PostgreSQL)

Koniag Government Services•Washington, DC

11h•Onsite

About The Position

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.

Requirements

Bachelor's degree in Computer Science, Information Systems, Engineering, or related field or equivalent experience with High School Diploma
6+ years of software development experience
Strong experience developing applications using C# and .NET
Strong experience developing modern user interfaces using React
Experience with PostgreSQL, Oracle or other enterprise relational databases
Experience developing REST APIs and service-oriented architectures
Experience using Git and modern source control practices
Experience working within Agile/Scrum teams
Strong written and verbal communication skills
Active TS/SCI clearance required
U.S. Citizenship required

Nice To Haves

Experience supporting federal government customers
Experience with Oracle Database
Experience with CI/CD tools and DevSecOps practices
Experience implementing role-based security models
Experience with enterprise workflow or case management systems
Experience with document management, records management, FOIA, or related business processes

Responsibilities

Design, develop, test, and maintain enterprise web applications using React and .NET
Develop RESTful APIs and backend services
Design and implement PostgreSQL database structures, queries, and data access layers
Participate in Agile ceremonies including sprint planning, daily standups, backlog grooming, and retrospectives
Collaborate with Business Analysts, Product Owners, Architects, Test Engineers, and DevSecOps personnel
Develop and maintain automated unit, integration, and regression tests
Support CI/CD pipeline implementation and deployment automation
Participate in code reviews and contribute to software quality initiatives
Troubleshoot and resolve software defects and performance issues
Create technical documentation and support system demonstrations