Full-Stack Engineer — AI, Shopify & Next.js (Hybrid)

Sans; California; Hybrid; USD 130,000 - 160,000; Full time

Benefits offered by this job

Fully paid medical, dental, and vision

401k

Unlimited PTO + 11+ holidays

Wellness stipend

Free Sans product

Job summary

Sans is seeking a Full Stack Engineer to power the customer experience and internal systems, spanning Shopify Hydrogen storefront, Next.js apps, and AI tools. The role reports to the Director of E-Commerce and collaborates directly with the CEO on priorities.

You’ll move from idea to production quickly in a fast-moving, small team. The ideal candidate is strong across the stack, uses AI development tools daily, and is excited by a wide range of problems from storefront UX to data flows and

Qualifications

• Bachelor’s degree in Computer Science preferred.
• 4-7 years of professional software engineering experience.
• Strong React and TypeScript skills.
• Shopify Storefront API / Hydrogen experience preferred.
• Strong Next.js experience across internal and customer-facing apps.
• Experience integrating Klaviyo, Attentive, Gorgias via APIs and webhooks.
• Active daily use of AI development tools in production workflows.

Responsibilities

• Own and improve the Sans headless storefront built on Shopify Hydrogen and React Router, with a focus on conversion, performance, and a clean purchase experience
• Build the dedicated commerce experience that will support upcoming mobile app and create a seamless connection between web and app
• Architect and ship customer-facing AI features, including a conversational recommendation experience that helps customers find the right product for their home, use case, and environment
• Build systems that turn customer feedback into usable signal by pulling from support tickets, reviews, and social comments and making that information accessible across the company
• Develop internal tools and AI-powered workflows that help teams move faster across operations, customer experience, and growth
• Maintain and expand integrations across our ecommerce stack, including Klaviyo, Attentive, Gorgias, and similar platforms, with clear ownership of APIs, webhooks, and data flows
• Partner with the Head of Digital, Creative, and CX teams to translate customer needs and business priorities into shipped software
• Contribute to technical strategy and help shape how Sans uses modern tooling, including AI-assisted development, to build faster and operate more effectively
• This is an individual contributor role with broad ownership across customer-facing products and internal software systems.

Skills

React

TypeScript

Shopify

Next.js

APIs & Webhooks

AI tools

Docker

React Native

Vercel

Performance

Education

Bachelor's Degree in Computer Science

Tools

Shopify Hydrogen

Klaviyo

Attentive

Gorgias

Claude Code

Job description

Sans is seeking a Full Stack Engineer to power the customer experience and internal systems, spanning Shopify Hydrogen storefront, Next.js apps, and AI tools. The role reports to the Director of E-Commerce and collaborates directly with the CEO on priorities.

You’ll move from idea to production quickly in a fast-moving, small team. The ideal candidate is strong across the stack, uses AI development tools daily, and is excited by a wide range of problems from storefront UX to data flows and