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Software Engineer- Frontend (Contract)

Epirus

$78,000 - $89,000
Nov 7, 2025
Torrance, CA, US
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Epirus is looking to solve asymmetric challenges inherent to the future of national security by developing cutting-edge systems, including energy weapons, AI-powered sensors, and drone swarm defense.

Requirements

  • JavaScript and TypeScript Expert
  • Mastery in building UI applications with React
  • Competence in at least one set of front-end build tools, bundling, and transpilation
  • Competence in at least one set of testing frameworks for unit, integration, and e2e testing (e.g., Jest, Playwright)
  • Mastery of CSS, SASS, and experience with Bootstrap, Tailwind, Material-UI, Shadcn
  • Experience optimizing performance for real-time React applications
  • Experience with Agile/Scrum development

Responsibilities

  • Create User Interfaces for cutting-edge systems, not just apps
  • Create reliable and real-time optimized UIs
  • Make powerful insights into our architectural decision-making, including framework trade-offs, state-management solutions, API and business layer patterns, and error-handling strategies
  • Collaborate effectively with UX/UI designers to ensure the seamless translation of design concepts into functional, user-friendly interfaces
  • Collaborate effectively with our backend teams to improve API designs
  • Integrate novel front-end tech into our stack
  • Take ownership of significant new features and plan them with meaningful technical document requirements descriptions, design wireframes, and software design diagrams

Other

  • Bachelor’s degree in Computer Science, Engineering, or related field, or equivalent experience
  • 5+ years of professional front-end/UI development experience
  • U.S. citizen, lawful permanent resident of the U.S., protected individual as defined by 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the U.S. Department of State
  • Experience working with a design/development pipeline
  • At least 1+ years with at least one of the following: web-based 3d rendering, data visualization, mapping libraries