Senior Frontend Developer

Job Description: Senior Frontend Developer -

Position Overview

We are seeking a Senior Frontend Developer with deep expertise in , React, and GraphQL who can hit the ground running from day one. This role requires a seasoned professional who has extensive experience building frontend components for modern CMS platforms and integrating with GraphQL & REST Content APIs. While Sitecore XM Cloud experience is highly desirable, what's essential is proven expertise in headless CMS architectures and content API integrations. The ideal candidate is self-driven, highly disciplined, works independently with minimal supervision, and combines technical excellence with clear verbal and written communication skills.

Location : Fully Remote (No travel required)

Flexible location with ability to overlap at least 3-4 hours with US Eastern Timezone for meetings and collaboration

Contract Duration : 6+ months with potential for extension

Key Responsibilities Frontend Architecture & Development

• Architect and implement scalable, high-performance 14 applications with proven track record
• Design and develop server-side rendered (SSR) and statically generated (SSG) pages
• Implement Incremental Static Regeneration (ISR) for optimal performance
• Build reusable React components following atomic design principles
• Develop modern web interfaces using HTML5, CSS3/SASS, Tailwind CSS, and TypeScript
• Ensure sub-500ms TTFB globally through edge optimization

Technical Leadership & Collaboration

• Work closely with Project Director/Lead Architect on strategic technical decisions
• Collaborate with technical lead and other team members on system design
• Partner with Sitecore XM Cloud Developer on component integration
• Lead frontend development team and establish coding standards
• Conduct code reviews and ensure best practices adherence
• Mentor junior developers and coordinate distributed team efforts
• Drive technical decisions for frontend architecture

CMS Integration & Performance

• Required: Expert-level experience building frontend components for modern CMS platforms
• Required: Proven expertise integrating with GraphQL and REST Content APIs at scale
• Required: Deep understanding of headless CMS architectures and content delivery patterns
• Build robust GraphQL queries and implement efficient data fetching strategies
• Configure content delivery networks and edge caching for optimal performance
• Implement Vercel deployment pipelines and edge functions
• Optimize Core Web Vitals and achieve Lighthouse scores >90
• Configure CDN and caching strategies for global performance
• Build API routes for data fetching and caching strategies
• Implement real-time personalization using customer data platforms

Component Development

• Build extensive reusable component libraries with WCAG AA accessibility
• Implement responsive designs for all device types
• Create component library with Storybook documentation
• Develop multi-language support for global markets
• Ensure SEO optimization and meta tag management
• Develop with modern CSS solutions (CSS Modules, Tailwind CSS, CSS-in-JS)

AI-Assisted Development

• Critical Requirement: Leverage AI tools for accelerated development
• Use Claude Code, GitHub Copilot, Cursor IDE, or Windsurf for code generation
• Implement AI-generated components and optimize with human expertise
• Document patterns and share AI-assisted development practices
• Achieve 30% productivity gains through AI augmentation

Required Qualifications Technical Expertise (Senior Level - Day One Readiness)

• Required: 7+ years of JavaScript development with expert-level React proficiency
• Required: 3+ years building production applications (versions 13/14) at scale
• Required: Extensive experience building frontend components for modern CMS platforms
• Required: Expert-level proficiency integrating with GraphQL and REST Content APIs
• Required: Understanding and working knowledge of Vercel platform, including deployment, edge functions, and performance optimization
• Required: Mastery of TypeScript with ability to architect type-safe systems
• Required: Advanced proficiency in HTML5, CSS3/SASS, Tailwind CSS, and modern JavaScript (ES6+)
• Required: Deep experience with state management at enterprise scale
• Required: Proven track record of independently delivering complex frontend solutions
• Must demonstrate: Ability to work autonomously and make technical decisions independently

Development Practices

• Deep understanding of SSR, SSG, and ISR patterns
• Expert-level experience with Vercel platform and edge computing
• Proficiency with webpack, babel, and build optimization
• Strong Git skills and experience with trunk-based development
• Experience with automated testing (Jest, React Testing Library, Cypress)

