Senior Frontend Developer Job at Addison Group, Washington DC

Y2x1TXNvanA3TDV0NHNiR3B6aUgwR1Zqc0E9PQ==
  • 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

Addison Kenway.

Seeking Plastic Surgery Practice for Purchase Job at Addison Kenway.

 ...Are you contemplating selling your private Plastic Surgery practice? Do you want to stay connected to your practice and not have the stress of running the business? We have the solution without your selling to a private equity. Our client is a private practice... 

Total Quality Logistics

Entry Level Recruiter Job at Total Quality Logistics

 ...and maintain strong relationships with your hiring managers, peers and recruiting leadership What you need: Recruiting experience preferred, but no experience required - we provide paid training and an elite mentoring program Thrive in a metrics-driven environment... 

Dacula Classical Academy

Security Guard/P.E. Coach/Janitorial Job at Dacula Classical Academy

 ...Company Description Dacula Classical Academy is a SACS-Accredited Collaborative Academic Model Private School. We are a Christ-centered educational institution. We cater to students from K-12th grades with a non-traditional classroom schedule. Our institution aims to... 

Dance Team Union

Nationals Event Coordinator Job at Dance Team Union

 ...team with running regional and state events in the fall, winter, and spring months, as well as assisting with camps as needed during summer months. Job Requirements Be available to travel to events with the rest of the DTU events team throughout the year to set... 

Enterprise Medical Recruiting

Internal Medicine Physician Opening in Northern Vermont - Sign-On & Loan Repay Job at Enterprise Medical Recruiting

 ...community hospital in northern Vermont is adding an Internal Medicine physician. This position offers the ability to earn a leading income and...  ...pediatrics, general surgery, orthopedics, dialysis, OB/GYN, sleep medicine, neurology, ENT, radiology, urology, pain clinic, and...