Senior Frontend Developer Job at Addison Group, Washington DC

dzdoWFh2NG83Y1RBTnJiYWpjWHJyU2p0R2c9PQ==
  • 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

SBS Creatix

Business Analyst Job at SBS Creatix

 ...on our W2- No C2C. Responsibilities Liaison between Business Users and Technical team in analysis & design Well defined...  ...work with the ScrumMaster, Product Owners, PMs and business/data analysts in the team and work with other platform teams, driving issue... 

Joey Rose's

Social Media Manager Job at Joey Rose's

 ...Join Our Team.Now Hiring a Social Media Manager a Busy LES Sandwich Shop! Looking for your next adventure? Were a beloved, fast-paced sandwich shop nestled in the heart of the Lower East Side. Were on the hunt for an energetic, reliable, and personable Social Media... 

Motive Workforce

Construction Foreman Job at Motive Workforce

 ...Foreman Environmental Construction Location: Concord, CA | Up to $45/hr DOE | $1,000 Sign-On Bonus or $1,000 Referral Bonus Lead crews. Solve real environmental challenges. Grow your career. Are you an experienced field leader who thrives in fast-paced,... 

The H&K Group

Shop Mechanic 2nd Shift Job at The H&K Group

 ...Pocono Lake Division of H&K Group, Inc. , is looking for 2nd shift Shop Mechanics. This self-motivated, organized, competent, and professional individual repairs and maintains electric, diesel, and gasoline vocational trucks. Why work for H&K Group, Inc.... 

Hirewell

Equipment Maintenance Supervisor Job at Hirewell

Bimbo QSR is seeking a Maintenance Supervisor to lead and support all maintenance activities at our commercial bakery facility in Denver, CO. This role plays a critical part in ensuring plant equipment runs smoothly and efficiently, with a strong focus on safety, compliance...