Senior Frontend Developer Job at Addison Group, Washington DC

MWZGRkVzcGxMQ1dzQmZndi9JSjVXNEpxakE9PQ==
  • 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

Alpine Gardens

Tree and Plant Nursery General Labor Job at Alpine Gardens

 ...position will entail a variety of daily tasks that may include pulling plants for orders, loading and unloading trucks and customer vehicles,...  ...knowledge, helping with sales, assisting with planting trees and general nursery upkeep. This position may also require driving... 

Maryland Department of General Services

Mailroom Courier Job at Maryland Department of General Services

 ...Maryland Department of General Services Mailroom Courier (full-time) Closing Date: July 15, 2025 Salary Range: $19.00-$20.00 / hour (depending on experience and qualifications) Location: Baltimore, Maryland Benefits and Paid Time-off available This is an ... 

Global Talent Scouts - A Global Staffing Service

Materials Intern Job at Global Talent Scouts - A Global Staffing Service

ESSENTIAL DUTIES AND RESPONSIBILITIES Will include the following, but other duties may be assigned: Develop and document Standard Operating Procedures (SOPs) and Work Instructions specifically for Material Planners and Material Expeditors. Create and update SOPs...

Wagalicious Walks, LLC

Dog Walker and Pet Sitter Job at Wagalicious Walks, LLC

 ...individuals who genuinely love dogs to join our team of dedicated pet care providers! This is a year-round part-time position, Monday-...  ...Walks is a growing provider of outstanding dog walking and pet-sitting services. Our focus is on the safety and well-being of the... 

ProKel Mobility

CDL Bus Shuttle Driver WILLING TO TRAVEL Job at ProKel Mobility

 ...transportation each day to individuals who rely on our service to doctor appointments, work, grocery stores, and much more! As a Bus Driver you would provide our clients with the freedom and independence of reliable, safe transportation. If you love helping people and...