Senior Principal Front-End Engineer

Responsibilities:

• Partner with Architects to define, evolve, and implement a highly scalable and resilient UI architecture.
  
• Lead the design and development of reusable component libraries, design systems, and UI frameworks used across products.
  
• Drive the implementation of complex UI features with a strong focus on performance, reliability, and cross-browser/device compatibility.
  
• Optimize application rendering, responsiveness, and accessibility using best-in-class techniques and performance tooling.
  
• Establish and enforce UI coding standards, engineering best practices, and architectural guidelines for the front-end organization.
  
• Conduct thorough code reviews to ensure code quality, scalability, maintainability, and adherence to standards.
  
• Mentor and guide senior and mid-level UI engineers; enable teams to adopt modern frameworks, tools, and engineering practices.
  
• Collaborate closely with UX designers, product managers, and backend engineering teams to deliver seamless and cohesive user experiences.
  
• Translate product requirements, UX flows, and design mockups into high-quality, production-ready UI code.
  
• Evaluate and recommend next-generation UI technologies and frameworks (e.g., WebAssembly/WASM, micro frontends).
  
• Lead proof-of-concept efforts to validate new technologies, improve UI/UX, and drive innovation across the product.
  
• Champion performance improvements through strategies like lazy loading, code splitting, caching, and efficient rendering.
  
• Ensure applications comply with WCAG/ARIA accessibility guidelines and deliver inclusive user experiences.
  
• Enhance developer productivity through advanced tooling (linters, build tools, bundlers, CI/CD automation for front-end).
  
• Contribute to automated testing strategies, including unit testing, integration testing, and visual regression testing.
  

Knowledge, Skills & Abilities:

• Expert-level proficiency in

  JavaScript, TypeScript, React, and Angular

  .
• Deep understanding of

  HTML5, CSS3, SASS/LESS

  , and responsive, mobile-first design methodologies.
• Strong experience with

  state management tools

  (Redux, RxJS, Zustand, NGXS, etc.).
• Hands-on knowledge of

  Web Performance APIs, Accessibility APIs

  , and front-end security best practices.
• Mastery of

  component-based architecture, micro frontends, design systems

  , and modular UI development.
• Experience integrating front-end applications with

  RESTful APIs

  and backend services.
• Practical experience working with

  CI/CD pipelines

  and modern test automation frameworks (Jest, Cypress, Playwright).
• Excellent communication, cross-functional collaboration, and stakeholder-management skills.
  
• Ability to drive technical strategy, influence architectural decisions, and build consensus across teams.
  
• Strong debugging, problem-solving, and analytical skills with a focus on delivering high-quality UI solutions at scale.