Senior Frontend Engineer

3 weeks ago


Durham, United States Alphanumeric Systems Inc. Full time $112 - $119
Alphanumeric is hiring a SENIOR FRONTEND ENGINEER to work out of the Research Triangle Park, NC area with our client of 20 years committed to improving lives through medical and pharmaceutical advancements.

  • Design, develop, and maintain enterprise-level web applications using React and Next.js.
  • Collaborate with cross-functional teams including backend engineers, designers, and product managers to deliver efficient, scalable, and user-friendly solutions.
  • Utilize the Vitest framework to write, automate, and maintain unit and integration tests for React components.
  • Optimize components for maximum performance across a vast array of web-capable devices and browsers.
  • Ensure application responsiveness, security, and maintainability.
  • Apply best practices in Test-Driven Development (TDD) and Continuous Integration workflows to ensure code quality and reliability.
  • Participate in code reviews and mentor junior developers on best practices.
  • Stay updated on emerging trends and technologies in front-end development to continuously improve the application and development process.
  • Bachelor's degree in a relevant field (including computational, numerate or life sciences), or equivalent experience.
  • Proficiency in React.js: Minimum 3+ years of professional experience in developing complex web applications using React.
  • Next.js expertise: Familiarity with server-side rendering (SSR) and static site generation (SSG) using Next.js.
  • Vitest Framework: Hands-on experience with Vitest for writing unit, integration, and snapshot tests.
  • Testing Knowledge: Solid understanding of testing practices, with Test-Driven Development (TDD) being a strong plus.
  • HTML5, CSS3, JavaScript (ES6+), and TypeScript: Strong knowledge of front-end technologies and language features.
  • Component-Based Architecture: Familiarity with reusable UI components and efficient state management in large-scale applications.
  • Version Control: Proficient in Git, Git workflows, and CI/CD tools.
  • Familiarity with RESTful APIs and GraphQL.
  • Experience working in an Agile development environment.
  • Must be able to work W2.


About Alphanumeric Systems Inc.:

Alphanumeric is a dynamic company born of a diverse mindset and held to a distinctly high standard. You may know us as a tech and communications firm established in 1979, but we also lead life science and healthcare organizations toward a more efficient future across the globe, bringing patients and providers together to build personalized relationships that fit their needs.But at our core, we are a family with a shared and passionate dedication to our customers. We treat our candidates as amazing (because they are)Apply today to join our family and Make Your Mark



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