Head of Commerce Technology – Growth

Jobtailor; New York (NY); On-site; USD 140,000 - 210,000; Full time

Job summary

Jobtailor in New York City is seeking an experienced Ecommerce Engineer focused on Shopify Plus to design and implement custom apps using Liquid, Node.js, and React. You will own serverless functions in AWS Lambda and work on integrations across ERP, OMS, CRM, payments, and fulfillment.

You will mentor teammates, review architectures, and guide decisions while aligning technical work with business outcomes.

Qualifications

• 7+ years of ecommerce engineering experience.
• Strong, hands-on Shopify Plus experience, including Liquid, Shopify APIs, custom apps, Checkout Extensibility, Shopify Flow, metafields, and multi-market configuration.
• Hands-on experience with AWS Lambda or equivalent serverless technologies, including building, troubleshooting, and maintaining functions.
• Experience architecting integrations across ERP, OMS, CRM, payments, and fulfillment.
• Ability to clearly communicate technical architecture and decisions to technical and non-technical partners.
• Experience mentoring and collaborating with other engineers and sharing technical knowledge across a team.
• Experience owning vendor evaluations, including setting criteria, assessing technical capabilities, and providing recommendations.

Responsibilities

• Write code for Shopify Plus custom apps using Liquid, Node.js, and React.
• Own and extend AWS Lambda functions connecting the OMS to the broader commerce stack.
• Partner with the OMS team on backend integrations across order management, fulfillment, and downstream systems.
• Evaluate complex technical challenges, identify appropriate solutions, and explain technical decisions.
• Guide architecture and development decisions across the team.
• Review technical approaches, identify risks, share best practices, and build scalable solutions.
• Support engineers through technical discussions, code reviews, and collaborative problem solving.
• Collaborate with Marketing, Merchandising, Product, and other teams to translate business needs into technical solutions.
• Connect technical decisions to business outcomes and communicate complex ideas clearly.
• Own technical vendor evaluations, including criteria definition, assessments, and recommendations.
• Monitor the Shopify Plus roadmap and ecommerce landscape for platform changes and opportunities.
• Evaluate features with attention to site performance, digital accessibility, and customer experience.
• Contribute to AI-enabled deployment workflows, GEO and LLM product discovery, automated quality gates, and other AI applications across the commerce stack.

Skills

Shopify Plus Development

AWS Lambda Functions

Ecommerce Integration Architecture

Technical Vendor Evaluations

JavaScript / TypeScript

Tools

Liquid

Shopify APIs

React

GraphQL

REST APIs

CI/CD Pipelines

Postman

Checkout Extensibility

Job description

• Write code for Shopify Plus custom apps using Liquid, Node.js, and React
• Own and extend AWS Lambda functions connecting the OMS to the broader commerce stack
• Partner with the OMS team on backend integrations across order management, fulfillment, and downstream systems
• Evaluate complex technical challenges, identify appropriate solutions, and explain technical decisions
• Guide architecture and development decisions across the team
• Review technical approaches, identify risks, share best practices, and build scalable solutions
• Support engineers through technical discussions, code reviews, and collaborative problem solving
• Collaborate with Marketing, Merchandising, Product, and other teams to translate business needs into technical solutions
• Connect technical decisions to business outcomes and communicate complex ideas clearly
• Own technical vendor evaluations, including criteria definition, assessments, and recommendations
• Monitor the Shopify Plus roadmap and ecommerce landscape for platform changes and opportunities
• Evaluate features with attention to site performance, digital accessibility, and customer experience
• Contribute to AI-enabled deployment workflows, GEO and LLM product discovery, automated quality gates, and other AI applications across the commerce stack

Requirements

• 7+ years of ecommerce engineering experience
• Strong, hands-on Shopify Plus experience, including Liquid, Shopify APIs, custom apps, Checkout Extensibility, Shopify Flow, metafields, and multi-market configuration
• Hands-on experience with AWS Lambda or equivalent serverless technologies, including building, troubleshooting, and maintaining functions
• Experience architecting integrations across ERP, OMS, CRM, payments, and fulfillment
• Ability to clearly communicate technical architecture and decisions to technical and non-technical partners
• Experience mentoring and collaborating with other engineers and sharing technical knowledge across a team
• Experience owning vendor evaluations, including setting criteria, assessing technical capabilities, and providing recommendations
• Flexible and adaptable approach, with ability to respond to changing priorities and feedback
• Solutions-oriented mindset and ability to identify creative, practical alternatives
• JavaScript / TypeScript, React, and Node.js
• GraphQL, REST APIs, and webhook-based integrations
• CI/CD pipelines, Git workflows, and automated testing
• Web performance fundamentals, including Core Web Vitals, page speed, and third-party script management
• Hands-on experience using Postman to troubleshoot, validate, and diagnose API behavior, including authentication, request/response payloads, environment configuration, and error handling
• Experience with GEO, LLM-based product discovery, or AI tooling within ecommerce is a plus
• Experience with founder-led, DTC, beauty, fashion, or lifestyle brands is a plus
• Curiosity about emerging ecommerce technologies and willingness to continuously test, learn, and improve
• Ability to balance technical depth with understanding of the customer and business

Core Competencies

Demonstrates extensive experience in ecommerce engineering with a strong focus on Shopify Plus, including custom app development using Liquid, Node.js, and React. Capable of architecting integrations across various systems while effectively communicating technical decisions to both technical and non-technical stakeholders.

Highest-signal resume keywords

• Shopify Plus Development
• AWS Lambda Functions
• Ecommerce Integration Architecture
• Technical Vendor Evaluations
• JavaScript / TypeScript

Hard Skills

• Liquid
• Node.js
• React
• GraphQL
• REST APIs
• CI/CD Pipelines
• Automated Testing
• Web Performance Fundamentals
• Postman
• Checkout Extensibility

Soft Skills

• Clear Communication
• Mentoring
• Solutions-Oriented Mindset
• Adaptability
• Collaboration

Industry Keywords

• Ecommerce Engineering
• Order Management Systems
• Direct-To-Consumer
• Beauty Brands
• Fashion Brands

Tools & Technologies

• Shopify APIs
• Shopify Flow
• Git Workflows
• Third-Party Script Management
• AI Tooling