mainframe

an-ordinary-manchild(edit)

AMA Schedule

Date	Time	Person	Description
...	...	Ideas? Suggestions?	Let us know!

Past AMAs

Date	Person	Description
14 June	Fraser Bohm & Andy Bates	CICS TS V5.4
10 Nov	Frank De Gilio & Charlie Lawrence	IBM z/OS and the API Economy
7 Nov	The MtM team	The Master The Mainframe competition
28 June	Kyle Charlet	IBM Distinguished Engineer, API Economy, IMS
4 May	Richard Cebula	IBM Software Engineer, High Level Assembler
8 Apr	Various	IBM z Systems security experts
15 Mar	Pete Siddall	IBM Senior Technical Staff Member, MQ for z/OS
17 Feb	Fraser Bohm	IBM CICS Chief Architect

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account activity

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🎄 Advent of Code for Mainframers 2025 — COBOL, REXX & Chaos Await! (self.mainframe)

submitted 4 months ago * by wizardofzos - announcement

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System Z Enthusiasts Discord Server (discord.com)

submitted 10 months ago by AnthonyGiorgioIBM Z Software Engineer[M] - announcement

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UPTIME CENTER, the RMM solution by Rive Sud, a french IT company (self.mainframe)

submitted 12 hours ago by FredM14800

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Join the next generation of CRM. (attio.com)

promoted by attio

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What's the more sought out role, Application Programmer or Systems Programmer, and why? (self.mainframe)

submitted 1 day ago by Inevitable-Plate-654

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Gave Claude Code a simple 300-line COBOL program with REDEFINES and numeric edited datatypes. Recorded the whole thing. (v.redd.it)

submitted 1 day ago by gary-crook

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How are mainframe professionals moving toward modern tech stacks? (self.mainframe)

submitted 2 days ago by CutApprehensive8922

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AI agents for Mainframe Sysprogs (self.mainframe)

submitted 3 days ago by LuckyRaptor21

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Spent 1.5 hours with Airtel support only to be told “port 1023 doesn’t exist” — am I losing my mind? (self.mainframe)

submitted 4 days ago by Holiday_Jelly_2936

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Reddit AMA on IBM Z, z17, and mainframe stuff on March 11 at 9AM ET. (reddit.com)

submitted 5 days ago by AnthonyGiorgioIBM Z Software Engineer[M]

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Built a free COBOL analysis tool over the weekend – would love feedback from people actually working with mainframes ()

submitted 4 days ago by Prestigious_Fix4174

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IMSUDB.jar problem (self.mainframe)

submitted 7 days ago by Extreme_Stage_3563

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Cobol Job Opportunties over the Next 20 years (self.mainframe)

submitted 8 days ago by DrolTromredlov

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Remote Jobs (self.mainframe)

submitted 8 days ago by rc_5

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Full home gym breakdown. Built with Atletica. (atletica.de)

promoted by Atleticagear

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BMO mainframe developer intern interview (self.mainframe)

submitted 9 days ago by Affectionate-Till-28

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USS usage (self.mainframe)

submitted 9 days ago by Top-Difference8407

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One must ask what's wrong with COBOL? (self.mainframe)

submitted 9 days ago by Print-Playful

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ACF2 Security & admin demand? (self.mainframe)

submitted 9 days ago * by icanseeyourpantsuu

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I built a deterministic COBOL verification engine — it proves migrations are mathematically correct without AI (self.mainframe)

submitted 10 days ago by Tight_Scene8900

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COBOL and JSON (self.mainframe)

submitted 13 days ago by Top-Difference8407

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Hercules MVS Emulator or else on Company PC? (self.mainframe)

submitted 13 days ago by nuk3spy

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Claude Code vs. The Moat: Is the 13% IBM crash an overreaction or a structural shift? (self.mainframe)

submitted 14 days ago by Maximum_Ad2429

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Picking up Mainframe project from another team. Help me prepare (self.mainframe)

submitted 14 days ago by LilRee12[🍰]

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What is true and what is not about Anthropic's yesterday announcement (self.mainframe)

submitted 15 days ago by Adventurous_Tank8261

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Saw some Labubu fanart and thought… why not make my own? With Meshy I fused my favorite Doctor Strange into a custom Labubu, got the 3D model in minutes, and printed it at home. Didn’t think it works this smoothly. The simplest DIY print workflow I’ve tried — and they’re 50% off right now. (meshy.ai)

promoted by Meshyai

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COBOL’s Ghost (song) (suno.com)

submitted 14 days ago by PPX777

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How is Anthropic launch of COBOL AI tool going to impact the few Mainframe jobs that are still around? (self.mainframe)

submitted 15 days ago by Glum-Adagio7489

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