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USSS - Sr. Application Developer (JavaScript/React)
USSS - Sr. Application Developer (JavaScript/React)cFocus Software Incorporated • Washington, DC, US
USSS - Sr. Application Developer (JavaScript / React)

USSS - Sr. Application Developer (JavaScript / React)

cFocus Software Incorporated • Washington, DC, US
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cFocus Software seeks a Sr.

Application Developer (JavaScript / React) to join our program supporting the United States Secret Services (USSS).

This position is remote.

This position requires the ability a Public Trust clearance.

Qualifications :

  • Bachelor’s degree in Computer Science, Software Engineering, Information Systems, or related field (or equivalent experience).
  • Minimum of 10 years of experience in application development, with strong emphasis on JavaScript and React.
  • Demonstrated experience developing enterprise-scale web applications.
  • Hands-on experience integrating with GIS platforms such as ESRI ArcGIS Enterprise and REST services.
  • Strong knowledge of HTML5, CSS3, JavaScript (ES6+), and modern front-end frameworks.
  • Experience with API integration, asynchronous programming, and state management.
  • Experience working in Agile / Scrum development environments.
  • Familiarity with federal cybersecurity requirements, secure coding, and vulnerability remediation.
  • Ability to obtain and maintain a DHS Tier 4a Background Investigation.

Duties :

  • Design, develop, and maintain secure, scalable web applications using JavaScript, React, and modern front-end frameworks.
  • Develop user-facing GIS applications and dashboards that integrate with ArcGIS Enterprise, ArcGIS REST APIs, and geospatial services.
  • Collaborate with GIS architects, system engineers, and back-end developers to implement end-to-end solutions.
  • Develop reusable UI components and application frameworks following best practices.
  • Ensure applications meet performance, scalability, and availability requirements.
  • Implement secure coding practices aligned with DHS and USSS cybersecurity requirements.
  • Support SELC activities including requirements analysis, design reviews, testing, deployment, operations, and disposition.
  • Participate in Agile development activities including sprint planning, daily standups, demos, and retrospectives.
  • Develop and maintain technical documentation, code repositories, and configuration artifacts.
  • Integrate applications with CI / CD pipelines and automated testing frameworks.
  • Support application security testing, vulnerability remediation, and code reviews.
  • Ensure Section 508 accessibility compliance for all developed applications.
  • Provide Tier 3 support for application issues, incident response, and system enhancements.
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