The Role
Design, build, enhance, and maintain mainframe applications using COBOL, JCL, DB2, CICS, and VSAM. Analyze complex business requirements and architect scalable solutions. Lead code reviews, set coding standards, mentor junior developers, and ensure production performance and reliability. Use debugging tools (File-Aid, Xpeditor, Abend-AID), schedulers, and source control (Endevor/Changeman). Follow SDLC and Agile practices. Requires JLPT N3 or higher.
Summary Generated by Built In
Work mode
Hybrid (6-9 years)
Primary Skills
• Japanese – Minimum requirement of Japanese language proficiency at the JLPT N3 level or higher
• Design, build, enhance, and maintain robust mainframe applications (COBOL, JCL, DB2, CICS, VSAM).
• Analyze complex business requirements and architect scalable technical solutions.
• Lead code reviews, set coding standards, and oversee the output of junior developers.
• Troubleshoot, optimize, and maintain mainframe programs to ensure performance and reliability.
• Strong familiarity with debugging tools (like: File-Aid, Xpeditor, Abend-AID), schedulers, and source/version control (Endevor or Changeman).
• Deep analytical and troubleshooting skills for production, performance, and reliability issues.
• Solid grasp of SDLC and Agile processes
• Japanese Language Proficiency Test (JLPT) certified at N3 or above.
Secondary Skills
• Experience in Assembler, mainframe migration, DevOps, or cloud modernization initiatives.
• Expertise in advanced DB2 tuning, batch optimization, or automation (REXX, MQ, scripting).
• Demonstrated leadership in mentorship, process improvement, and stakeholder management and good grasp of AI concepts
Skills Required
- JLPT N3 or higher Japanese language proficiency
- Design, build, enhance, and maintain mainframe applications
- COBOL development experience
- JCL experience
- DB2 experience
- CICS experience
- VSAM experience
- Experience analyzing complex business requirements and architecting solutions
- Lead code reviews and oversee junior developers' output
- Strong familiarity with debugging tools (File-Aid, Xpeditor, Abend-AID)
- Experience with schedulers and source/version control (Endevor or Changeman)
- Deep analytical and troubleshooting skills for production, performance, and reliability
- Solid grasp of SDLC and Agile processes
- Assembler experience
- Experience with mainframe migration, DevOps, or cloud modernization initiatives
- Advanced DB2 tuning, batch optimization, or automation (REXX, MQ, scripting)
- Demonstrated leadership in mentorship, process improvement, stakeholder management, and familiarity with AI concepts
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The Company
What We Do
AlgoLeap specializes in AI-powered software solutions, digital product engineering, and IT consulting services, focusing on digital transformation and AI-driven innovation.








