation, and reconciliation. Decoupled requests with AWS SQS; implemented Lambda-based scheduled jobs for data reconciliation and status synchronization. Migrated critical databases to AWS RDS (Oracle) with pooling and performance tuning. Built AngularJS dashboards for ops teams and a React-based monitoring tool for supervisors with live CloudWatch feeds. Automated deployment pipelines with Jenkins and AWS CodePipeline; managed secrets with Parameter Store; migrated cron-based processes to serverless workflows to improve maintainability. Secured interfaces with OAuth2/JWT and ensured HIPAA-aligned data handling.

Associate Java Developer at Amadeus IT Group

July 1, 2013 - April 1, 2015

Worked on flight reservation, ticketing modules, and itinerary updates; supported creation of RESTful APIs to integrate airline inventory, customer bookings, and partner systems, ensuring data consistency and performance. Assisted in configuring AWS EC2 instances for pilot migration phases and S3 for logs and archives with lifecycle management. Contributed to AngularJS UI components for flight search and booking screens; developed Node.js utilities for transforming XML booking responses to JSON; performed SQL tuning for large flight transaction datasets to ensure data integrity and performance.