We're looking for a Senior BigCommerce Front-End Engineer to take ownership of storefront architecture, spearhead advanced customizations, and guide front-end engineering teams toward building high-performing, scalable commerce experiences.

Responsibilities

Take full ownership of BigCommerce storefront architecture, including headless and native Stencil builds, design system integration, component libraries, and performance guardrails
Build and maintain modern front-end frameworks, API orchestration layers, and personalization hooks that drive dynamic, omnichannel experiences
Convert UX designs into production-quality, responsive UI, ensuring accessibility and localization/internationalization compliance
Guide code reviews, uphold engineering standards, and enable automated testing/CI pipelines for storefront repositories
Deliver advanced BigCommerce customizations, including checkout flows, theme extensions, GraphQL storefront API usage, micro-frontend patterns, and third-party app integrations
Coordinate CMS, DAM, and marketing tool integrations to streamline content operations,



campaigns, and PIM-driven merchandising updates
Improve site speed, SEO, and Core Web Vitals while maintaining observability dashboards for proactive issue detection
Guide nearshore/offshore front-end engineers, manage daily tasks, remove blockers, and promote an AI-augmented development culture
Document best practices, runbooks, and playbooks to support transitions, onboarding, and continuous improvement while maintaining BAU releases

Requirements

5–10 years of front-end engineering experience building enterprise commerce or experience platforms
Deep knowledge of BigCommerce, including headless implementations using Storefront GraphQL, REST Admin API, Channels API, and BigCommerce Widgets/App frameworks
Solid proficiency in JavaScript/TypeScript, React/Next.js (or Remix), and Node.js
Solid skills in CSS-in-JS, state management (Redux, Zustand), and component-driven development (Story

📌 Senior BigCommerce Front-End Engineer (Bengaluru)
🏢 EPAM Systems
📍 Bengaluru