Senior Frontend Developer Job at Addison Group, Washington DC

eThzaXZ4TEgyWEpYNDhIRXdzT0RDbGFuQ0E9PQ==
  • 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

Acro Service Corp

Trainer/Educator Job at Acro Service Corp

Job Description: This position will develop, refine and facilitate a wide range of behavioral health community trainings to build community resiliency in the County. Responsibilities include developing and designing presentations, as well as preparing materials, coordinating...

Rheem Manufacturing

Delivery Driver (Non-CDL) - Fairfield, NJ Job at Rheem Manufacturing

 ...solutions to contractors, multifamily industries, and commercial properties across the Northeast. Were looking for a reliable Delivery Driver (Non-CDL) to be an essential part of our team, delivering excellent service and embodying our company values. The ideal... 

Stanton House

Business Analyst Job at Stanton House

 ...Role: Senior Business Analyst Contract length: long term contract Day rate: Competitive Workstyle: 2-3 days on-site Location: Miami, Florida, US We are seeking a highly skilled Senior Business Analyst with extensive experience within an Insurance Broker... 

ITR Group

Technical Support Analyst II Job at ITR Group

 ...to workstation deployment, attention to detail and follow-through. Education Qualifications: ~ Associates (AA) degree in computer science or related area of study preferred. ~3+ years of experience in a customer service or IT support role is required; experience... 

Global Channel Management, Inc.

UiPath Developer Job at Global Channel Management, Inc.

UiPath Developer needs 8 years' experience UiPath Developer requires: UiPath RPA Configuring robots Creating workflows UiPath Developer duties: Analyze business processes Identify opportunities for automation. Create workflows, Configure robots...