{"schemaVersion":"jobsearcher.job.v1","id":"0cc33ef300cafbcb5d3fda51","url":"https://jobsearcher.com/jobs/0cc33ef300cafbcb5d3fda51","canonicalUrl":"https://jobsearcher.com/jobs/0cc33ef300cafbcb5d3fda51","title":"Senior Java Full Stack Engineer with AWS (Backend Focus)","description":"Senior Full Stack Engineer – Java / AWS (Backend Focus)Location: Rockville, MD or McLean, VA — Hybrid Duration: 6+ months, with potential extension Pay Rate: $50/hr-$55/hour on W2 Experience: 7–8+ years of software development experience Interview Process: Technical assessment and onsite interviewEligibility: Candidates must be local to DC, Virginia, or Maryland and available for the assessment and onsite interview.Role OverviewClient is seeking a hands-on Senior Full Stack Engineer to build a new application from the ground up within a fully serverless AWS architecture. The role primarily focuses on backend development, API and system integrations, and scalable processing of high transaction volumes and large datasets. Front-end expertise is not a priority.Key ResponsibilitiesDevelop backend services using Java and Spring Boot.Build and integrate serverless components on AWS, including Lambda functions using Python and/or TypeScript.Develop REST APIs and integrate applications and services across the broader enterprise ecosystem.Design and optimize SQL queries and database interactions for large-scale data processing.Implement asynchronous messaging and event-driven workflows.Build scalable, reliable services that support high transaction volumes.Collaborate with technical leads and architects on application design and implementation.Troubleshoot performance issues and improve backend reliability and throughput.Required Qualifications7–8+ years of software development experience with strong hands-on backend expertise.Strong proficiency in Java and Spring Boot.Hands-on experience with AWS infrastructure and serverless architecture.Experience with AWS Lambda and working knowledge of Python and/or TypeScript.Strong SQL and database development skills.Experience developing REST APIs and integrating enterprise applications and services.Experience with messaging systems and asynchronous, event-driven communication.Experience building scalable systems that handle high transaction volumes or large datasets.Strong Java developers who can quickly ramp up on Python and/or TypeScript will be considered. Deep expertise in these languages is not required.","company":"Interon It Solutions","rawCompany":"interon it solutions","city":"McLean","state":"VA","isRemote":false,"isActive":false,"createdAt":"2026-10-19T10:10:51.880Z","occupations":[{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"code":"15-1254.00","title":"Web Developers","slug":"web-developers"},{"code":"15-1299.08","title":"Computer Systems Engineers/Architects","slug":"computer-systems-engineers-architects"}],"industries":[{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"},{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"},{"code":"513210","title":"Software Publishers","slug":"software-publishers"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Senior Java Full Stack Engineer with AWS (Backend Focus)","description":"Senior Full Stack Engineer – Java / AWS (Backend Focus)Location: Rockville, MD or McLean, VA — Hybrid Duration: 6+ months, with potential extension Pay Rate: $50/hr-$55/hour on W2 Experience: 7–8+ years of software development experience Interview Process: Technical assessment and onsite interviewEligibility: Candidates must be local to DC, Virginia, or Maryland and available for the assessment and onsite interview.Role OverviewClient is seeking a hands-on Senior Full Stack Engineer to build a new application from the ground up within a fully serverless AWS architecture. The role primarily focuses on backend development, API and system integrations, and scalable processing of high transaction volumes and large datasets. Front-end expertise is not a priority.Key ResponsibilitiesDevelop backend services using Java and Spring Boot.Build and integrate serverless components on AWS, including Lambda functions using Python and/or TypeScript.Develop REST APIs and integrate applications and services across the broader enterprise ecosystem.Design and optimize SQL queries and database interactions for large-scale data processing.Implement asynchronous messaging and event-driven workflows.Build scalable, reliable services that support high transaction volumes.Collaborate with technical leads and architects on application design and implementation.Troubleshoot performance issues and improve backend reliability and throughput.Required Qualifications7–8+ years of software development experience with strong hands-on backend expertise.Strong proficiency in Java and Spring Boot.Hands-on experience with AWS infrastructure and serverless architecture.Experience with AWS Lambda and working knowledge of Python and/or TypeScript.Strong SQL and database development skills.Experience developing REST APIs and integrating enterprise applications and services.Experience with messaging systems and asynchronous, event-driven communication.Experience building scalable systems that handle high transaction volumes or large datasets.Strong Java developers who can quickly ramp up on Python and/or TypeScript will be considered. Deep expertise in these languages is not required.","datePosted":"2026-10-19T10:10:51.880Z","dateModified":"2026-10-19T10:10:51.880Z","hiringOrganization":{"@type":"Organization","name":"Interon It Solutions","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"McLean","addressRegion":"VA","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"0cc33ef300cafbcb5d3fda51"},"url":"https://jobsearcher.com/jobs/0cc33ef300cafbcb5d3fda51"}}