• Location: McLean, Virginia
  • Type: Contract
  • Job #3257

Title: Software Engineer

  • Supporting DO/ODDO
    • Mclean & Chantilly
    • Tech Stack: (e.g., MongoDB, Elastic search, Docker and NodeJS
  • *Clearance: *Active TS/SCI w/ Polygraph needed to apply *
    Company Overview:
    Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government.  Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission.  Our Team is pushed every day to use their industry leading knowledge to provide end-to-end solutions to combat our nation’s toughest and most secure problems.  If you are looking for a place to not only be professionally challenged, but encouraged and supported by a company that cares, don’t look any further than Cornerstone Defense.

    The Front-End Software Engineer will design and develop complex new software products, or make significant enhancements to existing software.  The ideal candidate is a hands-on developer with significant experience in building modular, reusable components and features. They must have extensive, firsthand technical expertise in a modern front-end framework. They must be at ease working in an Agile environment with little supervision. This person should embody a passion for continuous improvement and innovation.


  • Bachelor’s Degree in Computer Science, Electrical or Computer Engineering or a related technical discipline, or the equivalent combination of education, technical training, or work/military experience.
  • 8 to 10 years of related software development experience.

  • Extensive experience with Angular (or another modern front-end framework such as: React or Vue.js)
  • Expert knowledge of Javascript, HTML, and CSS.
  • Experience designing complex search interfaces.
  • Experience in optimizing web applications for performance and usability.
  • Experience with integrating with third part APIs.
  • Proficient understanding of code versioning tools, such as Git
  • Experience with Linux operating systems

  • Experience with SASS or LESS.
  • Hands-on experience working with NodeJS, MongoDB
  • Familiarity constructing ElasticSearch queries

  • Build reusable components that align with the system design patterns.
  • Optimize application for maximum speed and scalability.
  • Participate in team design and code reviews.
  • Collaborate with a small team of engineers and designers to understand business requirements and user experience goals.
  • Provide recommendations for continuous improvement.
  • Provide ongoing maintenance, support, and enhancements in existing systems and platforms.
  • Troubleshoots complex problems and provides customer support for software systems and application issues.
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