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AS/400 Developer

Tachyon TechnologiesChicago, IL🇺🇸United StatesPosted 29 Jul 2026

Quick Overview

Work Type
Hybrid
Level
Mid Senior

Job Description

Key Responsibilities:

  • Work on AS400 with expertise in I5250 and Presto for inventory and order fulfillment.
  • Utilize modern RPG techniques including RPG, RPGLE, and Embedded SQL.
  • Design and develop applications using RPG, RPGLE, CL400, and CLLE.
  • Perform database design and development on DB2/400, ensuring efficient query execution and optimization.
  • Develop and troubleshoot applications using AS400 tools like SDA, RLU, and PDM.
  • Write and optimize complex SQL queries for embedded and interactive sessions.
  • Perform end-to-end unit testing, debug interactive and batch jobs, and ensure seamless functionality of applications.
  • Collaborate directly with client teams to gather business requirements and deliver appropriate solutions.
  • Maintain and enhance existing applications, ensuring smooth operations and performance.
  • Work with one or more change management tools such as Aldon, Turnover, or Thenon (preferred).
  • Be adaptable to switching between tasks, handling both development and maintenance activities.

Skills

SQL

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