Full Stack Developer at Plateful – Poland | Jobyssey

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.

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.

Write automation scripts in Node.js, Python, or PHP to handle worflows across the organization.
Build lightweight internal tools that replace manual spreadsheet work.

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.

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 tracking setups, automation flows, and integration architecture.

3+ years of full stack or frontend-leaning development experience in web/ecommerce.
Strong frontend fundamentals: HTML5, CSS3, responsive design, and vanilla JavaScript -> you can build a lander from scratch without a framework.
Hands-on experience with Google Tag Manager, GA4, Meta Pixel, and first-party data layers.
Experience with Shopify (Liquid templating, REST/GraphQL APIs, webhooks)
Proficiency in Node.js. You are comfortable writing API bridges, cron jobs, and data transformation scripts.
Working knowledge of AWS
Fluent in Git

Build systems, automations, and eCommerce experiences that directly impact a fast-growing DTC business
Work closely with founders and business leaders, giving you real ownership and influence over technical decisions
Enjoy a fully remote work environment with the flexibility and autonomy to do your best work
Competitive salary package based on experience, technical expertise, and overall contribution
Be part of a high-performing team focused on scaling products, improving operations, and building solutions that drive measurable business growth

Full Stack Developer

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