Senior Frontend Developer Job at Addison Group, Washington DC

MEVXT2UyUmRoU0FCZmRxc24zWVlQbUN4RFE9PQ==
  • 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

The Planet Group

UX Production Designer Job at The Planet Group

 ...UX Production Designer Location: Remote but local to Cupertino, CA, Culver City, CA, or New York, NY Duration: 12 months to start Pay: ~$72/hr, DOE (W2 and benefit options) Planet Interactive is looking for a UX Production Designer to join our well-... 

Ascyndent

Cognos Data Engineer Job at Ascyndent

At Ascyndent we believe Digital transformation is all about leveraging information and technology to enhance the human experience. It is also about transformative execution. Our teams bring business visions and strategies into reality leveraging technology capabilities...

Swoon

Program Support Specialist - 93761 Job at Swoon

 ...falls through the cracks Deliver stellar internal customer service with clear, professional communication Use tools like SharePoint , Excel , Word , and Outlook to get the job done &##128187; Your Tech Toolkit: Excel: Intermediate to advanced skills... 

Infinite Computer Solutions

Receptionist Job at Infinite Computer Solutions

Responsibilities Greet and welcome guests as they come and go. Be professional and pleasant while interacting with guests. Handle queries and address complaints. Schedule meetings, interviews, and appointments. Attend phone calls and redirect them to the...

Scheme Designers, Inc.

Junior Graphic Designer Job at Scheme Designers, Inc.

 ...Junior Graphic Designer located in Cresskill, NJ. We're looking for a creative and detail-oriented individual to join our team as an entry-level Graphic Designer & 3D Artist. This hybrid role involves working across both 2D and 3D visual mediumssupporting branding,...