01
Storefront API integration
Product, collection and cart queries over GraphQL, with caching and webhook-driven revalidation.
Senior / Staff
Hire senior headless Shopify and Next.js developers
E-commerce engineers who move storefronts off heavy Liquid themes onto Next.js and the Storefront API — keeping Shopify's checkout, apps and inventory where they belong.
Role profile
What we look for in a Senior Headless Shopify Developer
Seniority and experience are agreed in the proposal, and you interview every engineer before they start. These are the skills that interview should test.
02
Core Web Vitals on mobile
Removing theme-app bloat, optimizing images and fonts, and tracking field LCP, INP and CLS per template.
03
Search and merchandising
Algolia or Typesense with typo tolerance, facets and merchandising rules your team can manage.
Typical work
What a Senior Headless Shopify Developer typically works on
Examples of the scope this role is hired for. Your statement of work sets the actual deliverables and how they are accepted.
- 01A headless Next.js storefront for a direct-to-consumer brand
- 02Mobile speed work on product and cart pages, measured in field data
- 033D or AR product configurators wired into the headless cart
- 04Webhook-driven cache invalidation when products change
Stack and tools
What this role works with day to day. Tell us your stack and we’ll say plainly which parts we can staff.
- Next.js
- Shopify Storefront API
- Tailwind CSS
- Algolia
- Cloudflare
- TypeScript
Technology guides
Related service
Web & frontend developmentField Core Web Vitals measured before and after, and a replatform shipped route by route — while your team keeps releasing weekly.
How hiring works
Four steps, agreed in writing before anyone starts
01
Tell us the role
The stack, the seniority you need, the hours you want covered, and any certifications the work requires. We reply within one business day.
02
We propose engineers
A written proposal sets out who we'd put forward, their seniority and experience, the scope, and the terms. If we can't staff the role well, we say so.
03
You interview every engineer
Nobody starts on your codebase until you've interviewed them and agreed. Use the skills on the role page as your interview checklist.
04
Working arrangements go in the SOW
Working-hours overlap is agreed for each engagement and written into the statement of work — the shared window, who shifts hours, and how handoffs work outside it.
QuantmHill provides development teams from India for Indian startups and SMEs. Role profiles describe project capabilities; availability is confirmed for your engagement. Our team works on India Standard Time. Project working hours, availability and handoff responsibilities are agreed before kickoff.
Need specific certifications? Tell us at the start and we'll confirm whether we can staff to that requirement before you sign. There are no recruiting fees.
FAQ
Questions about hiring a Senior Headless Shopify Developer
Answered the way we would on a call. If yours isn’t here, send it — we reply within one business day.
Checkout stays on Shopify, including Shop Pay and Apple Pay, and back-office apps keep working. Apps that inject storefront scripts need replacing or re-integrating; we list which ones before you commit.
Speed reliably removes friction, but the effect on your conversion rate depends on your traffic and catalog. We measure field Core Web Vitals before and after, and run the comparison against your own analytics.
Related roles
Similar and adjacent roles
Add a Senior Headless Shopify Developer to your team
Tell us the stack, the seniority you need and the hours you want covered. We reply within one business day, and you interview every engineer before they start.