Fullstack Developer
System One Holdings, LLC
Full Stack Developer
Location: New Carrollton, Maryland
Work Arrangement: Onsite or remote options may be available, subject to client confirmation and project requirements
Employment Type: Contract to Hire We are seeking a Full Stack Developer to support a federal technology program. This position requires strong hands-on experience developing Java based backend services and modern React applications. Candidates must have an active IRS MBI clearance and current Government Furnished Equipment, or GFE.
Required Qualifications
• Bachelor's degree in progress or completed, with at least two years of relevant professional experience • Active IRS MBI clearance • Current IRS Government Furnished Equipment, or GFE • Strong Java development experience, including knowledge of object oriented design principles and Java design patterns • Hands-on experience with Spring Boot, Spring MVC, and Spring Data JPA • Frontend development experience using JavaScript, TypeScript, and React • Experience developing responsive web interfaces with HTML and CSS • Experience designing and developing APIs that support communication between frontend and backend systems • Experience working with cloud platforms, preferably AWS • Familiarity with containerization and orchestration technologies such as Docker, Kubernetes, Amazon EKS, or OpenShift • Experience with DevOps and software delivery tools such as Jenkins, SonarQube, AppScan, Nexus IQ, GitHub, or GitHub Actions • Experience working in an Agile development environment • Strong written and verbal communication skills, including the ability to work with client stakeholders across technical and organizational levels
Preferred Qualifications
• Experience documenting APIs with Swagger or OpenAPI • Experience with Node.js or Python • Previous experience supporting IRS or other federal technology programs
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