IBM ACE Senior Developer

IBM ACE Senior Developer

100% Remote

W2 Candidates only

Minimum Experience: 10+ Years

Required Qualifications

Key Responsibilities

• Design and develop integrations using IBM App Connect Enterprise (ACE)

• Implement file and document management integration patterns, including:

• Large file handling and streaming - Pass-through vs. transform patterns

• Metadata + binary content separation, chunking, buffering, and payload size management

• Build REST-based APIs for document management operations

• Integrate Salesforce with AWS S3 for secure document storage and retrieval

• Implement secure authentication and authorization (OAuth 2.0, IAM roles, certificates, TLS)

• Design robust error handling, retry, and idempotency mechanisms for file transfers

• Implement logging, tracing, and auditability for document transactions

• Support deployments across DEV / INT / QA / PROD environments

• Collaborate with Salesforce, cloud, and DevOps teams to align on architecture and standards

Required Skills & Experience

• 6+ years of middleware / integration development experience

• Strong hands-on experience with IBM App Connect Enterprise (ACE) (v11+ preferred)

• Proven experience handling file and binary content in integrations

• Deep understanding of integration design patterns for documents/files

• Experience with REST APIs, JSON/XML, and multipart payloads

• Hands-on experience integrating with AWS S3 (upload/download, security, lifecycle)

• Experience integrating with Salesforce APIs, especially file/content operations

• Strong knowledge of OAuth 2.0, JWT, TLS, and enterprise security best practices

• Ability to design for performance, scalability, and reliability