Shopify Full-Stack Developer

Job Title: Shopify Full-Stack Developer

Location: Remote

Employment Type: Full-Time, Independent Contractor (exclusive to our company, 40 hours/week)

Compensation: USD 2,000 - 3,000 per month

About Us

KU Europe GmbH is a family-owned D2C company behind KU2 Cosmetics, dedicated to helping people “grow older, look younger.” With our own fulfillment center, we serve millions across the DACH region, ensuring top-quality products, fast delivery, and an exceptional customer experience. Embracing a remote-first culture and collaborating with global talent, we create innovative beauty and anti-aging products that deliver real, lasting results.

Job Summary:

As a Full-Stack Developer, you will be responsible for developing, maintaining, and enhancing our Shopify stores. You’ll work on both front-end and back-end development, integrating apps, improving site performance, and implementing custom features to deliver a seamless user experience.

Key Responsibilities:

• Develop and customize Shopify stores, including themes and templates, using Liquid, HTML, CSS, JavaScript, and JSON.


• Build, maintain, and integrate custom Shopify apps, leveraging Shopify APIs and managing third-party integrations.


• Optimize front-end performance, ensuring fast load times, mobile responsiveness, and cross-browser compatibility.


• Collaborate with designers, marketers, and product teams to implement new features, improvements, and best practices.


• Troubleshoot and resolve technical issues across the Shopify ecosystem, maintaining high-quality standards.


• Stay up-to-date with Shopify trends, best practices, apps, and new features to continually enhance the store experience.


• Support headless Shopify setups or other advanced configurations when needed.


• Provide guidance on e-commerce analytics, CRO strategies, and performance tracking to improve store efficiency.

• At least 4+ years of hands-on experience with Shopify development, including Liquid, HTML, CSS, JavaScript, and JSON.


• Strong understanding of Shopify APIs, custom apps, and integrations, including back-end logic and server-side workflows within Shopify.


• Strong front-end Shopify development skills, including theme customization, responsive design, and optimizing performance for user experience.


• Experience with version control systems like Git.


• Basic knowledge of back-end development using PHP and the Laravel framework.


• Familiarity with e-commerce analytics and CRO tools.


• Familiarity with headless Shopify setups.


• Knowledge of SEO best practices, web performance optimization, and responsive design.


• Strong problem-solving skills and attention to detail.


• Excellent communication skills and ability to work in a collaborative team environment.

• 100% Remote – work from anywhere.


• 25 paid days off per year


• Opportunity to work in a dynamic, fast-growing international company.


• Long-term position with room for growth.

Note: This position is an unlimited independent contractor engagement, requiring a full-time commitment of 40 hours per week. Please note that this role is exclusive, meaning the independent contractor is not permitted to work with any other company during the engagement. This requirement is in place due to confidentiality and data privacy considerations.