AS400 Developer

LION & ELEPHANTS CONSULTANCY PTE. LTD.; Singapore; On-site; SGD 74,000 - 123,000; Full time

Job summary

LION & ELEPHANTS CONSULTANCY PTE. LTD. in Singapore seeks an experienced AS400/RPG Developer for L3/L4 to handle development, production support, debugging, and performance optimization of IBM i systems, focusing on RPG, COBOL, CL, and SQL.

You will work with AS400 libraries and DB2 for i, manage security and backups, and collaborate with stakeholders to drive system improvements and batch/job management using Control-M.

Qualifications

• 6–12 years of AS400/RPG development and production support.
• Strong troubleshooting, performance tuning, and batch/job management experience.
• Experience with IBM DB2 for i.
• Ability to analyze system performance and identify bottlenecks.
• Strong communication and stakeholder management skills.

Responsibilities

• Provide AS400/RPG development and production support.
• Debug applications and system issues using STRDBG and job logs.
• Perform performance tuning and system optimization.
• Manage batch jobs and job scheduling with Control-M.
• Ensure security and authority management for user profiles.
• Collaborate with stakeholders to implement process improvements.

Skills

RPGLE

RPG IV

COBOL

CL

SQL

AS400 libraries

DB2 for i

User profile management

Security management

Backup and recovery

STRDBG

Job logs

Performance tuning

System optimization

DevOps

Control-M

Problem solving

Communication

Stakeholder management

Tools

DevOps

Control-M

Job description

Job Title: AS400 / RPG Developer – L3/L4

Location: Singapore
Salary: Up to SGD 11,000/month
Experience: 6–12 Years
Eligibility: Singapore Citizens / Singapore PRs only

Role Overview
We are looking for an experienced AS400 / RPG Developer with strong expertise in RPG, COBOL, CL, SQL, and IBM DB2 for i. The role will involve application support, debugging, performance optimization, job management, and AS400 system administration activities.

Key Responsibilities & Skills:

• Strong hands‑on experience in RPGLE, RPG IV, COBOL, CL, and SQL
• Good knowledge of AS400 libraries, objects, and file setup
• Experience with DB2 for i (AS400 DB2)
• User profile, security, and authority management
• Handle backup and recovery processes
• Debug application/system issues using STRDBG and job logs
• Perform performance tuning and system optimization
• Analyze system performance and identify bottlenecks
• Troubleshoot job failures and implement process improvements
• Experience with DevOps and Control‑M
• Strong problem‑solving and analytical skills
• Good communication and stakeholder management skills

Ideal Candidate:
6–12 years of experience in AS400/RPG development and production support, with strong troubleshooting, system performance, and batch/job management experience.