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Junior Mainframe Developer (COBOL)

micro1

Remote · WorldwideContract$187k–$250k
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Junior Mainframe Developer (COBOL) at micro1 is a contract role based in Remote · Worldwide (remote). The listing states pay of $187k–$250k. It was published on 7 August 2026 and was open at last check.

Junior Mainframe Developer (COBOL) at micro1 — key details
RoleJunior Mainframe Developer (COBOL)
Companymicro1
LocationRemote · Worldwide (remote)
Employment typeContract
Pay (as listed)$187k–$250k
Published7 August 2026
StatusOpen at last check

Role Title: Junior COBOL Developer

Role Type: Contractor

Location: Remote

micro1 is engaging Junior COBOL Developers to contribute to a dynamic customer project focused on legacy system support and modernization. In this role, you'll apply your expertise to help train next-generation AI systems. Your work will shape how models learn, reason, and perform through high-quality, real-world input. No prior experience in AI is required — your domain knowledge is what matters. This opportunity is ideal for COBOL professionals who are passionate about both technology and effective communication, and who are eager to make an impact on innovative AI-driven initiatives.

Scope of Work

  • Analyze, interpret, and document COBOL code for legacy system applications.
  • Provide high-quality, detailed written and verbal input based on project-specific prompts and tasks.
  • Identify and explain program logic, data flows, and integration points within COBOL environments.
  • Contribute to the creation and refinement of AI training data sets by sharing your domain knowledge.
  • Review and clarify technical requirements and specifications to ensure accurate model understanding.
  • Collaborate virtually with project managers and technical stakeholders to meet deliverables and milestones.
  • Participate in feedback sessions to iteratively enhance project outcomes and model performance.

Preferred Qualifications

  • Proficiency in COBOL programming and understanding of mainframe or midrange environments.
  • Demonstrated ability to communicate complex technical concepts in clear written and verbal English.
  • Experience with interpreting legacy system documentation and business logic.
  • Familiarity with data processing, batch operations, or transaction management in COBOL.
  • Keen attention to detail and a methodical approach to code analysis and documentation.
  • Interest or background in collaborative, remote projects involving cross-functional teams.
  • Curiosity about AI systems and willingness to work on innovative technology initiatives.

Originally posted on Himalayas

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Create your free OnJob profile to apply — we'll take you to micro1's application after sign-up. · Posted 7 Aug 2026.

Junior Mainframe Developer (COBOL) at micro1 — questions answered

What does the Junior Mainframe Developer (COBOL) role at micro1 pay?

The Junior Mainframe Developer (COBOL) at micro1 listing states pay of $187k–$250k for the Remote · Worldwide (remote) position. That figure is taken directly from the employer's own posting as published, not estimated or averaged from other roles.

Is the Junior Mainframe Developer (COBOL) role at micro1 remote?

Yes — micro1 advertises this Junior Mainframe Developer (COBOL) role as remote, tied to Remote · Worldwide, and it is listed as contract work. Remote terms come from the employer's own posting, so confirm the expected working hours, timezone and any on-site days with micro1 before you apply.

Is the Junior Mainframe Developer (COBOL) role at micro1 still open?

The Junior Mainframe Developer (COBOL) posting at micro1 was open at OnJob's last check of the employer's careers page, having been published on 7 August 2026. OnJob re-checks source listings on each build and marks a role closed once it disappears, but listings can close without notice, so the employer's own page is the final word.

How do you apply for the Junior Mainframe Developer (COBOL) role at micro1?

Apply to the Junior Mainframe Developer (COBOL) at micro1 role through OnJob with a free profile: OnJob scores your fit against the listing, shows the skills lowering that score, and submits an ATS-ready profile to micro1's own application page. Creating a profile is free and needs no card.

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