Full Stack Developer - E-commerce Specialist

To apply, you will only have to fill a short form on our website that will take you less than 5 minutes.

About the Company

Our client is a U.S.-based leader in personal safety and affordable wireless services. They provide innovative GPS tracking devices and telecom solutions designed to protect loved ones, vehicles, and assets.

Job Description

We are seeking a highly skilled Full Stack Developer with a strong emphasis on back-end development, particularly specializing in e-commerce payment systems, tokenization, and analytics tracking. The ideal candidate will possess deep expertise in both front-end and back-end development, with extensive, hands-on experience across Shopify and WordPress/WooCommerce platforms, coupled with advanced API integration capabilities.

Required Experience and Qualifications

• MANDATORY: Proven at least 5 years of experience in Full Stack Development, with a strong back-end focus.
• MANDATORY: Extensive hands-on experience with both Shopify and WordPress/WooCommerce (front-end and back-end).
• Expert-level experience in building custom checkout and shopping cart functionality within both WordPress/WooCommerce and Shopify environments.
• Deep expertise in payment gateway integration (Stripe, Apple Pay, Google Pay, Amazon Pay) and advanced API integration.
• Proficiency in HTML, CSS, JavaScript (ES6+), and modern front-end frameworks such as React, Angular, or Vue.js.
• Strong experience with server-side languages, particularly PHP and Node.js.
• Familiarity with database management (SQL and NoSQL).
• Solid understanding of web performance optimization and security best practices.

Responsibilities

• Design and develop robust, secure, and user-friendly interfaces using HTML, CSS, and JavaScript.
• Build interactive, responsive web pages and applications focused on optimal UI/UX, including custom styling of checkout fields and user-friendly error feedback.
• Develop complex server-side logic and APIs, crucial for handling sensitive financial data and integrating third-party payment services such as Stripe, Apple Pay, Google Pay, and Amazon Pay.
• Manage databases, ensuring efficient, secure, and compliant data storage and retrieval, especially for payment tokens.
• Optimize applications for exceptional performance, scalability, and security, with a strong focus on payment system reliability.
• Implement advanced features and customizations on Shopify and WordPress/WooCommerce platforms.
• Lead complex integrations with external systems (e.g., CRMs) via APIs, ensuring secure transmission and management of payment tokens and sensitive information.
• Develop custom PHP functions, utilize hooks and filters for payment gateways, and engage in custom plugin development or enhancement for WooCommerce.
• Work with Shopify Admin API and Storefront API for payment app integration, custom code, templates, and webhooks for order and payment events.
• Implement and manage analytics tracking using Google Analytics/GA4 and Google Tag Manager (GTM).

Preferred Skills

• Experience with cloud platforms (AWS, Azure, Google Cloud), particularly for deploying and managing high-performance web applications.
• Familiarity with CI/CD pipelines and agile development environments.
• Exceptional analytical, problem-solving, and debugging abilities.

Software & Tools

• Experience with Browser DevTools, WooCommerce logs, and Shopify logs.
• Familiarity with analytics tools such as Google Analytics and Google Tag Manager.

English Level

C1

Schedule

9 – 5 PST, Monday to Friday

Compensation & Benefits

Payment in USD or local currency according to candidate’s preference.