Senior Frontend Developer Job at Addison Group, Washington DC

UytWYTA5Z0pFeWlvUHZjV1pOZmc1dnhtS1E9PQ==
  • 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

MARYHAVEN,INC

Counselor III (LCDC III/LSW/LPC): ADOP Job at MARYHAVEN,INC

 ...Counselor III (LCDC III/LSW/LPC) Requirements: Associate or bachelors degree in human service, social work or behavioral science with proven experience in the field of chemical dependence or mental health treatment required. LCDC III, LPC (preferred), LSW (preferred... 

Home Health Care, Inc.

Licensed Practical Nurse (LPN) - Hospice Care Specialist Job at Home Health Care, Inc.

 ...Job Title: Licensed Practical Nurse (LPN) Hospice Care Specialist Company: Superior Hospice Compensation: $30$32 per hour Schedule: Part-Time to Start + Weekend, on-call, and holiday stipulations Location: Greater Twin Cities Metro Area, MN (in... 

GAC Solutions

SAP BRIM Consultant Job at GAC Solutions

Looking for SAP BRIM Consultant.

Advanced Drainage Systems, Inc.

Production Associate Job at Advanced Drainage Systems, Inc.

 ...excellence in pipe manufacturing. If you're ready to roll with the best, ADS is the place for you! Position Overview: As a Production Laborer, youll be at the forefront of the action, ensuring pipes are packaged, labeled, and inspected to the highest quality standards... 

OneBridge Search

Partner/Counsel - General Liability (Portable Book Not Required) Job at OneBridge Search

 ...Prominent national law firm is seeking a Senior Attorney for an Of Counsel or Partner role for their New York City office. A book of business is NOT required. Ideal candidate will have 7+ years of experience in ANY of these practice areas: General Liability, Construction...