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AS400 / IBM i Developer

Intime Infotech Inc

NJ Tpke, Newark, New Jersey, USA

Posted On: 2 days ago

Experience: 5+ years

Availability: Hybrid

Openings: 1

Category: AS400 Developer

Tenure: Contract - Corp-to-Corp

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Description

Key Responsibilities

-System Discovery & Code Forensics: Reverse-engineer homegrown RPG/CL programs and DB2 tables to map business rules, data structures, and custom workflows. -WebSphere & EDI Integration Management: Maintain, configure, and expand IBM WebSphere middleware (WebSphere MQ / Integration Bus / B2B) to manage automated EDI communications with shipping lines, customs agencies, rail providers, and trucking fleets. -EDI Data Mapping & Translation: Develop and update maps for core maritime/logistics EDI transaction sets—including 210 (Invoice), 214 (Transportation Status), 301 (Booking Confirmation), 310 (Ocean Manifest), 322 (Terminal Operations), and 850/856 (PO / ASN). -Core Maintenance & Support: Serve as the primary developer responsible for system stability, troubleshooting failed EDI transmissions/translations, resolving spool/batch job issues, and applying emergency bug fixes. -System Modernization & APIs: Design and implement REST/SOAP APIs, WebSphere messaging channels, and database connectors to seamlessly link the AS400 core with modern Web/SaaS port operations tools. -Documentation & Knowledge Transfer: Document undocumented business logic, system architecture, database schemas, and WebSphere routing paths to eliminate single-point-of-failure risks

Job Responsibilities

Job Requirements -

-IBM i / AS400 Proficiency: 5+ years of hands-on experience in IBM i (AS400/iSeries) development environments.

-RPG Mastery: Deep proficiency in RPG IV, RPGLE, Free-Format RPG, and legacy RPG III / RPG II code.

-WebSphere & Middleware: Hands-on experience configuring and integrating IBM WebSphere (MQ, Integration Bus/App Connect, B2B Integrator, or Partner Gateway) with IBM i applications.

-System Tools: Expertise in CL/CLLE (Control Language), DB2 for i, SQL/400, and Embedded SQL.

-EDI Protocols: Strong working knowledge of ANSI X12 and EDIFACT standards, translation mapping, and transport protocols (AS2, FTP/SFTP, WebSphere MQ).

-Legacy Code Forensics: Proven ability to dive into complex, undocumented, homegrown legacy applications and reverse-engineer existing business logic.