Junior Java Developer

Please note, this is not an entry level role.

Role Overview

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