Intermediate Application Developer- eCommerce (Shopify) Platform Support

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Overview Job Description: We’re looking for an Intermediate Application Developer to help support, enhance, and evolve our customer facing apps. This role involves hands-on development, system integration work, troubleshooting, and supporting a cloud‑hosted, high‑availability application.

Key Responsibilities

• Develop and maintain application features using React.js (front‑end) and Node.js (back‑end).
• Support integrations with multiple enterprise APIs for merchant, order, policy, and payment processing.
• Handle and monitor webhook events, including troubleshooting failed transactions.
• Work with Redis for caching and Cosmos DB for storing merchant and order data.
• Deploy and support code through an Azure CI/CD pipeline.
• Ensure secure authentication flows, including OAuth and session‑token–based communication.
• Assist in maintaining application reliability across multi‑region active‑passive deployments.
• Help improve system performance, scalability, and resiliency.

Required Skills

• 3+ years of experience in application development.
• Strong proficiency in React.js, Node.js, HTML, CSS and API development.
• Experience working with the Shopify platform, including app development, webhook handling, API usage, and extension frameworks.
• Familiarity with cloud platforms (Azure preferred) and CI/CD pipelines.
• Experience with NoSQL databases and caching technologies.
• Understanding of authentication and authorization patterns.
• Ability to troubleshoot issues across distributed systems.

Nice to have

• Knowledge of event‑driven architecture and webhook processing.
• Exposure to Java‑based backend ecosystems. What You’ll Work On You’ll support a full eCommerce workflow—merchant onboarding, order processing, policy creation, and payment handling—across a modern JavaScript stack integrated with multiple enterprise services. The platform runs on Azure with automated CI/CD, caching, NoSQL storage, and built‑in failover support.

Employee Type Permanent UPS is committed to providing a workplace free of discrimination, harassment, and retaliation.