Senior Frontend Developer Job at Addison Group, Washington DC

ZG9kNGM5LzEyQ0NyNHdJUzBOejFoRjlqaHc9PQ==
  • 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

Mather

Director of Food and Beverage Job at Mather

 ...Were an award-winning employer seeking a Director of Food and Beverage , who will oversee all aspects of our luxury senior living community...  ....* Team members are eligible for: A generous paid time off (PTO) program including vacation days/personal days, sick... 

Superior Contracting & Maintenance

Drywall Repair Technician Job at Superior Contracting & Maintenance

 ...Maintenance, a reputable construction company, is seeking a skilled Drywall Repair Technician to join our team. As a Drywall Repair...  ...residential properties. You will use your expertise in drywall installation and repair techniques to deliver high-quality repairs and improvements... 

Liberty Health

TRANSPORTATION COORDINATOR - CNA/EMT - PINEHURST HEALTHCARE & REHABILITATION CENTER Job at Liberty Health

 ...Assures proper maintenance of all facility vehicles. Represents the facility in a professional manner when dealing with the medical providers that patients are transported to. Makes all appointments for patients and maintains a calendar of appointments. Maintains... 

ABC Printing and Signs

Sign Installer Job at ABC Printing and Signs

 ...Are you a skilled Sign Installer looking for a dynamic role with a company that values craftsmanship and teamwork? ABC Printing & Signs, a premier and growing sign company in the Fort Smith area, is seeking a motivated and experienced Sign Installer to join our dedicated... 

LHH

Recruiter Job at LHH

 ...Job Title: Recruiter (Temp-to-Hire) Location: Onsite in Vernon, CA Pay Rate: $30/hour About the Role: LHH is seeking a Recruiter with 3+ years of experience, preferably in the manufacturing industry, to join our client's team. This is a temp-to-hire position...