Senior UI Developer

Job Title: Lead / Senior UI HTML Developer (Design Systems Architect)

Department: Frontend Engineering / User Experience

Experience Level: 8 – 12 Years

Employment Type: Full-Time

Job Purpose

We are looking for an expert Lead / Senior UI HTML Developer with 8 to 12 years of core web interface engineering experience to lead our UI architecture. In this role, you will bridge the gap between UI/UX design and technical engineering. You will be responsible for crafting pixel-perfect, accessible, highly responsive, and high-performance UI components, building enterprise Design Systems, and setting web coding standards across our digital products.

Key Responsibilities1. UI Architecture & Design Systems

• Design System & Component Library: Architect, maintain, and scale reusable enterprise component libraries and Design Systems (using tools like Storybook, Tailwind CSS, or custom CSS architectures).
• Semantic HTML5 & Accessibility: Enforce strict semantic HTML5 structures and WCAG 2.1/2.2 AAaccessibility compliance (ARIA roles, keyboard navigation, screen reader compatibility).
• Advanced CSS Architecture: Implement modern, scalable CSS methodologies (BEM, CSS Modules, CSS-in-JS, ITCSS) using preprocessors (Sass / SCSS, Less) and modern native CSS features (CSS Grid, Flexbox,Container Queries, CSS Variables).

2. Frontend Integration & Performance Optimization

• Frontend Framework Collaboration: Integrate HTML/CSS templates seamlessly into modern JavaScript frameworks (React, Vue.js, Angular, or Next.js) and backend templating engines.
• Core Web Vitals & Performance: Optimize UI assets, DOM size, CSS delivery, render-blocking resources, web fonts, and SVGs to ensure exceptional Core Web Vitals scores and low latency.
• Responsive & Cross-Browser Excellence: Deliver flawless, mobile-first responsive interfaces that perform consistently across all modern browsers, mobile devices, and screen resolutions.

3. Governance, Mentorship & Quality Assurance

• Standards & Code Reviews: Establish organization-wide UI/UX engineering standards, conduct rigorous code reviews, and maintain clean, well-documented CSS/HTML codebases.
• UX/Design Collaboration: Work closely with UI/UX designers (Figma, Adobe XD) to evaluate design feasibility, micro-interactions, CSS animations, and design token implementations.
• Mentorship: Guide and elevate mid-level UI developers on modern web standards, web accessibility, and performance best practices.

Required Technical Skills & Qualifications

• Total Experience: 8 to 12 years of dedicated UI development / frontend interface engineering experience.
• Core UI Stack:
• HTML / Semantic Web: Expert mastery of HTML5, DOM manipulation, web component standards, and web accessibility standards (WCAG / WAI-ARIA).
• CSS Ecosystem: Deep expertise in CSS3, Sass/SCSS, PostCSS, Flexbox, CSS Grid, animations, and CSS frameworks (Tailwind CSS, Bootstrap, Material UI).
• Design Tokens & Storybook: Experience creating and distributing design tokens, maintaining component documentation in Storybook.
• JavaScript / Framework Exposure:
• Solid proficiency in vanilla JavaScript (ES6+) and TypeScript.
• Hands-on experience collaborating on projects built in React, Vue, or Angular.
• Build Tools & Performance:
• Experience with modern build tools (Vite, Webpack, npm/pnpm).
• Hands-on knowledge of performance profiling tools (Lighthouse, Chrome DevTools).
• Design Tool Integration: High proficiency with Figma, Adobe XD, or Sketch for asset extraction and design alignment.
• Education: Bachelor’s degree in Computer Science, Design, Web Development, or equivalent practical experience.

Soft Skills & Leadership Profile

• Eye for Detail: Passion for pixel-perfect execution, typography, micro-interactions, and visual harmony.
• Cross-Functional Communication: Ability to articulate design trade-offs and UI technical constraints clearly to designers, developers, and product owners.
• Problem-Solving: Proven track record of resolving complex CSS layout bugs, cross-browser rendering quirks,and accessibility gaps.

Pay: ₹307,000.00 - ₹1,510,000.00 per year

Work Location: In person