<![CDATA[Stories by Hafiq Iqmal on Medium]]> https://medium.com/@hafiqiqmal93?source=rss-33da4102d59c------2 https://cdn-images-1.medium.com/fit/c/150/150/1*HJ2yEKm0RYklE3IoZBwf6g.jpeg Stories by Hafiq Iqmal on Medium https://medium.com/@hafiqiqmal93?source=rss-33da4102d59c------2 Medium Mon, 11 May 2026 16:47:04 GMT <![CDATA[I Led the Architecture and Wrote Half the Code. Here’s What That Cost.]]>

The quiet trap of doing two engineering jobs at once, and why your company quietly hopes you never notice.

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]]> https://hafiqiqmal93.medium.com/i-led-the-architecture-and-wrote-half-the-code-heres-what-that-cost-d9ef8469a953?source=rss-33da4102d59c------2 https://medium.com/p/d9ef8469a953 Mon, 11 May 2026 00:01:00 GMT 2026-05-11T00:01:00.991Z <![CDATA[Building a Real-Time Auction System: The Race Conditions Nobody Warns You About]]>

Most system design tutorials show you the happy path. Production systems have a different opinion.

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]]> https://medium.com/codetodeploy/building-a-real-time-auction-system-the-race-conditions-nobody-warns-you-about-1bbb94de2986?source=rss-33da4102d59c------2 https://medium.com/p/1bbb94de2986 Sun, 10 May 2026 01:01:01 GMT 2026-05-11T08:10:12.084Z <![CDATA[The Distributed Rate Limiter Most Teams Ship Is Broken]]>

Three failure modes that survive code review and only show up at 2x normal traffic.

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]]> https://hafiqiqmal93.medium.com/the-distributed-rate-limiter-most-teams-ship-is-broken-543c3eb5daa5?source=rss-33da4102d59c------2 https://medium.com/p/543c3eb5daa5 Sat, 09 May 2026 00:01:01 GMT 2026-05-09T00:01:01.546Z <![CDATA[Securing AI Agents in Production: The C.O.P.I.L.O.T.S. Framework]]>

Eight goals for when your agent stops being a demo and starts being a liability

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]]> https://pub.towardsai.net/securing-ai-agents-in-production-the-c-o-p-i-l-o-t-s-framework-b775d3d0329e?source=rss-33da4102d59c------2 https://medium.com/p/b775d3d0329e Fri, 08 May 2026 12:01:01 GMT 2026-05-08T12:01:01.132Z <![CDATA[Rogue AI Isn’t a Tool. Here’s Why.]]>

Calling it a tool creates the wrong threat model. And the wrong threat model is how you get blindsided.

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]]> https://generativeai.pub/rogue-ai-isnt-a-tool-here-s-why-bb2aa434fc1f?source=rss-33da4102d59c------2 https://medium.com/p/bb2aa434fc1f Fri, 08 May 2026 06:53:53 GMT 2026-05-08T06:53:53.813Z <![CDATA[Stop Rewriting Your Python Services in Go]]>

The benchmarks are real. The ROI usually isn’t.

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]]> https://python.plainenglish.io/stop-rewriting-your-python-services-in-go-92c169b926de?source=rss-33da4102d59c------2 https://medium.com/p/92c169b926de Fri, 08 May 2026 00:01:02 GMT 2026-05-08T00:01:02.824Z <![CDATA[Interviewer: If databases use indexes to speed up queries, why not index every column?]]>

The question sounds naive. The answer reveals everything about how databases actually work under load.

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]]> https://medium.datadriveninvestor.com/interviewer-if-databases-use-indexes-to-speed-up-queries-why-not-index-every-column-92e9fd252228?source=rss-33da4102d59c------2 https://medium.com/p/92e9fd252228 Thu, 07 May 2026 00:01:02 GMT 2026-05-07T00:01:02.937Z <![CDATA[5 Things Most Engineers Learn Too Late About Technical Leadership]]>

The transition from senior engineer to tech lead rewards entirely different instincts. Most find out after they’ve already made the switch.

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]]> https://hafiqiqmal93.medium.com/5-things-most-engineers-learn-too-late-about-technical-leadership-53295a0c217c?source=rss-33da4102d59c------2 https://medium.com/p/53295a0c217c Wed, 06 May 2026 00:01:01 GMT 2026-05-06T00:01:01.862Z <![CDATA[Your Work-Life Balance Doesn’t Need to Look “Correct.” It Needs to Work.]]>

Three valid ways to structure a day. The real problem isn’t which one you pick. It’s the invisible standard you keep failing against.

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]]> https://medium.com/activated-thinker/your-work-life-balance-doesnt-need-to-look-correct-it-needs-to-work-35c28df1cd75?source=rss-33da4102d59c------2 https://medium.com/p/35c28df1cd75 Tue, 05 May 2026 17:48:27 GMT 2026-05-05T17:48:57.257Z <![CDATA[Before You Rewrite That Service in Go, Read This]]>

Go is fast. Your slow API isn’t a language problem.

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]]> https://hafiqiqmal93.medium.com/before-you-rewrite-that-service-in-go-read-this-92c729f4577d?source=rss-33da4102d59c------2 https://medium.com/p/92c729f4577d Tue, 05 May 2026 00:01:01 GMT 2026-05-05T00:01:01.999Z