Senior Frontend Developer Job at Addison Group, Washington DC

QjQ2VXEycEpCVE9LUmZjcURoUFF5MG4zOUE9PQ==
  • Addison Group
  • Washington DC

Job Description

Job Title: Senior Frontend Developer

Location: Washington, DC

Employment Type: Full-time | Onsite

About the Role

We’re looking for a Senior Frontend Developer to lead the development of engaging, scalable, and high-performance web applications. You’ll work closely with product managers, designers, and backend engineers to turn complex business requirements into intuitive user experiences. As a senior team member, you’ll help shape the frontend architecture, mentor junior developers, and advocate for best practices in modern UI development.

Key Responsibilities

  • Design and build responsive, user-centric web interfaces using modern JavaScript frameworks (React, Angular, or Vue).
  • Translate product requirements and UX wireframes into functional, maintainable code.
  • Optimize applications for speed, performance, accessibility, and scalability.
  • Collaborate with backend developers to integrate RESTful APIs and other services.
  • Ensure code quality through automated testing, code reviews, and continuous integration practices.
  • Lead architectural discussions and front-end technology strategy decisions.
  • Stay current with industry trends and emerging frontend technologies.
  • Mentor and support junior developers, fostering knowledge sharing across the team.

Required Qualifications

  • 12+ years of professional experience in frontend development
  • Expert-level proficiency in HTML5, CSS3, JavaScript (ES6+)
  • Strong experience with one or more modern JS frameworks: React, Angular, or Vue.js
  • Experience with state management libraries (e.g., Redux, MobX, Vuex)
  • Proficiency in using build tools and package managers ( Webpack, Vite, NPM/Yarn )
  • Familiarity with RESTful APIs , GraphQL, and integrating backend services
  • Understanding of responsive design , cross-browser compatibility, and accessibility (WCAG)
  • Experience with version control tools like Git

Preferred Qualifications

  • Experience with TypeScript
  • Familiarity with Next.js , Nuxt.js , or server-side rendering (SSR)
  • Experience with design systems and component libraries (e.g., Material UI, Tailwind, Bootstrap)
  • Exposure to testing frameworks (e.g., Jest, Cypress, Playwright )
  • Understanding of CI/CD pipelines and deployment workflows
  • Prior experience in Agile/Scrum development environments

Job Tags

Full time,

Similar Jobs

Medical Search

Physician - Urology Job at Medical Search

Please contact ****@*****.*** for job details!

Commercial Residential Aluminum & Fabricating, LLC

Delivery Driver Job at Commercial Residential Aluminum & Fabricating, LLC

 ...companies in Southwest Florida for the past 27 years, we are extremely proud of our employees achievements. We are seeking Warehouse Delivery Driver's to become a part of our team! You will work in a team to secure, transport and unload prefabricated products to job sites... 

Signature Brands, LLC

Food Technologist Job at Signature Brands, LLC

 ...We are seeking a detail-oriented and innovative Food Technologist to join our team. The ideal candidate will be responsible for developing...  ..., and regulatory changes. Requirements: BS/MS in Food Science, Food Technology, or related discipline. Minimum 1-2 years... 

RCS Staffing

Recruiter, Temp-to-Perm (Remote) Job at RCS Staffing

 ...work remote 100%! Required Experience 1-2 years Staffing Agency Recruitment Experience 1-2 years of High Volume Staffing Experience...  ...REMOTELY, YOU WILL Recruit for Direct Hire and Contract and Temp to Perm positions with best of class companies nationwide in the... 

SciPro

Scientific Data Architect Job at SciPro

 ...sciences, seeking a Data Architect. With deep integration across the worlds leading cloud and AI platforms, this company is redefining how...  ...to leverage AI-ready data. This is a remote role that requires travel up to 20% to customer sites. Responsibilities Translate...