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[Remote] Senior Full Stack Developer

Remote, USA Full-time Posted 2026-06-16

Note: The job is a remote job and is open to candidates in USA. Karsun Solutions is seeking a Senior Full Stack Developer who will be responsible for the entire software development lifecycle of assigned software components. This role involves developing applications, designing microservices, and collaborating within a SAFe Agile framework.


Responsibilities

  • Develop, test, and deploy full-stack applications, including dashboards, process automation tools, and interface applications, using Java, JEE, Spring/Spring Boot, Angular and other relevant technologies
  • Design, develop, and maintain API microservices that are scalable, resilient, and secure
  • Hands-on role with extensive involvement in the full development lifecycle, including design, development, unit testing, implementation, maintenance and enhancement of applications
  • Collaborate effectively with other developers, testers, and stakeholders within a SAFe Agile environment
  • Identify and implement opportunities to improve system performance, reliability, and security
  • Drive the migration of ASSIST monolith applications to the latest microservices architecture
  • Conduct thorough code peer reviews and make sure developers are following the Java coding standards and best practices

Skills

  • Bachelor's degree in Computer Science or a related field
  • 8-10 years of experience in full-stack development using Java/JEE
  • Strong proficiency in Java, JEE and related technologies, including Spring/Spring Boot and Angular frameworks
  • Experience with API microservices development and JOOQ ORM, integrating ESRI ArcGIS geospatial APIs
  • Hands-on experience with Docker, Apache Maven, JBoss Enterprise Application Platforms and cloud-native application hosting
  • Solid understanding of responsive design principles and implementation
  • Expert Proficiency and hands on experience with UI frameworks such as Angular, Bootstrap, jQuery, and DataTables
  • Experience with Java Persistence API(JPA) and Hibernate ORMs
  • Experience with Atlassian Application Lifecycle Management tools (JIRA/Confluence)
  • Experience with AI Prompt Templates, Prompt engineering and applying them to developer AI tools such as Github CoPilot
  • Availability during core business hours of 9:00 AM - 5:00 PM EST
  • Ability to obtain and maintain a Public Trust clearance

Company Overview

  • Karsun Solutions LLC specializes in Enterprise Modernization and Transformation solutions for the Federal Government. It was founded in 2009, and is headquartered in Herndon, Virginia, USA, with a workforce of 201-500 employees. Its website is http://www.karsun-llc.com/.

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