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Senior UI Front End Developer

Unissant
Washington, United Statesfull_timeVerifiedPosted 20 Mar 2025

About the role

Unissant, Inc. delivers innovative capabilities to the agencies that keep our nation healthy and safe. We apply our domain expertise, data acumen, and technology know-how to achieve breakthrough results for our clients. Working collaboratively, we advance missions and careers through a focus on honesty, integrity, and dependability. We continuously look for talent, excited to join that effort. To learn more about our exciting organization, please visit us at www.unissant.com.

We are seeking a Senior UI Front End Developer with Microservices experience for a multi-year contract to support our federal customer in Washington DC Metro Area

The Senior UI Front-End Developer will actively engage in building single page applications using modern JavaScript framework and libraries. The candidate will apply front end development experience to build reusable components and libraries. The candidate will work in an agile team and deploy applications in cloud using DevOps tools. The position will be involved in the full cycle of application development from designing, coding, testing, deploying, and monitoring.

Essential Duties and Responsibilities:

  • Design and implement front-end systems for microservices applications.
  • Use modern software engineering tools and methodologies, including Eclipse, and Atlassian Products (Jira, Confluence)
  • Work with users in an Agile development approach to understand requirements, then elicit feedback and refine solutions through demonstrations
  • Present the solution at formal and informal design reviews, and document the design according to the Government's system lifecycle methodology

Work Experience:

Required:

  • 5 years' of recent experience in developing front end applications using React or NextJS.
  • Advance level experience in UI performance tuning and Component/Layout design.
  • Proven record of understanding HTML5, CSS3 (flexbox, flexgrid), SASS and theme development
  • 2 years of experience in state management (NgRx)
  • Experience in developing reusable components and libraries (building NPM packages)
  • Advance level experience with unit testing
  • Experience working with microservices design and implement design patterns

Preferred:

  • Experience in micro-front end development
  • Experience in Service Side Rendering and Service Worker
  • Experience in database programing (SQL, transaction management and query optimization)
  • Familiarity with backend development Spring Boot restful services and microservices (Spring cloud)
  • Familiarity with automation testing tools Cypress, Selenium, JMeter

Job Skills:

  • Team leadership skills, including task planning, assignment, and management.
  • Demonstrated ability to think critically and creatively to develop innovative solutions to software problems.
  • Ability to develop and maintain components with stringent performance requirements.

Education:

  • Bachelor's Degree in Computer Science, Software Engineering, Information Technology, or related field with applicable experience is required. Applicable work experience may be considered in lieu of a degree.

Certificates, Licenses, and Registrations:

  • This federal program requires the candidates to be a United States Citizen
  • Qualified applicants may be subject to a security investigation and must meet minimum qualifications for access to classified information. "DHS Public Trust and/or DOD TS preferred"

Communication Skills:

  • Solid ability to interface, inspire and motivate at various levels of the organization.
  • Ability to convey technical information to non-technical individuals.
  • Demonstrated experience co

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Company

Unissant

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