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Short answer: Let the identity team own the SMS OTP template and resend policy, let the payment domain own the order-receipt template, and make the ba
Short answer: treat user identity, tenant membership, and application authorization as separate records, then require every signup, login, and recover
I wanted to actually see the TCP vs UDP tradeoff instead of just reading another diagram explaining it, so I built a small tool that downloads the sam
A large ZIP export becomes an isolation problem before it becomes a throughput problem: its multipart upload must belong to one tenant and one worker
We're building deslop — rule packs that stop coding agents from re-introducing bugs that were already fixed. One half of that is detection: if a rule
Short answer: use a public HTTPS push endpoint when short, inexpensive delivery latency matters more than worker control, but authenticate every reque
Hunting Ghost Jobs: How an Open-Source Job Aggregator Detects Fake Postings at Scale The Problem Nobody Talks About You've seen
A new order status is a one-word change to a spec and, on MySQL, potentially a full table rewrite. The team's reaction to that scar is almost always t
📌 Originally published at e-mahmoudi.me A Small Fintech Challenge, and Why I Let Postgres Hold the Money I picked up a small backend cha
📌 Originally published at e-mahmoudi.me I Built a Liquidity Sniper Bot for BNB Chain, and It Proved a Losing Game I built a crypto tradi
An SSE stream is an HTTP request that never ends. Every default you did not touch is working against it. TL;DR: your SSE endpoint breaks twice befor
I didn't wake up planning to get six pull requests merged. I just wanted to add one missing Go tool to termux/termux-packages. Then I figured, while I
Building and proving the complete request path The previous articles covered the identity model, PingFederate token exchange, SPIRE workloa
Short answer: rotate DKIM keys as scheduled production maintenance, check the email domain immediately before a high-volume signup launch, and keep su
Short answer: for a logistics user import, send welcome email in bounded batches, keep the template and deduplication decision in your application, re
Large-file throughput changes the answer: a customer-support system that processes receipts and retains each original should not force binary traffic
Short answer: for a web app sending signup verification links and batch alerts in the US and EU, choose a provider with single-send and batch APIs, th
Spent the last few weeks building an HTTP/2 server from scratch in Go. Full RFC 9113 - framing, HPACK, stream state machine, flow control, TLS enforc
Disclosure: I was offered credits on the freehire platform in exchange for writing this article. The assessment below is honest — including the limita
Introduction: The Shift from Swift to Go – A Developer’s Awakening For years, developers like the one quoted above have grappled with the m