Senior Shopify Plus Developer - Remote: Checkout & Apps

GrowthAssistant, LLC; Philippines; Remote; PHP 5,729,000 - 8,275,000; Full time

Benefits offered by this job

Fully Remote

Health Coverage (HMO)

7 Paid Holidays

6 PTO days per year

Parental leave after 1 year of service

Anniversary bonus

Referral bonus

Job summary

GrowthAssistant is a fully remote team connecting top marketing and operations talent with fast-growing companies. We are hiring a Senior Shopify App Developer for a healthcare e-commerce company, owning custom checkout and customer-login integrations on Shopify Plus, and building apps behind them.

This senior, independent role offers room to grow into technical lead as the Shopify team scales to 3–4 developers and supports multiple partner-branded storefronts from one fulfillment backend.

Qualifications

• 5+ years of Shopify development with at least one shipped custom app on Shopify Plus.
• Hands-on custom checkout experience: Checkout Extensions, Payments Apps API, or a payment-provider integration (Stripe preferred).
• Strong TypeScript / Node.js experience and identity provider integrations (OpenID Connect / Azure B2C).
• Able to read unfamiliar codebase, estimate honestly, and make architectural decisions without a tech lead.
• Daily use of AI coding tools (Claude, Cursor, Copilot) with US Eastern Time overlap.

Responsibilities

• Own the custom checkout build within Shopify Plus, including Stripe/IIAS flow for auto-substantiation.
• Integrate a third-party identity provider with Shopify customer accounts.
• Plan and sequence integration workstreams across login, eligibility, and checkout.
• Build and maintain custom Shopify apps across Admin, Storefront, Customer Account, and Checkout APIs.
• Read and extend existing TypeScript code and document decisions for the business team.

Skills

Shopify development

TypeScript / Node.js

Identity provider integration

Independent judgment

AI tools & availability

Tools

Azure B2C

Shopify Admin APIs

Payments Apps API

OpenID Connect

Job description

GrowthAssistant is a fully remote team connecting top marketing and operations talent with fast-growing companies. We are hiring a Senior Shopify App Developer for a healthcare e-commerce company, owning custom checkout and customer-login integrations on Shopify Plus, and building apps behind them.

This senior, independent role offers room to grow into technical lead as the Shopify team scales to 3–4 developers and supports multiple partner-branded storefronts from one fulfillment backend.