{"schemaVersion":"jobsearcher.job.v1","id":"5d0a7a1f94b904ea168c330a","url":"https://jobsearcher.com/jobs/5d0a7a1f94b904ea168c330a","canonicalUrl":"https://jobsearcher.com/jobs/5d0a7a1f94b904ea168c330a","title":"Full Stack Software Engineer (.NET / React / PostgreSQL)","description":"Koniag IT Systems, LLC, a Koniag Government Services company, is seeking experienced Full Stack Software Engineer (.NET / React / PostgreSQL) with a TS/SCI security clearance to support KITS and our government customer in Washington, DC.The selected candidates will join an Agile development team responsible for modernizing mission-critical federal applications supporting records management, document review, FOIA workflows, case management, and electronic records processing. The team is developing a modern enterprise platform utilizing React, .NET and PostgreSQL stack.This is an opportunity to work on a high-visibility federal modernization effort and help replace legacy systems with scalable, modern architecture.Essential Functions, Responsibilities & Duties may include, but are not limited to:Design, develop, test, and maintain enterprise web applications using React and .NETDevelop RESTful APIs and backend servicesDesign and implement PostgreSQL database structures, queries, and data access layersParticipate in Agile ceremonies including sprint planning, daily standups, backlog grooming, and retrospectivesCollaborate with Business Analysts, Product Owners, Architects, Test Engineers, and DevSecOps personnelDevelop and maintain automated unit, integration, and regression testsSupport CI/CD pipeline implementation and deployment automationParticipate in code reviews and contribute to software quality initiativesTroubleshoot and resolve software defects and performance issuesCreate technical documentation and support system demonstrationsRequired QualificationsBachelor's degree in Computer Science, Information Systems, Engineering, or related field or equivalent experience with High School Diploma6+ years of software development experienceStrong experience developing applications using C# and .NETStrong experience developing modern user interfaces using ReactExperience with PostgreSQL, Oracle or other enterprise relational databasesExperience developing REST APIs and service-oriented architecturesExperience using Git and modern source control practicesExperience working within Agile/Scrum teamsStrong written and verbal communication skillsActive TS/SCI clearance requiredU.S. Citizenship requiredPreferred QualificationsExperience supporting federal government customersExperience with Oracle DatabaseExperience with CI/CD tools and DevSecOps practicesExperience implementing role-based security modelsExperience with enterprise workflow or case management systemsExperience with document management, records management, FOIA, or related business processesClearance RequirementExisting TS/SC clearanceDesired Technical SkillsReactTypeScriptC#.NET 8+PostgreSQLREST APIsGitHubGitHub ActionsDockerAgile / ScrumAutomated TestingDevSecOpsOur Equal Employment Opportunity PolicyThe company is an equal opportunity employer. The company shall not discriminate against any employee or applicant because of race, color, religion, creed, ethnicity, sex, sexual orientation, gender or gender identity (except where gender is a bona fide occupational qualification), national origin or ancestry, age, disability, citizenship, military/veteran status, marital status, genetic information or any other characteristic protected by applicable federal, state, or local law. We are committed to equal employment opportunity in all decisions related to employment, promotion, wages, benefits, and all other privileges, terms, and conditions of employment.The company is dedicated to seeking all qualified applicants. If you require an accommodation to navigate or apply for a position on our website, please get in touch with Heaven Wood via e-mail at accommodations@koniag-gs.com or by calling 703-488-9377 to request accommodations.Koniag Government Services (KGS) is an Alaska Native Owned corporation supporting the values and traditions of our native communities through an agile employee and corporate culture that delivers Enterprise Solutions, Professional Services and Operational Management to Federal Government Agencies. As a wholly owned subsidiary of Koniag, we apply our proven commercial solutions to a deep knowledge of Defense and Civilian missions to provide forward leaning technical, professional, and operational solutions. KGS enables successful mission outcomes for our customers through solution-oriented business partnerships and a commitment to exceptional service delivery. We ensure long-term success with a continuous improvement approach while balancing the collective interests of our customers, employees, and native communities. For more information, please visit www.koniag-gs.com.Equal Opportunity Employer/Veterans/Disabled. Shareholder Preference in accordance with Public Law 88-352","company":"Koniag Government Services","rawCompany":"koniag government services","city":"Washington","state":"DC","isRemote":false,"isActive":false,"createdAt":"2026-06-18T09:45:45.624Z","occupations":[{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"code":"15-1299.08","title":"Computer Systems