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👋Hello, world!I am Jahidul Islam
Growth Engineer building SEO-driven and AI-powered web products based in Dubai 🇦🇪Marketing Manager at Somerset Clinic owning web, SEO, growth strategy, and digital systems.
Growth Engineer building SEO-driven and AI-powered web products based in Dubai 🇦🇪Marketing Manager at Somerset Clinic owning web, SEO, growth strategy, and digital systems.
pgvector in Production: What Nobody Tells You
I've run pgvector in production across multiple real projects. Here are the hard-earned lessons nobody puts in their README, from index tradeoffs and embedding lock-in to Supabase gotchas and similarity threshold calibration.
PBKDF2-SHA-256 vs Argon2id: The Definitive Guide to Password Hashing in 2026
PBKDF2-SHA-256 vs Argon2id compared in-depth: security, performance benchmarks, OWASP recommended parameters, NIST & FIPS compliance, code examples, and a step-by-step migration guide.
Why the Rich Never Raise Their Voice — But Still Get Heard
Some people speak softly and still command attention. Here's why the rich rarely raise their voice — and how quiet confidence becomes real power.