Job Description

Job Title : Senior UI Developer

Location : Washington, DC

Job Type : Contract

Job Summary:

We are seeking a highly skilled and experienced  Senior UI Developer with over 15 years of expertise in designing and building intuitive, visually appealing, and user-centric web interfaces. The ideal candidate will possess strong technical skills in frontend development, architecture, and a deep understanding of UI/UX principles. This role requires someone who thrives in a collaborative environment and can lead UI initiatives, mentor junior developers, and ensure the successful delivery of high-quality user interfaces.

Key Responsibilities:

• UI/UX Design & Development :

  • Collaborate with designers, product managers, and backend developers to create seamless and engaging user interfaces.
  • Design, develop, and maintain responsive web applications using modern UI frameworks and libraries.
  • Ensure the user interface is intuitive, accessible, and visually consistent across all devices and platforms.

• Technical Leadership :

  • Lead the frontend development team in technical execution, providing guidance on architecture, code quality, and best practices.
  • Mentor and train junior and mid-level UI developers to improve technical skills, coding standards, and development processes.
  • Stay up-to-date with emerging UI trends, technologies, and tools, applying them to enhance development efficiency and product quality.

• Front-End Architecture & Code Quality :

  • Build and optimize scalable, modular, and reusable UI components.
  • Develop and implement best practices for frontend development, including testing, code reviews, and performance optimization.
  • Ensure cross-browser compatibility and mobile-first development for a seamless user experience.

• Collaboration & Agile Development :

  • Work closely with UX/UI designers, product managers, and backend teams to ensure the product meets user needs and business objectives.
  • Actively participate in daily stand-ups, sprint planning, retrospectives, and other Agile ceremonies.
  • Provide technical input during sprint reviews and planning sessions to ensure that frontend solutions meet functional and non-functional requirements.

• Performance Optimization & Troubleshooting :

  • Continuously optimize the performance of frontend applications, ensuring fast load times, minimal resource usage, and a smooth user experience.
  • Debug, troubleshoot, and resolve issues related to frontend development, user experience, and technical debt.

• Integration with Backend Systems :

  • Collaborate with backend developers to integrate frontend components with RESTful APIs, GraphQL, and other backend services.
  • Ensure seamless data flow between the UI and backend systems, maintaining application responsiveness and real-time updates.

• UI Testing & Automation :

  • Implement frontend testing strategies, including unit testing, integration testing, and end-to-end testing using tools like Jest, Mocha, Cypress, or Selenium.
  • Set up and maintain continuous integration/continuous deployment (CI/CD) pipelines for frontend applications.

• Code Reviews & Documentation :

  • Conduct code reviews and provide constructive feedback to ensure high-quality code and adherence to best practices.
  • Write and maintain clear, concise documentation for frontend development, coding standards, and component libraries.

Required Qualifications:

• Education :

  • Bachelor's or Master's degree in Computer Science, Information Technology, Software Engineering, or related field.

• Experience :

  • 15+ years of experience in frontend/UI development with a strong portfolio of projects.
  • Proven experience in designing and developing complex, scalable web applications.
  • Significant experience in leading technical teams and mentoring junior developers.

• Technical Skills :

  • Frontend Frameworks : Expert in React.js, Angular, Vue.js, or similar modern frontend frameworks.
  • Languages : Proficiency in HTML5, CSS3, JavaScript (ES6+), TypeScript.
  • Styling : Experience with CSS pre-processors (SASS, LESS), CSS-in-JS (styled-components), or frameworks like Bootstrap, Tailwind CSS, Material-UI.
  • Version Control : Strong knowledge of Git and Git workflows for collaborative development.
  • Testing : Experience with UI testing tools like Jest, Mocha, Jasmine, Cypress, or Selenium.
  • Performance Optimization : Familiarity with performance profiling tools (Lighthouse, Chrome DevTools) and techniques for optimizing web performance (lazy loading, code splitting, caching).
  • Build Tools : Proficient in build tools and bundlers like Webpack, Babel, or Vite.
  • API Integration : Experience with RESTful APIs, GraphQL, WebSockets, and integrating frontend applications with backend services.
  • UI/UX : Strong understanding of UX/UI principles, user-centered design, accessibility (WCAG), and responsive design.

• Soft Skills :

  • Exceptional problem-solving and troubleshooting skills.
  • Strong communication skills, with the ability to explain complex technical concepts to non-technical stakeholders.
  • Ability to collaborate in an Agile environment and handle multiple projects simultaneously.
  • Excellent attention to detail and a passion for delivering high-quality user experiences.

• Certifications (Preferred but not required):

  • AWS Certified Developer – Associate (if working on cloud-based applications)
  • Front-End Framework Certification (React, Angular, Vue.js, etc.)

Desired Attributes:

• Ability to innovate and push the boundaries of UI design and functionality.
• Deep commitment to writing clean, maintainable, and scalable code.
• Proactive in sharing knowledge and contributing to the professional growth of team members.
• Strong leadership skills with a focus on fostering a collaborative and high-performing development environment.

Job Tags

Similar Jobs