

Senior Developer
β - Featured Role | Apply direct with Data Freelance Hub
This role is a Senior Developer (AS400/iSeries) for a contract of unspecified length, offering a competitive pay rate. Requires 10+ years of AS400 development experience, strong skills in RPG, DB2, SQL, and proficiency in data handling and integration.
π - Country
United States
π± - Currency
$ USD
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π° - Day rate
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ποΈ - Date discovered
September 13, 2025
π - Project duration
Unknown
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ποΈ - Location type
Unknown
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π - Contract type
Unknown
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π - Security clearance
Unknown
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π - Location detailed
Fountain Valley, CA
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π§ - Skills detailed
#Programming #Batch #Web Services #REST (Representational State Transfer) #Scala #REST API #SQL (Structured Query Language) #Documentation #Business Analysis #Security #Debugging
Role description
We are seeking a highly experienced Senior Analyst Developer β AS400 (iSeries) to join our team. In this role, you will design, develop, and maintain business applications on the AS400 platform, ensuring system stability, scalability, and performance.
Responsibilities
β’ Design, develop, and maintain AS400/iSeries applications using RPG, RPGILE/RPGLE, CL, DB2, SQL, and Stored Procedures.
β’ Collaborate with business analysts and stakeholders to gather requirements and translate them into scalable solutions.
β’ Perform debugging, troubleshooting, and performance optimization to ensure smooth operations.
β’ Lead the development and enhancement of applications while maintaining focus on security, reliability, and scalability.
β’ Create and maintain technical documentation for systems, processes, and development standards.
β’ Provide mentorship and guidance to junior developers.
β’ Ensure efficient data handling and integration using sFTP, batch jobs, and APIs/web services.
Must-Have Skills & Qualifications
β’ 10+ years of AS400/iSeries development experience.
β’ Strong expertise in RPG, RPGILE/RPGLE, and CL programming.
β’ Hands-on experience with DB2 for i (DB2/400), SQL, and Stored Procedures.
β’ Proficiency with AS400 tools such as iNavigator, Hawkeye, Turnover, SEU, and RLU.
β’ Proven ability to debug, troubleshoot, and optimize the performance of AS400 applications.
β’ Experience managing the full software development lifecycle (SDLC).
β’ Solid background in data handling (sFTP, file transfers, batch jobs).
β’ Exposure to application interfaces, REST APIs, and web services.
We are seeking a highly experienced Senior Analyst Developer β AS400 (iSeries) to join our team. In this role, you will design, develop, and maintain business applications on the AS400 platform, ensuring system stability, scalability, and performance.
Responsibilities
β’ Design, develop, and maintain AS400/iSeries applications using RPG, RPGILE/RPGLE, CL, DB2, SQL, and Stored Procedures.
β’ Collaborate with business analysts and stakeholders to gather requirements and translate them into scalable solutions.
β’ Perform debugging, troubleshooting, and performance optimization to ensure smooth operations.
β’ Lead the development and enhancement of applications while maintaining focus on security, reliability, and scalability.
β’ Create and maintain technical documentation for systems, processes, and development standards.
β’ Provide mentorship and guidance to junior developers.
β’ Ensure efficient data handling and integration using sFTP, batch jobs, and APIs/web services.
Must-Have Skills & Qualifications
β’ 10+ years of AS400/iSeries development experience.
β’ Strong expertise in RPG, RPGILE/RPGLE, and CL programming.
β’ Hands-on experience with DB2 for i (DB2/400), SQL, and Stored Procedures.
β’ Proficiency with AS400 tools such as iNavigator, Hawkeye, Turnover, SEU, and RLU.
β’ Proven ability to debug, troubleshoot, and optimize the performance of AS400 applications.
β’ Experience managing the full software development lifecycle (SDLC).
β’ Solid background in data handling (sFTP, file transfers, batch jobs).
β’ Exposure to application interfaces, REST APIs, and web services.