Engineers/Architects","slug":"computer-systems-engineers-architects"},{"code":"15-1211.00","title":"Computer Systems Analysts","slug":"computer-systems-analysts"}],"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":"Full Stack Software Engineer (.NET / React / PostgreSQL)","description":"Koniag IT Systems, LLC, a Koniag Government Services company, is seeking experienced Full Stack Software Engineer (.NET / React / PostgreSQL) with a TS/SCI security clearance to support KITS and our government customer in Washington, DC.The selected candidates will join an Agile development team responsible for modernizing mission-critical federal applications supporting records management, document review, FOIA workflows, case management, and electronic records processing. The team is developing a modern enterprise platform utilizing React, .NET and PostgreSQL stack.This is an opportunity to work on a high-visibility federal modernization effort and help replace legacy systems with scalable, modern architecture.Essential Functions, Responsibilities & Duties may include, but are not limited to:Design, develop, test, and maintain enterprise web applications using React and .NETDevelop RESTful APIs and backend servicesDesign and implement PostgreSQL database structures, queries, and data access layersParticipate in Agile ceremonies including sprint planning, daily standups, backlog grooming, and retrospectivesCollaborate with Business Analysts, Product Owners, Architects, Test Engineers, and DevSecOps personnelDevelop and maintain automated unit, integration, and regression testsSupport CI/CD pipeline implementation and deployment automationParticipate in code reviews and contribute to software quality initiativesTroubleshoot and resolve software defects and performance issuesCreate technical documentation and support system demonstrationsRequired QualificationsBachelor's degree in Computer Science, Information Systems, Engineering, or related field or equivalent experience with High School Diploma6+ years of software development experienceStrong experience developing applications using C# and .NETStrong experience developing modern user interfaces using ReactExperience with PostgreSQL, Oracle or other enterprise relational databasesExperience developing REST APIs and service-oriented architecturesExperience using Git and modern source control practicesExperience working within Agile/Scrum teamsStrong written and verbal communication skillsActive TS/SCI clearance requiredU.S. Citizenship requiredPreferred QualificationsExperience supporting federal government customersExperience with Oracle DatabaseExperience with CI/CD tools and DevSecOps practicesExperience implementing role-based security modelsExperience with enterprise workflow or case management systemsExperience with document management, records management, FOIA, or related business processesClearance RequirementExisting TS/SC clearanceDesired Technical SkillsReactTypeScriptC#.NET 8+PostgreSQLREST APIsGitHubGitHub ActionsDockerAgile / ScrumAutomated TestingDevSecOpsOur Equal Employment Opportunity PolicyThe company is an equal opportunity employer. The company shall not discriminate against any employee or applicant because of race, color, religion, creed, ethnicity, sex, sexual orientation, gender or gender identity (except where gender is a bona fide occupational qualification), national origin or ancestry, age, disability, citizenship, military/veteran status, marital status, genetic information or any other characteristic protected by applicable federal, state, or local law. We are committed to equal employment opportunity in all decisions related to employment, promotion, wages, benefits, and all other privileges, terms, and conditions of employment.The company is dedicated to seeking all qualified applicants. If you require an accommodation to navigate or apply for a position on our website, please get in touch with Heaven Wood via e-mail at accommodations@koniag-gs.com or by calling 703-488-9377 to request accommodations.Koniag Government Services (KGS) is an Alaska Native Owned corporation supporting the values and traditions of our native communities through an agile employee and corporate culture that delivers Enterprise Solutions, Professional Services and Operational Management to Federal Government Agencies. As a wholly owned subsidiary of Koniag, we apply our proven commercial solutions to a deep knowledge of Defense and Civilian missions to provide forward leaning technical, professional, and operational solutions. KGS enables successful mission outcomes for our customers through solution-oriented business partnerships and a commitment to exceptional service delivery. We ensure long-term success with a continuous improvement approach while balancing the collective interests of our customers, employees, and native communities. For more information, please visit www.koniag-gs.com.Equal Opportunity Employer/Veterans/Disabled. Shareholder Preference in accordance with Public Law 88-352","datePosted":"2026-06-18T09:45:45.624Z","dateModified":"2026-06-18T09:45:45.624Z","hiringOrganization":{"@type":"Organization","name":"Koniag Government Services","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Washington","addressRegion":"DC","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"5d0a7a1f94b904ea168c330a"},"url":"https://jobsearcher.com/jobs/5d0a7a1f94b904ea168c330a"}}