Senior Frontend Developer

Job Description: Senior Frontend Developer - Position OverviewWe 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 collaborationContract Duration : 6+ months with potential for extensionKey Responsibilities Frontend Architecture & DevelopmentArchitect and implement scalable, high-performance 14 applications with proven track recordDesign and develop server-side rendered (SSR) and statically generated (SSG) pagesImplement Incremental Static Regeneration (ISR) for optimal performanceBuild reusable React components following atomic design principlesDevelop modern web interfaces using HTML5, CSS3/SASS, Tailwind CSS, and TypeScriptEnsure sub-500ms TTFB globally through edge optimizationTechnical Leadership & CollaborationWork closely with Project Director/Lead Architect on strategic technical decisionsCollaborate with technical lead and other team members on system designPartner with Sitecore XM Cloud Developer on component integrationLead frontend development team and establish coding standardsConduct code reviews and ensure best practices adherenceMentor junior developers and coordinate distributed team effortsDrive technical decisions for frontend architectureCMS Integration & PerformanceRequired: Expert-level experience building frontend components for modern CMS platformsRequired: Proven expertise integrating with GraphQL and REST Content APIs at scaleRequired: Deep understanding of headless CMS architectures and content delivery patternsBuild robust GraphQL queries and implement efficient data fetching strategiesConfigure content delivery networks and edge caching for optimal performanceImplement Vercel deployment pipelines and edge functionsOptimize Core Web Vitals and achieve Lighthouse scores >90Configure CDN and caching strategies for global performanceBuild API routes for data fetching and caching strategiesImplement real-time personalization using customer data platformsComponent DevelopmentBuild extensive reusable component libraries with WCAG AA accessibilityImplement responsive designs for all device typesCreate component library with Storybook documentationDevelop multi-language support for global marketsEnsure SEO optimization and meta tag managementDevelop with modern CSS solutions (CSS Modules, Tailwind CSS, CSS-in-JS)AI-Assisted DevelopmentCritical Requirement: Leverage AI tools for accelerated developmentUse Claude Code, GitHub Copilot, Cursor IDE, or Windsurf for code generationImplement AI-generated components and optimize with human expertiseDocument patterns and share AI-assisted development practicesAchieve 30% productivity gains through AI augmentationRequired Qualifications Technical Expertise (Senior Level - Day One Readiness)Required: 7+ years of JavaScript development with expert-level React proficiencyRequired: 3+ years building production applications (versions 13/14) at scaleRequired: Extensive experience building frontend components for modern CMS platformsRequired: Expert-level proficiency integrating with GraphQL and REST Content APIsRequired: Understanding and working knowledge of Vercel platform, including deployment, edge functions, and performance optimizationRequired: Mastery of TypeScript with ability to architect type-safe systemsRequired: Advanced proficiency in HTML5, CSS3/SASS, Tailwind CSS, and modern JavaScript (ES6+)Required: Deep experience with state management at enterprise scaleRequired: Proven track record of independently delivering complex frontend solutionsMust demonstrate: Ability to work autonomously and make technical decisions independentlyDevelopment PracticesDeep understanding of SSR, SSG, and ISR patternsExpert-level experience with Vercel platform and edge computingProficiency with webpack, babel, and build optimizationStrong Git skills and experience with trunk-based developmentExperience with automated testing (Jest, React Testing Library, Cypress)Architecture & DesignExperience building design systems and component librariesUnderstanding of micro-frontend architecturesKnowledge of performance optimization techniquesExperience with PWA implementationFamiliarity with headless CMS architecturesProfessional Skills & Work StyleRequired: Self-driven and highly disciplined with ability to work independentlyRequired: Excellent written and verbal communication skills in EnglishRequired: Proven ability to work autonomously with minimal supervisionRequired: Strong collaboration skills with development teams and project stakeholdersRequired: Ability to manage own workload and meet deadlines consistentlyExperience working effectively in distributed teamsAbility to translate business requirements into technical solutionsStrong ownership mentality and accountability for deliverablesNote: No direct client communication required, but clear team communication is essentialHighly Desirable QualificationsExperience 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 deliveryKnowledge of .NET Core and C# for backend understandingFamiliarity with Azure DevOps and CI/CD pipelinesExperience with e-commerce platforms and integrationsUnderstanding of GDPR and data privacy requirementsExperience with CMS migration projectsTrack record of mentoring junior developersWhat We Offer Compensation & BenefitsCompetitive rate based on experience and locationPerformance bonuses tied to project milestonesProfessional development budget for courses and certificationsModern equipment provided as neededFlexible working hours with US Eastern Time overlap (9 AM - 5 PM EST)Growth OpportunitiesLead role in high-visibility digital transformationDirect interaction with C-level stakeholdersOpportunity to shape technical directionPotential for permanent position post-projectAccess to cutting-edge technologies and methodologiesProject ContextYou'll be the senior frontend technical lead expected to:Hit the ground running with minimal ramp-up timeLead migration from legacy CMS to modern headless architecture independentlyDrive technical decisions and implementation without constant oversightAchieve sub-500ms TTFB performance targets through expert optimizationArchitect solutions for serving thousands of product pages via edge deliveryImplement real-time personalization across multiple marketsWork autonomously while collaborating effectively with the teamDeliver on aggressive Phase 1 timeline in Q1 2026Working EnvironmentDirect collaboration with Project Director, Solution Architect, and Sitecore XM Cloud DeveloperAgile/Scrum methodology with 2-week sprintsDaily collaboration with distributed teamsFlexible working hours based on your location, with required overlap during US Eastern TimeWeekly stakeholder presentationsCoordination with offshore development teamDirect access to product owners and business analystsApplication RequirementsWe 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 platformsRequired: Examples of GraphQL and REST Content API integrations you've built with detailed explanationsRequired: GitHub profile or code samples demonstrating CMS integration expertiseRequired: Portfolio of production applications with performance metrics and your role in achieving themExamples of complex frontend solutions you've delivered independentlyBrief description of your experience working autonomously on large-scale projectsYour experience with AI-assisted development toolsConfirmation of ability to work independently and be productive from day oneAvailability for US Eastern Time overlap and senior-level rate expectationsEqual OpportunityWe 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 1stWorking Hours: Flexible with required overlap during US Eastern Time (9 AM - 5 PM EST)Job Type: PermanentPay: ₹50, ₹74,558.63 per monthBenefits:Work from home