Senior AS400 Developer

E-Solutions · Artificial Intelligence · AI Agents · SQL · 2 months ago
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Salary
≈ $15k – $35k per year (Estimated)
Location
In office (Hyderabad)
Seniority
Senior · 5+ years exp

First seen by Alion on Sep 7, 2026.

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E-Solutions

E-Solutions is a global workforce management and IT consulting firm that provides digital product engineering, staffing solutions, and business process outsourcing. Headquartered in San Jose, California, the company manages an extensive international network delivering recruitment, cloud integration, and enterprise AI services. Through its data-driven platforms and flexible talent strategies, the organization helps commercial clients across diverse sectors scale operations and optimize workflow efficiency.
esolglobal.com · HQ: San Jose, United States · IT Consulting & Digital Transformation · IT Staffing & Staff Augmentation
Tech stack of E-Solutions

Job Summary :

We are looking for an experienced AS/400 Developer with 5+ years of hands-on experience in IBM i/AS/400 application development and production support. The ideal candidate should have strong expertise in RPG III, RPG IV, RPGLE, Free Form RPG, CL, DB2/400, SQL/400, DDS, and ILE concepts. The candidate will be responsible for designing, developing, enhancing, maintaining, and supporting business-critical applications while collaborating with business stakeholders and technical teams.

Key Responsibilities :

- Design, develop, enhance, test, and support applications on the AS/400 (IBM i) platform.

- Develop and maintain applications using RPG III, RPG IV, RPGLE, and Free Form RPG.

- Work extensively with CL, DB2/400, SQL/400, QUERY/400, and AS/400 utilities.

- Develop and maintain DDS, Physical Files, Logical Files, SQL Files, Stored Procedures, and complex SQL queries.

- Apply ILE concepts, including procedures, service programs, modules, and functions.

- Handle batch processing, data extraction, EDI processes, and application interfaces.

- Troubleshoot production issues, perform root-cause analysis, and provide timely technical resolutions.

- Perform application and database performance tuning and optimization.

- Participate in AS/400 modernization and application enhancement initiatives.

- Prepare technical designs, estimates, technical specifications, and related documentation.

- Understand business requirements and translate them into effective technical solutions.

- Collaborate with business stakeholders to understand requirements and resolve technical queries.

- Ensure application quality, reliability, maintainability, and adherence to technical standards.

Tech Stack :

- AS/400, IBM i, RPG III, RPG IV, RPGLE, Free Form RPG, CL, DB2/400, SQL/400, QUERY/400, DDS, ILE, EDI, Stored Procedures, Performance Tuning, Production Support.

Preferred Domain Experience :

- Manufacturing, Supply Chain.

Skills

AS400, iSeries, RPG, RPG/400, DB2, EDI Integration, Performance Tuning

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