Integration Developer – ESB / APIs

Requirement:Strong experience with enterprise integration: ESB/middleware platforms (e.g., BizTalk, Azure Integration Services, MuleSoft, or similar). Hands-on API development and consumption (REST, SOAP, JSON, XML) in .NET environments. Proven experience with interface testing, error-handling design, and reconciliation processes. Ability to work directly with third-party technical teams to certify interfaces.Role Description Design and build integrations through the client's Enterprise Service Bus and REST/SOAP interfaces. Implement robust error handling: retries, logging, alerting, and data reconciliation. Define and document interface specifications, message formats, and data mappings for client approval. Conduct end-to-end interface testing with internal teams and external third parties. Coordinate with client technical teams for endpoints, credentials, and connectivity. Support integration defect resolution through SIT, UAT, and hyper-care.