We are seeking a Backend Java Developer with hands-on experience supporting enterprise e-commerce platforms. This role is focused on backend commerce architecture, including catalog management, pricing, order lifecycle, integrations, and high-volume transactional processing.
This is a specialized backend role—not a general web development position. The ideal candidate will bring practical experience working within large-scale e-commerce environments and a strong understanding of how backend commerce systems operate in production.
You will partner with cross-functional teams to design and enhance scalable backend services, integrate with external systems, and support critical commerce operations in a complex enterprise environment.
Key Responsibilities
Design, develop, and maintain Java-based backend services supporting ecommerce functionality
Build and optimize RESTful APIs for catalog, pricing, checkout, and order processing workflows
Integrate ecommerce platforms with ERP systems, payment gateways, inventory systems, and third-party services
Support high-volume transactional environments with a focus on performance, scalability, and reliability
Collaborate with frontend developers and platform teams to ensure seamless end-to-end commerce functionality
Troubleshoot production issues and contribute to ongoing backend architecture improvements
Required Experience
Professional experience in backend Java development (2–3+ years)
Hands-on experience working within enterprise ecommerce platforms such as SAP Commerce (Hybris), Oracle Commerce, WebSphere Commerce, Magento (backend), or custom-built commerce systems
Strong proficiency with Java and Spring / Spring Boot frameworks
Experience building RESTful services supporting commerce-related workflows
Experience working with relational databases and transactional systems
Solid understanding of ecommerce backend concepts, including: Product and catalog structures; Pricing and promotions; Order lifecycle and checkout flows; Payment processing; Inventory and ERP integrations
Experience working in production environments within collaborative, team-based settings
Preferred Qualifications
Experience supporting B2B or high-volume ecommerce platforms
Exposure to microservices architecture and distributed systems
Experience with messaging or event-driven architectures
Background in performance optimization within transactional systems
Familiarity with cloud-based or hosted commerce platforms
Experience working in Agile environments
Work Setting: ONSITE (five days a week in-office)
Location: Philadelphia, PA (19154)
Employment Type: Contract-to-Hire
Compensation Range: $70,000 - $90,000 | Commensurate with experience
Seniority level
Associate
Employment type
Full-time
Job function
Information Technology
Industries
Transportation, Logistics, Supply Chain and Storage
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