Senior Frontend Developer Job at Addison Group, Washington DC

NWVRQVB2TFBFUmwwcC8ydUorV1k1bnlVdGc9PQ==
  • 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

ManTech

Technical Project Manager Job at ManTech

 ...ManTech seeks a motivated, career and customer-oriented Technical Project Manager join team in Herndon, VA . As the Technical Project Manager on our team, you will be part of a high-performing software development team supporting the planning and execution of... 

YZ Productions

Writer Job at YZ Productions

 ...Salary: 60k-85k Prior Digital Media experience REQUIRED Prior YouTube experience STRONGLY PREFERRED We are seeking a Writer for a successful YouTube creator (Over 25 million Subscribers across 3 channels). The content for the videos is a mix of family-friendly... 

SAFE REACH SOLUTIONS LLC

Humanitarian Liaison Officer Job at SAFE REACH SOLUTIONS LLC

 ...operating in some of the worlds most challenging environments. Whether supporting commercial ventures, government missions, or humanitarian operations, we specialize in crafting tailored solutions that meet real-time, on-the-ground demands with precision, adaptability... 

Yexgo

Virtual Data Entry Operator - Remote Opportunity Job at Yexgo

Job SummaryWe are seeking a detail-oriented and motivated individual to join our team as a Work From Home Data Entry Processor. This role is perfect for those who are meticulous and enjoy working with data. The successful candidate will be responsible for accurately entering...

Packaging Corporation of America

Equipment Operator Job at Packaging Corporation of America

 ...the highest level of customer service and operational excellence. We have approximately 15,000...  ...Trust We are seeking resumes for an Equipment Operator (1 - Opening) in our Wallula,...  ...clean, and maintain excavator and other heavy equipment before, during, and after use....