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PHP/JavaScript Engineer

  • Chantilly, Virginia
Location: Chantilly, VA (Onsite)
Salary: $165,000–$185,000
Clearance: Active TS/SCI with CI Polygraph or FSP is required to start 

Position Overview

We are seeking an experienced PHP/JavaScript Developer to design, develop, and maintain web-based applications supporting mission-critical government systems.

The ideal candidate will have a strong background in PHP, JavaScript, MySQL, and full stack web development, with experience building and enhancing applications across the user interface, middleware, backend services, and APIs.

This is a hands-on development opportunity for someone who enjoys solving technical challenges, improving existing applications, and delivering scalable, reliable software solutions in a collaborative environment.

Key Responsibilities

  • Design, develop, test, deploy, and maintain web-based applications using PHP and JavaScript.

  • Develop and enhance full stack solutions across user interfaces, middleware, backend services, and APIs.

  • Build, maintain, and optimize database-driven applications using MySQL.

  • Develop and integrate web services and APIs to support application functionality and system interoperability.

  • Maintain and modernize existing websites and web applications, implementing new features and improving performance.

  • Collaborate with stakeholders to gather requirements, identify technical needs, and translate business objectives into functional software solutions.

  • Troubleshoot application issues, debug code, and implement improvements to enhance reliability and usability.

  • Support workflow automation and process improvements through custom application development.

  • Collaborate with technical teams throughout the software development lifecycle.

  • Develop and maintain technical documentation to support application functionality, maintenance, and future enhancements.

Required Qualifications

  • Active TS/SCI clearance with CI Polygraph.

  • Bachelor's degree in Computer Science, Software Engineering, or a related technical field, or 8+ years of relevant professional experience in lieu of a degree.

  • 5+ years of professional experience designing, developing, and maintaining websites or web applications.

  • 5+ years of hands-on development experience with PHP and JavaScript.

  • Strong experience with full stack development, including user interfaces, middleware, backend services, and APIs.

  • Experience developing and maintaining database-driven applications using MySQL.

  • Strong troubleshooting, debugging, and problem-solving skills.

  • Ability to work collaboratively with technical teams and stakeholders in an onsite environment.

Preferred Qualifications

  • Experience developing and maintaining Joomla CMS plug-ins, extensions, and custom functionality.

  • Experience with Amazon Web Services (AWS) and cloud-based application environments.

  • Familiarity with Jira, Confluence, or similar project management and collaboration tools.

  • Experience with HTML, CSS, and modern web development standards.

  • Knowledge of responsive web design and accessibility best practices.

  • Experience gathering technical requirements and translating stakeholder needs into software solutions.

  • Experience developing automated workflows and improving existing business processes.

  • Experience supporting government or mission-critical software applications.