We’re looking for a Full Stack Developer who has experience with frontend conversion, backend automation, and data-driven optimization. You’ll build high-performing landing pages and checkout experiences, set up accurate tracking and analytics across our eCommerce stack, and script the automations that keep orders, data, and insights flowing on a cloud-native AWS infrastructure.

Requirements

What You’ll Do
- Build and maintain Shopify store and standalone landing pages using HTML, CSS,

and JavaScript (pixel-perfect from Figma).
- Craft high-converting landers, product pages, and promotional micro-sites with

responsive design and cross-browser compatibility.
- Own the frontend inside CheckoutChamp: style checkout flows, order bumps, and

upsell pages to match brand guidelines and maximize CRO.
- Optimize page load speed, Core Web Vitals, and mobile experience.
- Implement and maintain client-side and server-side tracking across Shopify,

CheckoutChamp, and custom landers: Google Tag Manager DataLayer, GA4, and

other ad platform scripts.

eCommerce Development & Customization




- Extend Shopify functionality using Liquid templates, Storefront API, and custom

apps.
- Integrate funnels with third-party APIs.
- Build and manage webhook-driven workflows between Shopify, CheckoutChamp,

and backend systems.

Automation & Scripting
- Write automation scripts in Node.js, Python, or PHP to handle worflows across the

organization.
- Build lightweight internal tools that replace manual spreadsheet work.

AWS & Infrastructure
- Deploy and maintain services on AWS: Lambda, API Gateway, S3, RDS,

CloudWatch, SQS/SNS, EC2
- Apply security best practices for handling customer data, PII, and payment

information.

Collaboration & Version Control
- Use Git for all development. feature branches, PRs, code reviews, and CI/CD

pipelines.
- Partner closely with media buyers, CRO specialists, and marketing ops to translate

business needs into technical implementations.
- Document all

📌 Full Stack Developer CET zone hours (España)
🏢 Plateful
📍 España