COBOL Developer (Legacy Systems & AI Training)
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COBOL Developer (Legacy Systems & AI Training)
Location
Brazil
Experience
Senior
Posted
Jul 28, 2026
Apply by
August 27, 2026
Applicants
0
Early applicantEasy applyContractWork from Home
Job Description
About Us
Gramian Consultancy is a boutique consultancy specializing in IT professional services and engineering talent solutions. With a strong background in software engineering and leadership, we help companies build high-performing teams by matching them with professionals who truly fit their needs.
Role Overview
Our client is supporting the development of advanced AI systems using practical software engineering knowledge from complex enterprise and legacy technology environments.
We are looking for an experienced COBOL Developer to analyse legacy applications, explain business logic, review code, and create realistic technical scenarios for AI training. The role focuses on COBOL code analysis, mainframe workflows, documentation, testing, and legacy system behaviour. Previous experience with AI is not required.
CONTRACT: Freelance contractor, paid per completed task
COMMITMENT: Flexible, based on available tasks and project demand
LOCATIONS: Fully remote - GLOBAL
PROCESS: Application review, technical assessment, and onboarding
Responsibilities
- Analyse existing COBOL programs, workflows, and business rules.
- Explain complex legacy code in clear technical documentation.
- Review and annotate COBOL code, scripts, and pseudocode.
- Identify edge cases, ambiguities, and potential logic issues.
- Evaluate technical scenarios and AI-generated COBOL content.
- Create realistic test cases based on enterprise COBOL applications.
- Document program behaviour, data flows, and system dependencies.
- Provide structured technical feedback to improve training materials.
- Collaborate with technical experts and project coordinators remotely.
- Strong professional experience in COBOL development.
- Experience analysing and maintaining complex legacy applications.
- Familiarity with mainframe environments and related development tools.
- Experience documenting COBOL logic, workflows, and business rules.
- Ability to design or review test cases for COBOL applications.
Key Responsibilities
- Analyze existing COBOL programs, workflows, and business rules.
- Explain complex legacy code in clear technical documentation.
- Review and annotate COBOL code, scripts, and pseudocode.
- Identify edge cases, ambiguities, and potential logic issues.
- Evaluate technical scenarios and AI-generated COBOL content.
- Create realistic test cases based on enterprise COBOL applications.
- Document program behaviour, data flows, and system dependencies.
- Provide structured technical feedback to improve training materials.
- Collaborate with technical experts and project coordinators remotely.
Skills Required
COBOLLegacy SystemsMainframe EnvironmentsTechnical DocumentationTest Case DesignCommunicationAttention to DetailCollaboration
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