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AEAhmed Eid Abdallaheidox.hashnode.devJun 18 · 5 min read

RabbitMQ was Never Our Job Runner. We Stopped Mixing Communication with Execution.

Hello, my name is Ahmed Eid (eidoox), a Senior Backend Engineer with over 3 years of experience building reliable, scalable, distributed, and real-time systems. In this Production Insight, I want to s

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FFetchLogicfetchlogic.hashnode.devMay 9 · 7 min read

The Scaffolding Problem: Why AI Agents Keep Breaking Down Before They Matter

At a panel convened on a Monday night in early summer, ML leads from Uber, WisdomAI, EvenUp, and Datastrato sat before more than 600 founders and engineers and delivered a number that should have unsettled every venture portfolio in the room: 95%. Th...

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FFetchLogicfetchlogic.hashnode.devApr 28 · 9 min read

When the Agent Explains the Disaster It Just Caused

The database vanished at 3:47 AM on a Tuesday. What made this different from the countless other infrastructure disasters that punctuate the technology industry's history was not the deletion itself, but what came next: a detailed, articulate explana...

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JLJeremy Longshorejeremylongshore.hashnode.devMar 25 · 7 min read

Scaling AI Systems: Production Batch Processing with Built-In Disaster Recovery\n

The Challenge: Scale AI Documentation Across 235 Production Systems When you maintain a plugin marketplace with 235 live integrations, manual documentation doesn't scale. Each plugin needed 8,000-14,000 byte enhancement files following official Anthr...

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DKDante Kakhadzehintas.blogMar 16 · 6 min read

Agentic ops in production: what it takes to run AI workflows that modify real data

What it actually takes to run AI workflows in production The industry spent two years building AI agents. 2026 is the year those agents need to work for real. Not in sandboxes. Not in demos. Not in internal tools that three people use. In production,...

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NVNguyễn Việt Tùngdevpath-traveler.nguyenviettung.id.vnFeb 1 · 6 min read

Idempotency: The Most Important Word in Cron You’re Probably Ignoring

If cron has a single moral lesson, it’s this: time does not guarantee uniqueness. Jobs run twice. Or zero times. Or half a time. Or later than expected. Cron does not promise exactly once execution, and every system that assumes it does eventually pa...

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NVNguyễn Việt Tùngdevpath-traveler.nguyenviettung.id.vnFeb 1 · 6 min read

Cron Lies: When Scheduled Jobs Don’t Run

Cron has a reputation for honesty. You tell it when, it runs then. If something didn’t happen, the instinctive conclusion is: “the code must be broken.” In production, that assumption is often wrong. This article is about the more uncomfortable truth...

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NVNguyễn Việt Tùngdevpath-traveler.nguyenviettung.id.vnJan 25 · 6 min read

Cron Production Setup: What I Actually Built

Up to this point, the series has talked about cron in abstractions: principles, patterns, framework intent. This article steps out of theory and into a specific, imperfect reality. What follows is not a reference architecture or a recommendation to c...

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NVNguyễn Việt Tùngdevpath-traveler.nguyenviettung.id.vnJan 25 · 6 min read

Cron Failure Modes, Tradeoffs, and Lessons Learned

By the time a system reaches production, most architectural mistakes don’t announce themselves loudly. They surface as unease. As dashboards that look fine but feel wrong. As bugs that appear only at certain hours. As jobs that “usually” run. This ar...

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APAditya Pradhanadityap.hashnode.devDec 17, 2025 · 6 min read

Implementing Passkeys Beyond the Demo

We did not introduce passkeys to replace passwords. Passwords are still very much part of our system, especially as a fallback and for account recovery. The real problem we were trying to solve was re

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Trending tags this week

RabbitMQ was Never Our Job Runner. We Stopped Mixing Communication with Execution.

The Scaffolding Problem: Why AI Agents Keep Breaking Down Before They Matter

When the Agent Explains the Disaster It Just Caused

Scaling AI Systems: Production Batch Processing with Built-In Disaster Recovery\n

Agentic ops in production: what it takes to run AI workflows that modify real data

Idempotency: The Most Important Word in Cron You’re Probably Ignoring

Cron Lies: When Scheduled Jobs Don’t Run

Cron Production Setup: What I Actually Built

Cron Failure Modes, Tradeoffs, and Lessons Learned

Implementing Passkeys Beyond the Demo