Architecture & Design

• Experience building design systems and component libraries
• Understanding of micro-frontend architectures
• Knowledge of performance optimization techniques
• Experience with PWA implementation
• Familiarity with headless CMS architectures

Professional Skills & Work Style

• Required: Self-driven and highly disciplined with ability to work independently
• Required: Excellent written and verbal communication skills in English
• Required: Proven ability to work autonomously with minimal supervision
• Required: Strong collaboration skills with development teams and project stakeholders
• Required: Ability to manage own workload and meet deadlines consistently
• Experience working effectively in distributed teams
• Ability to translate business requirements into technical solutions
• Strong ownership mentality and accountability for deliverables
• Note: No direct client communication required, but clear team communication is essential

Highly Desirable Qualifications

• Experience with Sitecore XM Cloud and Sitecore JSS (Note: We are specifically looking for XM Cloud experience, not legacy Sitecore XM/XP 9.x)
• Experience with other modern headless CMS platforms (Contentful, Strapi, Sanity)
• Deep experience with Experience Edge or similar CDN-based content delivery
• Knowledge of .NET Core and C# for backend understanding
• Familiarity with Azure DevOps and CI/CD pipelines
• Experience with e-commerce platforms and integrations
• Understanding of GDPR and data privacy requirements
• Experience with CMS migration projects
• Track record of mentoring junior developers

What We Offer Compensation & Benefits

• Competitive rate based on experience and location
• Performance bonuses tied to project milestones
• Professional development budget for courses and certifications
• Modern equipment provided as needed
• Flexible working hours with US Eastern Time overlap (9 AM - 5 PM EST)

Growth Opportunities

• Lead role in high-visibility digital transformation
• Direct interaction with C-level stakeholders
• Opportunity to shape technical direction
• Potential for permanent position post-project
• Access to cutting-edge technologies and methodologies

Project Context

You'll be the senior frontend technical lead expected to:

• Hit the ground running with minimal ramp-up time
• Lead migration from legacy CMS to modern headless architecture independently
• Drive technical decisions and implementation without constant oversight
• Achieve sub-500ms TTFB performance targets through expert optimization
• Architect solutions for serving thousands of product pages via edge delivery
• Implement real-time personalization across multiple markets
• Work autonomously while collaborating effectively with the team
• Deliver on aggressive Phase 1 timeline in Q1 2026

Working Environment

• Direct collaboration with Project Director, Solution Architect, and Sitecore XM Cloud Developer
• Agile/Scrum methodology with 2-week sprints
• Daily collaboration with distributed teams
• Flexible working hours based on your location, with required overlap during US Eastern Time
• Weekly stakeholder presentations
• Coordination with offshore development team
• Direct access to product owners and business analysts

Application Requirements

We are looking for candidates with a proven and provable track record of past work. Be prepared to show us your work and walk through what you did, how you approached problems, and why you made specific technical decisions.

Please submit:

• Updated CV highlighting extensive experience building frontend components for modern CMS platforms
• Required: Examples of GraphQL and REST Content API integrations you've built with detailed explanations
• Required: GitHub profile or code samples demonstrating CMS integration expertise
• Required: Portfolio of production applications with performance metrics and your role in achieving them
• Examples of complex frontend solutions you've delivered independently
• Brief description of your experience working autonomously on large-scale projects
• Your experience with AI-assisted development tools
• Confirmation of ability to work independently and be productive from day one
• Availability for US Eastern Time overlap and senior-level rate expectations

Equal Opportunity

We are an equal opportunity employer committed to building a diverse and inclusive team. We encourage applications from all qualified candidates regardless of race, gender, age, religion, sexual orientation, or disability status.

Start Date: October 1st

Working Hours: Flexible with required overlap during US Eastern Time (9 AM - 5 PM EST)

Job Type: Permanent

Pay: ₹50, ₹74,558.63 per month

Benefits:

• Work from home