Intermediate Application Developer- eCommerce (Shopify) Platform Support

Job description

Before you apply to a job, select your language preference from the options available at the top right of this page. Explore your next opportunity at a Fortune Global 500 organization. Envision innovative possibilities, experience our rewarding culture, and work with talented teams that help you become better every day. We know what it takes to lead UPS into tomorrow—people with a unique combination of skill + passion. If you have the qualities and drive to lead yourself or teams, there are roles ready to cultivate your skills and take you to the next level. Job Description: Overview 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.