Jobs and Careers
UN

Senior UI Front End Developer

Unissant
United Statesfull_timeVerifiedPosted 26 Feb 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 to join our team in Ashburn, Virginia.

We are seeking a Senior UI Front End Developer with Spring Boot and Microservices experience for a multi-year contract to support our federal customer.

The Senior UI Front-End Developer will actively engage in team 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.

Qualified applicants may be subject to a security investigation and must meet minimum qualifications for access to classified information. This is a highly technical position; individuals will be screened by peers in a technical review of skills and experience.

Essential Duties and Responsibilities:

  • Design and implement JEE software 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:

Must have:

  • Recent 5 years' experience developing front end application in frontend Angular(primary v10 or above).
  • 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' experience in state management(NgRx)
  • Experience in developing reusable components and libraries (building NPM packages)
  • Excellent problem solving and critical thinking skills
  • Advance level experience with unit testing
  • Experience working with microservices design and implement design patterns

Nice to have:

  • 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 microservice (Spring cloud)
  • Familiar with automation testing tools Cypress, Selenium, JMeter

Job Skills:

  • Team leadership skills, including task planning, assignment, and management.
  • Must have strong HTML5, CSS, and CSS framework skills.
  • 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 candid

Apply for this role

Generate a tailored application kit with a matched cover letter, interview prep, and CV highlights — in under 60 seconds.

Apply Now →Generate Application Kit

Free account required — sign up in 30s

Company

Unissant

View company profile →