Java fullstack developer

Senior Java fullstack developerMclean, VA - Inperson InterviewFulltime - Need only independent VISA HoldersJob DescriptionNeed 12 - 20 years of experienceJob SummaryMust Have Technical/Functional SkillsWe are looking for senior Java FS developer who has strong hands-on experience on JAVA Spring boot & AWS.Key ResponsibilitiesTechnically strong in Java FS preferably with AWS KiroDesign, build, and own high-throughput Java/Spring Boot microservicesLead Spring Batch job development for end-to-end pipelinesDevelop secure REST integrations with external/internal systems, including OAuth2 client-credentials token flow, API retries, timeout strategies, and observability-friendly loggingBuild file/API-to-database synchronization processesDrive production readinessCollaborate with cross-functional teams (QA, DevOps, Product, Data)Mentor engineers through code reviews, architecture guidance, and engineering standardsRoles & Responsibilities12 + years experienced Local Java full stack resource, with Design, build, and own high-throughput Java/Spring Boot microservices for inbound data processing and enterprise integration workflows.Must Have Technical, Functional Skills, Design, develop, and deploy web applications using AWS services such as EC2, S3, Lambda, and DynamoDBDevelop and maintain serverless architectures using AWS services such as API Gateway, CloudFormation, and CloudWatchCreate and maintain automated deployment pipelines using AWS CodePipeline and CodeBuildDesign and develop RESTful APIs using AWS API Gateway and LambdaDevelop and maintain automated testing frameworks using AWS services such as CodeBuild and CodeDeployDesign and develop cloud-native applications using AWS services such as ECS, EKS, and FargateDevelop and maintain cloud infrastructure using AWS services such as CloudFormation and CloudWatchMonitor and troubleshoot application performance using AWS services such as CloudWatch and X-RayDevelop and maintain security best practices for AWS services such as IAM, KMS, and CloudTrailDevelop and maintain CICD pipelines using AWS services such as CodePipeline and CodeBuildDesign and develop serverless applications using AWS services such as Lambda and Step FunctionsDevelop and maintain automated backup and disaster recovery solutions using AWS services such as EBS and S3RolesResponsibilitiesDesign, develop, and deploy web applications using AWS services such as EC2, S3, Lambda, and DynamoDBDevelop and maintain serverless architectures using AWS services such as API Gateway, CloudFormation, and CloudWatchCreate and maintain automated deployment pipelines using AWS CodePipeline and CodeBuildDesign and develop RESTful APIs using AWS API Gateway and LambdaDevelop and maintain automated testing frameworks using AWS services such as CodeBuild and CodeDeployDesign and develop cloud-native applications using AWS services such as ECS, EKS, and FargateDevelop and maintain cloud infrastructure using AWS services such as CloudFormation and CloudWatchMonitor and troubleshoot application performance using AWS services such as CloudWatch and X-RayDevelop and mai ntain security best practices for AWS services such as IAM, KMS, and CloudTrailDevelop and maintain CICD pipelines using AWS services such as CodePipeline and CodeBuildDesign and develop serverless applications using AWS services such as Lambda and Step FunctionsDevelop and maintain automated backup and disaster recovery solutions using AWS services such as EBS and S3Must-have Skills10+ years of hands-on Java development with strong OOP, collections/concurrency basics, and clean code principles.Deep expertise in Spring Boot including job/step configuration, readers/processors/writers, chunking, partitioning, and recovery strategies.Strong experience building and consuming RESTful APIs with Spring (Web/WebFlux), including resilient integrations and secure service-to-service communication.Proven SQL and PostgreSQL proficiency: complex queries, indexing fundamentals, transaction handling, and performance tuning for ETL-style workloads.Experience with Spring Data JPA and JDBC Template for both ORM and query-driven data access patterns.