{"schemaVersion":"jobsearcher.job.v1","id":"e623e015e8e1ed59df336c39","url":"https://jobsearcher.com/jobs/e623e015e8e1ed59df336c39","canonicalUrl":"https://jobsearcher.com/jobs/e623e015e8e1ed59df336c39","title":"Java Developer","description":"DataStaff Inc. is seeking a Java Developer for a long-term contract opportunity with one of our direct clients located in Raleigh, NC.*This position is remoteJob Description:This position provides advanced Java development support for the Environmental Protection Agency's (EPA) Safe Drinking Water Information System (SDWIS) and the ongoing migration to the Drinking Water State-Federal-Tribal Information Exchange System (DW-SFITES). The Java Developer will serve as a key technical contributor responsible for operational support of the existing SDWIS application while advancing development and integration work required for the transition to DW-SFITES.Responsibilities: Provide day-to-day operational support for the SDWIS application, including troubleshooting, defect resolution, and performance monitoring.Support and contribute to the technical migration effort from SDWIS to DW-SFITES, including data conversion, application redevelopment, and system integration activities.Design, develop, modify, and maintain Java-based application code in accordance with EPA standards and project requirements.Develop, consume, and modify APIs to support integration between SDWIS, DW-SFITES, and related external systems.Write, optimize, and troubleshoot advanced Oracle database queries, procedures, and data structures supporting application functionality.Collaborate with project stakeholders, technical leads, and EPA personnel to ensure continuity of operations and successful delivery of migration milestones.Document technical processes, system changes, and development activities to support knowledge transfer and continuity.Troubleshoot and resolve complex technical issues across the application stack, applying strong analytical and problem-solving skills.Knowledge, Skills and Abilities:Advanced Java development skills, with demonstrated experience building and maintaining enterprise-level applications.Advanced Oracle database skills, including query development, optimization, and data management.Experience with API utilization, creation, and modification to support system integration.Experience using AI-assisted development tools (e.g., GitHub Copilot, ChatGPT, Claude) to support and accelerate development activities.Experience with dashboard development using tools such as Power BI or Tableau.Excellent written and oral communication skills.Strong troubleshooting and analytical skills.Required Skills:5 Years - Proven experience designing, building, and maintaining enterprise-level Java applications5 Years - Expertise in complex query development, performance tuning, and data structure design5 Years - Experience creating, consuming, and modifying APIs to support system-to-system integration5 Years - Experience migrating legacy applications to new platforms, including data conversion and system cutover planning5 Years - Ability to work across requirements, design, development, testing, and deployment phases5 Years - Experience providing operational support for live systems, including defect diagnosis and resolution under time constraintsThis opportunity is available on a corp-to-corp basis or as a W2 position with a competitive benefits package. DataStaff, Inc. offers medical, dental, and vision coverage options as well as paid vacation, sick, and holiday leave. As many of our opportunities are long-term, we also have a 401k program available for employees after 6 months.","company":"Datastaff","rawCompany":"datastaff","city":"Long Beach Twp","state":"NJ","isRemote":false,"isActive":false,"createdAt":"2026-10-11T07:32:33.863Z","occupations":[{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"code":"15-1251.00","title":"Computer Programmers","slug":"computer-programmers"},{"code":"15-1243.01","title":"Data Warehousing Specialists","slug":"data-warehousing-specialists"}],"industries":[{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"},{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"},{"code":"513210","title":"Software Publishers","slug":"software-publishers"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Java Developer","description":"DataStaff Inc. is seeking a Java Developer for a long-term contract opportunity with one of our direct clients located in Raleigh, NC.*This position is remoteJob Description:This position provides advanced Java development support for the Environmental Protection Agency's (EPA) Safe Drinking Water Information System (SDWIS) and the ongoing migration to the Drinking Water State-Federal-Tribal Information Exchange System (DW-SFITES). The Java Developer will serve as a key technical contributor responsible for operational support of the existing SDWIS application while advancing development and integration work required for the transition to DW-SFITES.Responsibilities: Provide day-to-day operational support for the SDWIS application, including troubleshooting, defect resolution, and performance monitoring.Support and contribute to the technical migration effort from SDWIS to DW-SFITES, including data conversion, application redevelopment, and system integration activities.Design, develop, modify, and maintain Java-based application code in accordance with EPA standards and project requirements.Develop, consume, and modify APIs to support integration between SDWIS, DW-SFITES, and related external systems.Write, optimize, and troubleshoot advanced Oracle database queries, procedures, and data structures supporting application functionality.Collaborate with project stakeholders, technical leads, and EPA personnel to ensure continuity of operations and successful delivery of migration milestones.Document technical processes, system changes, and development activities to support knowledge transfer and continuity.Troubleshoot and resolve complex technical issues across the application stack, applying strong analytical and problem-solving skills.Knowledge, Skills and Abilities:Advanced Java development skills, with demonstrated experience building and maintaining enterprise-level applications.Advanced Oracle database skills, including query development, optimization, and data management.Experience with API utilization, creation, and modification to support system integration.Experience using AI-assisted development tools (e.g., GitHub Copilot, ChatGPT, Claude) to support and accelerate development activities.Experience with dashboard development using tools such as Power BI or Tableau.Excellent written and oral communication skills.Strong troubleshooting and analytical skills.Required Skills:5 Years - Proven experience designing, building, and maintaining enterprise-level Java applications5 Years - Expertise in complex query development, performance tuning, and data structure design5 Years - Experience creating, consuming, and modifying APIs to support system-to-system integration5 Years - Experience migrating legacy applications to new platforms, including data conversion and system cutover planning5 Years - Ability to work across requirements, design, development, testing, and deployment phases5 Years - Experience providing operational support for live systems, including defect diagnosis and resolution under time constraintsThis opportunity is available on a corp-to-corp basis or as a W2 position with a competitive benefits package. DataStaff, Inc. offers medical, dental, and vision coverage options as well as paid vacation, sick, and holiday leave. As many of our opportunities are long-term, we also have a 401k program available for employees after 6 months.","datePosted":"2026-10-11T07:32:33.863Z","dateModified":"2026-10-11T07:32:33.863Z","hiringOrganization":{"@type":"Organization","name":"Datastaff","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Long Beach Twp","addressRegion":"NJ","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"e623e015e8e1ed59df336c39"},"url":"https://jobsearcher.com/jobs/e623e015e8e1ed59df336c39"}}