Senior API & EDI Integration Engineer - Supply Chain & 3PL

EPAM Systems; United States; Remote; USD 120,000 - 180,000; Full time

Job summary

EPAM Systems seeks a Senior APIs and Integration Engineer to architect and manage complex supply chain integrations with major 3PL partners, handling EDI-style connections and ensuring compliance and reliability. You will design enterprise flows, develop REST/SOAP APIs, work with SAP IDoc/ALE, and lead testing and defect resolution across global warehousing and transport networks.

This role requires strong hands-on experience and collaboration with cross-functional teams.

Qualifications

• 5+ years in hands-on B2B integration and administration.
• Experience with EDI standards like EDIFACT and X12.
• Background in integrating 3PLs, WMS, and TMS systems.
• Familiarity with SAP IDoc/ALE configurations.
• REST/SOAP API development experience.
• Experience with AI-assisted mapping and automated B2B tests.
• Certifications in webMethods or B2B integration are a plus.
• English proficiency at B2 level or higher.

Responsibilities

• Design, build, and configure enterprise integration flows to 3PL partners.
• Manage EDI trading-partner profiles, document types, and envelopes.
• Develop REST/SOAP APIs and SAP IDoc/ALE integrations for logistics.
• Execute unit tests, end-to-end B2B validation, and SIT/UAT defect triage.
• Support go-live, migration rehearsals, and partner connectivity validation.

Skills

B2B integration

EDI formats

API development

CI/CD pipelines

English proficiency

Tools

webMethods Trading Networks

webMethods Integration Server

SAP IDoc/ALE

Ardoq

Monitoring platforms

Job description

EPAM Systems seeks a Senior APIs and Integration Engineer to architect and manage complex supply chain integrations with major 3PL partners, handling EDI-style connections and ensuring compliance and reliability. You will design enterprise flows, develop REST/SOAP APIs, work with SAP IDoc/ALE, and lead testing and defect resolution across global warehousing and transport networks.

This role requires strong hands-on experience and collaboration with cross-functional teams.