Engineering Journal // sumit0xff

Field Notes & Systems Architecture

Real-world systems breakdowns, lessons from shipping production code, and honest post-mortems from building software. No generic fluff — just architecture, trade-offs, and what actually works.

2 Essays Published•Deep Dives & Code•Open Source

Featured • architecture

10 min read•August 15, 2026

How I Built a Disposable Email Service in a Weekend (And Learned Why Architecture Matters More Than Code)

From zero to deployed — the honest story of BlinkMail, Mail.tm, and the deployment disaster that almost killed the project.

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All Essays & Breakdowns (2)

architecture6 min read

AI Doesn't Replace Engineering. It Reveals It.

Average engineers are disappearing from the market—but not for the reasons you think. A data-driven look at how AI shifted the engineering landscape.

August 12, 2026Read