Lead Developer AS400 / IBM i & WebSphere EDI
Location: Newark, NJ - Onsite
Duration: 6 month
Interview: Virtual round
Note:
- Must be local with DL copy
- LinkedIn with location (before 2022)
- Recent or recent second project must be at the current location
Job Description
We are seeking an experienced AS400 / IBM i Developer with strong WebSphere and EDI expertise to take full operational ownership of a homegrown port and logistics management platform. The proprietary IBM i core has evolved alongside IBM WebSphere to support critical, real-time port operations, including container tracking, terminal yard management, dispatching, and automated B2B data exchange.
The ideal candidate will perform code forensics on the custom legacy codebase, map existing WebSphere middleware integration channels, and become the primary Subject Matter Expert (SME) for the platform. This role will lead future AS400/IBM i development, modernize EDI data pipelines, optimize system performance, and provide Tier-3 support for the core port and logistics ecosystem.
Required Qualifications
- 5+ years of hands-on IBM i / AS400 / iSeries development experience.
- Strong proficiency in RPG IV, RPGLE, Free-Format RPG, RPG III, and RPG II.
- Hands-on experience with IBM WebSphere MQ, Integration Bus/App Connect, B2B Integrator, or Partner Gateway.
- Strong experience with CL/CLLE, DB2 for i, SQL/400, and Embedded SQL.
- Strong knowledge of ANSI X12 and EDIFACT standards, EDI mapping, translation, and integration.
- Experience with AS2, FTP/SFTP, and WebSphere MQ transport protocols.
- Proven ability to reverse-engineer complex, undocumented legacy applications.
- Strong troubleshooting, analytical, and problem-solving skills.
Preferred: Experience in port operations, container terminals, freight forwarding, warehousing, transportation management systems (TMS), or logistics. Experience with PHP, Python, Node.js, Profound UI, Fresche, or Looksoftware is a plus.
Key Traits
- Self-driven investigator who can analyze legacy code, job streams, spool queues, and undocumented business logic.
- Strong ownership mindset for high-volume, mission-critical systems.
- Ability to bridge complex AS400/WebSphere architecture with the operational needs of port and logistics teams.