Full-Stack Developer, CRO & Experimentation

🕒 September 3

🇩🇪 Germany – Remote

⏰ Full Time

🟡 Mid-level

🟠 Senior

🧑‍💻 Full-stack Engineer

👻 Ghost score 15%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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NATURTREU

WebsiteLinkedInAll Job Openings

11 - 50 employees

🏥 Healthcare

🧘 Wellness

🍽️ Food & Beverage

Healthcare • Wellness • Food & Beverage

NATURTREU is a company that specializes in the development of plant-based nutritional supplements that are holistic, natural, and sustainable. Their products are designed to meet specific health and wellness needs without the use of chemical additives or fillers. Each product is created according to the latest scientific standards, ensuring optimal ingredient selection and dosage for effective results. The brand emphasizes its commitment to remaining true to nature.

📋 Description

• Implement the testing program technically, from frontend implementation in the Shopify theme to backend logic using Shopify Functions and custom apps • Develop A/B tests and personalization initiatives end to end for the Shopify Plus store • Implement A/B and multivariate tests in Kameleoon using JavaScript (ES6+), HTML5, and CSS3 • Develop and optimize sections, templates, and snippets in the Shopify theme using Liquid, HTML5, CSS3 (SCSS), and JavaScript • Incorporate successful test variants into the production codebase • Develop Shopify Functions for discounts, cart and checkout transformations, and validation rules • Model data structures using metafields and metaobjects • Design, develop, and operate custom apps with Node.js/TypeScript, Remix, and Shopify CLI • Develop internal admin tools, Checkout UI Extensions, and app blocks for the storefront • Integrate ERP, CRM, and marketing systems via the Admin API (GraphQL), webhooks, and event-driven workflows • Work with rate limits, function constraints, and Checkout Extensibility • Ensure tests are measurable through event and goal setup and data transfer to GA4 / BigQuery • Perform QA across relevant browsers, devices, and markets • Monitor performance and stability while preventing flicker and layout shifts (CLS) • Document code • Purposefully use and help develop standards for AI tools in the workflow • Contribute to agile processes using Git, pull requests, and code reviews • Support deployments via CI/CD, such as GitHub Actions • Collaborate closely with the CRO Lead, Web Development team, and external agencies • Gradually assume technical ownership of the experimentation setup

🎯 Requirements

• Several years of experience in full-stack development in an e-commerce environment, ideally with Shopify / Shopify Plus • Practical experience with Shopify Functions and developing Shopify custom apps • Strong command of JavaScript (ES6+), HTML5, CSS3 (SCSS), and Liquid • Experience with A/B testing tools such as Kameleoon, VWO, or Optimizely, or a strong willingness to get up to speed quickly • Understanding of metafields / metaobjects, the Admin API, and webhooks • Experience with AI-assisted coding, such as Claude, Copilot, or Cursor, and an interest in continuous learning • Basic understanding of web analytics and tracking (GA4, data layer), as well as performance metrics (Core Web Vitals) • Confident working with Git, code reviews, and CI/CD pipelines, such as GitHub Actions • Thorough, detail-oriented approach with high quality standards • Excellent communication skills, strong team orientation, and a hands-on mentality • Must be permanently based in Germany

🏖️ Benefits

• 100% remote within Germany • Up to 90 days per year of working remotely from another EU country • Flexible working hours within core availability hours • 30 days of annual leave • Company pension plan based on ETFs • Access to professional coaching, sessions, and content through OpenUp • Employee discount on NATURTREU products • Summer and Christmas parties • Opportunities for professional and personal development