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JavaScript Developer
JavaScript Developer-March 2024
Mechanicsburg
Mar 29, 2026
About JavaScript Developer

  Summary:

  Allyon, Inc. is an established IT and Healthcare Services firm and we love what we do! It makes our day when we are able to help talented individuals achieve their career goals while at the same time helping our clients build quality teams. If you are interested in joining the Allyon Team, please apply or submit your resume for review today!

  Job Title:

  JavaScript Developer

  Location:

  Mechanicsburg, PA

  Duties & Responsibilities:

  • Develop user-facing features using React.js

  • Develop modern, highly responsive web-based UI

  • Build reusable components and front-end libraries for future use

  • Translate designs into high-quality code

  • Optimize components for maximum performance across a vast array of web-capable devices and browsers

  • Coordinate with various teams working on distinct layers and processes

  • Have knowledge of accessibility/UX best practices and Section 508 compliance, and/or WCAG 2.0 standards

  • Administer Developer training.

  • Conduct Code Reviews

  Minimum Requirements:

  • Bachelor's Degree in Software Engineering, Computer Science, or related field and a minimum of 4-8 years of software engineering experience.

  • Minimum of 3+ years of experience with React.js

  • In-depth knowledge of JavaScript, CSS, HTML, and front-end languages.

  • Experience with SASS

  • Familiarity with RESTful web services, Service workers

  • Hands-on experience with response frameworks such as Bootstrap

  • Knowledge of modern dev tools Webpack, Babel, NPM, Enzyme

  • Experience with UI design

  • Knowledge of performance testing frameworks including Enzyme and Jest

  • Experience with browser-based debugging and performance testing software

  • Experience with GIT

  • Strong, self-motivated desire to learn new programming languages, tools, frameworks, and techniques.

  • Ability to complete tasking independently with minimal direct supervision.

  • Ability to work and collaborate effectively within a multi-disciplined develop team.

  • Must be a US citizen with the ability to obtain a DoD Secret Security Clearance.

  Other:

  • Experience with Kendo UI for React

  • Experience with Progressive Web Apps (PWA)

  • Familiar with modern browser APIs (Permission, Promise, Offline Storage, Notifications, etc)

  • Knowledge of modern authorization mechanisms, such as JSON Web Token

  • Experience with Large-scale application development

  • Good project management skills

  • Active DoD security clearance.

  What we Offer:

  • Competitive pay and benefits

  • 401k eligibility after 6 months, including company match

  Allyon, Inc. is an equal employment opportunities (EEO) employer and terms of employment are without regard to race, color, religion, sex, national origin, age, disability, or genetics. Allyon, Inc. complies with applicable state and local laws governing nondiscrimination in employment. This policy applies to all terms and conditions of employment.

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