Design, develop, and maintain applications using Oracle ATG Web Commerce Customize and configure ATG components, pipelines, and services Develop eCommerce features like Catalog, Pricing, Promotions, Cart, Checkout, Order Management Integrate ATG with Payment Gateways, ERP, OMS, CRM Provide production support, troubleshooting, and issue resolution Perform code reviews and ensure best coding practices Collaborate with Business, QA, DevOps teams Support deployments across DEV / QA / UAT / PROD Prepare and maintain technical documentation