
Senior Full Stack Developer
Karsun Solutions LLC
Herndon, VA • 11m ago • On-site
Senior
On-site
130,000 - 150,000 USD/yr
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Potential salary for Senior Full Stack Developer role
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$130,000 – $150,000/year
Quick Facts
Role: Senior Full Stack Developer
Scope: Hands-on full stack technical leadership, mentoring, and engineering best practices
Clearance: Ability to obtain and maintain a Public Trust security clearance
Work schedule: Available during core business hours (9:00 AM–5:00 PM Eastern Time)
Description
The Senior Full Stack Developer provides hands-on technical leadership for the design, development, testing, deployment, maintenance, and enhancement of software applications and components. The role includes mentoring developers, conducting code reviews, and supporting architecture and modernization efforts while driving best practices across the team. You will also drive adoption of AI-assisted development tools and prompt engineering to improve productivity and delivery efficiency.
Responsibilities
Provide hands-on full stack development across the application lifecycle (design, development, testing, implementation, maintenance, enhancement)
Develop, enhance, and maintain APIs, microservices, user interfaces, and backend services
Promote continuous integration, automated testing, and frequent release practices for Agile delivery
Conduct peer code reviews and ensure adherence to Java coding standards and secure coding practices
Drive adoption of AI-assisted development tools, prompt templates, and engineering practices
Requirements
Bachelor’s degree and typically 8–10 years of related software development experience
Strong proficiency in Java, JEE, Spring, Spring Boot, and related enterprise technologies
Proven experience with RESTful APIs and microservices
Strong front-end proficiency with JavaScript, TypeScript, Angular, Node.js (plus related libraries/frameworks)
Experience with JPA, Hibernate ORM, relational database design, and SQL
Experience integrating USWDS-compliant components into Angular-based applications (including component libraries or Storybook)
Experience using AI-assisted development tools such as GitHub Copilot and GitHub Copilot Chat
Experience with prompt engineering, prompt templates, and effective use of AI tools in the software development lifecycle
Ability to evaluate and validate AI-generated code for correctness, maintainability, security, and standards alignment
Availability during 9:00 AM–5:00 PM Eastern Time
Ability to obtain and maintain a Public Trust clearance
U.S. work authorization
Benefits
Salary range: $130,000 to $150,000 USD
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