Backend Developer

Title: Backend Developer

Job Type: Contract
Location: Minnesota
Work Arrangement: Hybrid 2 3 Days Onsite per Week
Local Candidates: Required

Job Summary

We are seeking an experienced Backend Developer to design, develop, and support backend services, BFF APIs, commerce APIs, and enterprise integrations for a modern e-commerce platform supporting both B2B and B2C customers.

The ideal candidate will have strong experience with backend API development, REST APIs, SQL, cloud services, e-commerce workflows, enterprise integrations, and event-driven architecture. Experience with AWS, Oracle integrations, headless commerce, and modern authentication technologies is highly preferred.

Key Responsibilities

• Design, develop, and maintain backend-for-frontend (BFF) APIs supporting product search, product details, login, registration, customer accounts, carts, bulk orders, and checkout.
• Develop REST APIs and integrations using modern backend technologies.
• Integrate customer accounts, addresses, carts, orders, pricing, inventory, and product information across multiple systems.
• Implement authentication and account-based authorization using technologies such as OAuth 2.0, OpenID Connect, and Amazon Cognito.
• Integrate with content and product information platforms including AEM, DAM, and PIM.
• Develop real-time integrations with enterprise systems and APIs for pricing, inventory availability, lead times, and order processing.
• Build and support asynchronous, event-driven workflows using AWS SNS and S3.
• Support account synchronization and data integration across multiple enterprise systems.
• Develop search API integrations using Solr and support potential integration with Algolia.
• Implement reliable handling of timeouts, retries, duplicate events, idempotency, partial failures, and reconciliation.
• Develop automated unit and integration tests and participate in code reviews.
• Support CI/CD pipelines, API documentation, application monitoring, logging, and tracing.
• Troubleshoot production issues and improve application performance and reliability.
• Collaborate with frontend, IAM, QA, ERP, content, and integration teams.
• Translate business requirements into scalable and maintainable backend solutions.

Required Qualifications

• Hands-on experience developing and supporting production backend services and APIs.
• Strong experience with REST APIs, JSON, API contracts, and service integrations.
• Experience with Backend-for-Frontend (BFF) or API aggregation patterns.
• Strong understanding of e-commerce workflows including customer accounts, carts, checkout, pricing, and order processing.
• Experience with synchronous APIs and asynchronous/event-driven integrations.
• Strong understanding of data mapping, retries, idempotency, failure recovery, and distributed system troubleshooting.
• Working knowledge of OAuth 2.0, OpenID Connect, token/session management, and authorization.
• Strong experience with relational databases and SQL.
• Experience with cloud services, messaging platforms, and object storage.
• Experience with automated unit and integration testing.
• Experience with Git, CI/CD pipelines, code reviews, and application observability.
• Strong communication and collaboration skills.

Preferred Qualifications

• Experience with commercetools APIs and commerce data models.
• Experience with Oracle EBS, Oracle GOP, Oracle Integration Cloud (OIC), or SOA services.
• Hands-on experience with AWS SNS, AWS S3, Amazon Cognito, Amazon Aurora, or Better Auth.
• Experience working with AEM Publish, AEM DAM, or PIM APIs.
• Experience with B2B commerce and account-specific pricing/access.
• Experience with multiple ship-to and bill-to locations, bulk ordering, and purchase order workflows.
• Experience with Solr or Algolia and product/content indexing.
• Experience with caching and distributed application performance.
• Experience integrating e-commerce platforms with enterprise ERP systems.

Technical Environment

Backend & APIs: REST APIs, JSON, BFF, API Integration
Cloud & AWS: AWS SNS, S3, Cognito, Aurora
Commerce: commercetools
Content/Product: AEM, DAM, PIM
Search: Solr, Algolia
Enterprise Integration: Oracle EBS, Oracle GOP, OIC, SOA
Database: SQL / Relational Databases
DevOps: Git, CI/CD, Automated Testing, Monitoring & Observability

Work Location

Minnesota Hybrid

Candidates must be local to Minnesota and available to work 2 3 days onsite per week.

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