Description
[DT] : Senior Shopify Engineer
Location: Noida, India; Remote, India
Department: Operations
Experience: 6+ Years
Senior Shopify Engineer
(Themes • Apps • Extensions • Functions • Checkout • Infrastructure • AI)
Role Overview
We are seeking a highly senior, technically authoritative Shopify Engineer with deep expertise across the entire
Shopify ecosystem — including Themes (Liquid), Apps, Extensions, Shopify Functions (Wasm), Checkout
Extensibility, Hydrogen/Oxygen, API orchestration, and high-scale commerce infrastructure.
This role requires a track record of mission-critical checkout implementations, advanced API handling under rate limits, subscription and payment systems, and the ability to design and orchestrate complex multi-system architectures while maintaining performance, reliability, and scalability.
Core Responsibilities
1. Shopify Storefront & Theme Engineering
Architect and develop fully custom Online Store 2.0 themes.
Advanced proficiency in Liquid templating (sections, blocks, dynamic schema configuration).
Build modular, reusable, merchant-configurable custom blocks and sections.
Implement Theme App Extensions for scalable, upgrade-safe customizations.
Develop and optimize storefront performance (Core Web Vitals, Lighthouse, lazy loading, script isolation).
Implement smart discount presentation logic and dynamic merchandising rules.
2. Shopify Apps & Platform Development
Design and build private Shopify apps.
Develop:
Admin embedded apps (React / TypeScript)
App proxy pages
Webhook processors
OAuth flows
Full lifecycle app management:
App registration
Store installation flows
Permission scopes management
API versioning
Create internal tooling dashboards for merchants and operations teams.
3. Shopify Extensions & Functions (Modern Architecture)
Deep experience required in:
Checkout UI Extensions
Implementing logic across supported checkout extension points.
Custom UI injection with strong state management.
Secure and compliant checkout customization strategies.
Shopify Functions (Wasm Runtime)
Writing high-performance functions in:
Rust (preferred for production-grade performance)
JavaScript (where appropriate)
Implement business rules for:
Discount logic
Shipping customization
Payment customization (where supported)
Migrating legacy Scripts to modern Functions-based architecture.
4. Checkout, Payments & Subscriptions (Critical Expertise)
Candidates must have delivered real-world implementations involving:
Carrier-calculated shipping (CarrierService API)
Custom shipping rate logic engines
Subscription APIs using Shopify Subscription Contracts
Recurring billing flows and lifecycle management
Payment provider integrations
Secure transaction orchestration
PCI-aware architecture decisions
Handling checkout-sensitive modifications with safe rollout strategies
Must demonstrate experience with:
Idempotency handling
Transaction reliability
Webhook reconciliation logic
Recovery strategies for failed billing events
5. Shopify APIs – Advanced Engineering
Strong expertise in:
Shopify Admin GraphQL API
REST API (legacy support and maintenance)
Storefront API
Including:
Deep understanding of rate limiting mechanics
Implementing adaptive throttling
Queue-based request management
Retry/backoff strategies
Idempotent webhook handling
Background job processing
Event-driven architectures
Bulk & Data Operations
Bulk API operations (GraphQL bulk queries & mutations)
High-volume import/export systems
Data migration tooling
Custom sync engines
Scheduled background processing pipelines
6. Headless Commerce
Building storefronts using:
Hydrogen (React-based framework)
Modern React Router patterns
Deploying to Oxygen
Designing hybrid/headless commerce strategies
Secure integration with backend services
7. Infrastructure & DevOps (Azure-First)
Mandatory expertise in:
Microsoft Azure
App Services
Container Apps
Networking
Secrets management
Monitoring & logging
Docker (production-grade containerization)
CI/CD pipelines (GitHub Actions / Azure DevOps)
Environment management & configuration strategies
Zero-downtime deployments
Rollback strategies
Observability & performance monitoring
8. Backend Engineering
Node.js or PHP (Laravel preferred)
Strong TypeScript proficiency
Advanced SQL knowledge
ORM usage (e.g., Prisma or equivalent)
Background job systems
Queue management
Caching strategies (Redis or equivalent)
9. Testing & Quality Engineering (Non-Negotiable)
Strong automation discipline required:
Playwright for E2E testing (mandatory)
Unit testing (Jest/Vitest/PHPUnit)
API contract testing
Webhook simulation frameworks
Load testing for checkout flows
CI-integrated test pipelines
Deterministic testing for subscriptions & recurring billing
Must understand testing in the context of:
Checkout reliability
Subscription lifecycle validation
Shipping rate correctness
Data integrity under load
10. AI & Advanced Systems
Production experience with:
Retrieval-Augmented Generation (RAG)
Agentic workflows
Tool orchestration
Multi-step reasoning systems
MCP-style integrations
Safe AI integration into commerce flows
Evaluation & observability of AI systems
Required Experience
8+ years of professional software engineering experience.
3+ years working on high-availability, high-traffic systems.
Demonstrable track record of Shopify checkout-sensitive implementations.
Proven ability to manage multiple complex projects simultaneously.
Required Technical Stack Knowledge
Liquid
TypeScript / JavaScript
React
Remix / React Router patterns
Rust (for Shopify Functions)
Node.js
PHP (Laravel)
SQL (advanced)
Prisma (or equivalent ORM)
Docker
Azure
Git
CI/CD pipelines
Playwright
Shopify Admin GraphQL API
Storefront API
Bulk Operations API
Webhooks & Event-driven architectures
Strong Advantages
Shopify Plus experience
Public Shopify App Store releases
Migration experience (Scripts → Functions)
Headless commerce at scale
Advanced performance engineering
Open-source contributions
Agile/Scrum leadership experience
What We Expect From You
You are:
Architect-level in Shopify
Comfortable owning checkout-critical systems
Fluent in platform limitations and extensibility boundaries
Experienced in rate-limit-safe API orchestration
Strong in observability and reliability
A mentor and technical leader
Detail-oriented with system-level thinking
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