[Internal] : Sr. Full Stack Shopify Developer (PHP CMS)

Senior Full Stack Developer – PHP, Shopify & AI-First Development

About the Role

Key Responsibilities

1. PHP & CMS Development

• Design, develop, and maintain scalable web applications using PHP and modern development frameworks.
• Build and customize CMS-based solutions, with a strong preference for Shopify and Shopify Plus.
• Develop custom themes, plugins, modules, and application integrations based on business requirements.
• Work with CMS platforms such as Shopify, WordPress, and other relevant PHP-based platforms.
• Optimize application performance, security, scalability, and maintainability.

2. Shopify & E-commerce Development

• Develop and customize Shopify storefronts, themes, and e-commerce functionalities.
• Work extensively with Shopify Liquid, JavaScript, HTML5, CSS3, and modern frontend frameworks.
• Develop custom Shopify applications and integrate third-party APIs, payment gateways, and external services.
• Work with Shopify APIs, webhooks, and GraphQL/REST APIs for data exchange and application integrations.
• Implement custom checkout experiences and e-commerce workflows where supported by the relevant Shopify plan and APIs.
• Troubleshoot technical issues and improve website performance, user experience, and conversion rates.

3. Full Stack Development

• Develop responsive and high-performance frontend interfaces using JavaScript and modern frontend technologies.
• Build robust backend services, APIs, and integrations using PHP and other relevant backend technologies.
• Work with relational and NoSQL databases, including MySQL and other relevant database technologies.
• Integrate frontend applications with backend services, external APIs, and third-party platforms.
• Follow coding standards, implement appropriate testing practices, and participate in code reviews.
• Collaborate with product managers, designers, and other engineers to deliver high-quality software solutions.

4. AI-First Development Approach

• Use AI-powered coding assistants and development tools to accelerate coding, debugging, testing, and documentation.
• Leverage tools such as GitHub Copilot, Cursor, Claude, or equivalent AI development platforms.
• Integrate AI APIs and services into web applications wherever they provide meaningful business value.
• Explore AI-driven automation for repetitive development tasks, code refactoring, test generation, and troubleshooting.
• Evaluate AI-generated code for correctness, security, performance, and maintainability before implementation.
• Identify opportunities to incorporate AI capabilities into CMS platforms, e-commerce workflows, and customer-facing applications.
• Continuously experiment with emerging AI development practices to improve engineering productivity.

5. Deployment & Performance Optimization

• Work with Git-based version control and collaborative development workflows.
• Deploy and maintain applications in cloud or hosting environments.
• Optimize website speed, responsiveness, SEO fundamentals, and overall application performance.
• Troubleshoot production issues and implement sustainable technical solutions.
• Ensure application security, data integrity, and adherence to development best practices.

Required Skills & Qualifications

• 6–10 years of professional software development experience.
• Strong hands-on experience with PHP and CMS-based application development.
• Demonstrable experience developing and customizing Shopify stores and e-commerce solutions.
• Strong understanding of Shopify Liquid, themes, storefront customization, and Shopify APIs.
• Experience with WordPress or other CMS platforms is an advantage.

• Strong proficiency in JavaScript, HTML5, CSS3, and responsive web development.
• Experience with modern frontend frameworks such as React.js, Vue.js, or equivalent.
• Experience developing REST APIs and integrating third-party services.
• Good understanding of MySQL or other relational databases.
• Familiarity with Node.js or other backend technologies is preferred.

• Practical experience using AI-powered development tools in day-to-day engineering.
• Ability to use AI tools for code generation, debugging, refactoring, and test creation.
• Understanding of AI API integrations and the ability to implement AI-enabled application features.
• Strong problem-solving skills and the ability to validate AI-generated code independently.

• Strong understanding of software architecture, object-oriented programming, and design principles.
• Experience with Git, debugging, performance optimization, and application security.
• Ability to independently manage development tasks and deliver production-ready solutions.
• Strong analytical, communication, and collaboration skills.

Preferred Qualifications

• Experience with Shopify Plus and complex e-commerce implementations.
• Experience developing custom Shopify apps using PHP, Node.js, or other suitable technologies.
• Knowledge of Shopify GraphQL APIs, webhooks, and headless commerce architectures.
• Experience with Laravel or other modern PHP frameworks.
• Exposure to AWS, Docker, CI/CD pipelines, and cloud deployment practices.
• Experience integrating LLM APIs or building AI-enabled workflows.
• Familiarity with automated testing frameworks and secure coding practices.

What We Are Looking For

• Has strong, hands-on PHP and Shopify development capabilities.
• Can independently handle both frontend and backend development.
• Understands the practical challenges of building scalable CMS and e-commerce solutions.
• Uses AI as an integral part of the development workflow rather than merely as an occasional coding assistant.
• Can translate business requirements into reliable, maintainable technical solutions.
• Is proactive, adaptable, and comfortable working in a fast-paced software development environment.

Ideal Candidate Profile