Role Overview

We are seeking an experienced IBM Integration Bus (IIB) / App Connect Enterprise (ACE) Subject Matter Expert (SME) to lead technical analysis, documentation, and optimization of enterprise integration solutions. The role involves reviewing existing middleware implementations, messaging infrastructures, and database interactions, while producing detailed technical documentation to support knowledge transfer, modernization initiatives, and ongoing application maintenance.

Key Responsibilities

- Analyse existing IBM IIB message flows, ESQL code, subflows, libraries, and integration components.
- Review and document IBM MQ architectures, including queue managers, queues, channels, routing patterns, and integrations.
- Analyse and interpret Oracle and PostgreSQL database queries, stored procedures, functions, packages, and data models used within integration solutions.
- Document end-to-end integration architecture, process flows, business functionality, and system interactions.
- Identify and map source and target systems, APIs, web services, MQ queues, database connections, and communication endpoints.
- Create comprehensive Technical Design Documents (TDDs), interface specifications, integration inventories, and operational runbooks.
- Develop detailed source-to-target data mapping and transformation documentation, including ESQL transformation logic.
- Perform impact analysis and identify dependencies across integration, messaging, and database components.
- Reverse engineer undocumented integrations and produce current-state architecture documentation.




- Provide technical insights, troubleshooting assistance, and recommendations for optimization or modernization initiatives.
- Collaborate with application, infrastructure, and business teams to validate integration functionality and ensure documentation accuracy.

Required Skills & Experience

- Strong expertise in IBM Integration Bus (IIB) / App Connect Enterprise (ACE).
- Hands-on experience with IBM MQ (queue management, message tracing, troubleshooting).
- Proficiency in ESQL, XML, JSON, SOAP, REST APIs, MQ Messaging, and Enterprise Integration Patterns.
- Solid working knowledge of Oracle and PostgreSQL databases (SQL query analysis, stored procedures, performance considerations, data modelling).
- Experience creating technical documentation, integration mapping, and architecture diagrams.
- Ability to analyse legacy code and reverse engineer complex integration landscapes.
- Excellent communication and stakeholder management skills.

Preferred Skills

- Experience with integration modernization initiatives.
- Familiarity with cloud-native integration platforms.
- Exposure to DevOps practices for integration deployments.

Soft Skills

- Strong analytical and problem-solving abilities.
- Effective collaboration across technical and business teams.
- Attention to detail and accuracy in documentation.
- Self-motivated with adaptability to evolving technologies.
- Leadership qualities to guide integration teams and knowledge-sharing sessions.

#Interested candidates can share their updated resumes at [HIDDEN TEXT]

📌 IBM EAI / App Connect Tech Lead (Pune)
🏢 ZettaMine Labs
📍 Pune