Software Engineer: Front End - R128

Company: expedition-technology
Location: Herndon, USA
Type:
Posted: Aug 19, 2026
Views: 3

✨ AI Summary

Expedition Technology (EXP) is hiring a Senior Front-End Software Engineer (8+ years experience) to join its Training Data Storefront (TDS) team, which builds a centralized AI/ML annotation and model repository for the DoD and Intelligence Community. The role focuses on developing user-facing web applications, integrating with RESTful APIs/GraphQL, and requires TS/SCI clearance and US citizenship. Tech stack includes React.js, Vue.js, Angular, SolidJS, or Next.js, with TypeScript preferred, plus tools like Vite, TailwindCSS, and Playwright. Perks include company-paid health insurance, up to 45 days PTO, up to 12% 401k contribution, and tuition reimbursement; position is based in Herndon, VA.

Expedition Technology (EXP) is seeking a Front-End Software Engineer to join our Training Data Storefront (TDS) team. The TDS mission is to develop, deploy, and maintain a centralized repository of AI/ML annotations and models that supports the Department of Defense (DoD) and Intelligence Community (IC). TDS plays a critical role in addressing today’s defense and intelligence challenges.

We are looking for a Front-End Software Engineer who is passionate about building high-quality, user-focused applications. The ideal candidate thrives in a collaborative environment, writes clean and maintainable code, and is dedicated to delivering exceptional user experiences. In this role, you will develop user-facing web application components, translating UI/UX designs—such as wireframes, site maps, process flows, and mockups—into responsive interfaces. You will also integrate front-end components with backend systems to enable seamless data flow, and contribute to product quality through unit testing, automated testing, and end-to-end validation.

At EXP, you will experience the full lifecycle of modern software development; from Agile scrum meetings, designing new features, developing new capabilities using the latest open-source frameworks, to directly working with end-users to ensure we are solving their mission needs, and maintaining the operational system.

If you join our team, you will:


  • Work closely with UI/UX designers, transform wireframes, mockups, and prototypes into designs to ensure seamless user experience aligns to HCI principles.
  • Integrate front-end components with back-end services using RESTful APIs or GraphQL to fetch, display and update data in real-time applications.
  • Implement front-end best practices for performance optimization (e.g. lazy loading, code splitting); ensure secure communications between front-end and back-end services.
  • Use GIT for version control; manage codebases and branching strategies.
  • Use front-end testing frameworks/tools to create unit tests, integration tests, and end-to-end tests to ensure code stability and high-quality output.

What you'll need to succeed:


  • Education: BA/BS in Information Technology or related field or the equivalent combination of education, technical certifications or training, or work experience
  • Experience: 8+ years of related experience
  • Security Clearance Level: TS/SCI
  • Experience in one of the following frameworks: React.js, Vue.js, Angular, SolidJS, and/or Next.js.
  • Experience with Typescript is preferred, but Javascript is the minimum.
  • Knowledge of Vite, react-query, TailwindCSS, Openlayers, Playwrite, Yup and/or MUI.
  • Use of front-end markup languages, with experience implementing responsive designs using Bootstrap framework.
  • Location: Herndon, VA
  • US Citizenship Required

Clearance Required: Top Secret/SCI


What do we offer our team?


Expedition Technology (EXP) offers a flexible, self-directed benefits package that is designed to fit your individual needs. Benefits include:
  • Company-paid, medical, dental and vision insurance
  • Up to 45 days of PTO
  • Up to 12% 401k contribution - Traditional and Roth options available
  • Student loan repayment assistance
  • Paid Family Leave
  • Tuition Reimbursement - $5250/year available
  • Referral bonus program
  • Free tickets to sporting events, theater, concerts and more
  • Free, onsite fitness center, onsite cafeteria with reduced-cost meals
  • A collaborative, creative and supportive culture where you will be encouraged to push boundaries, take risks and enjoy the rewards.

EXP is proud to be an Equal Opportunity Employer that believes a diverse range of talent creates an environment that fosters creativity and innovation. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, age, disability, national origin, genetic information, or protected veteran status.

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