The `featured` Column That Cost Us Money (and the Schema That Fixed It)
We run a US directory of special needs schools and ABA therapy providers. Providers pay to be promoted in the places where parents are searching. The …
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Data Migration, Conversion, and ETL — What I Actually Did, Across Two Eras
Three words that engineers use interchangeably and shouldn't: Migration is a one-time move — different system, different schema, run once, archive the…
TalaDB - database ToolKit for php
I'm designing a database toolkit for PHP. Here's my architecture. What problems do you see? https://github.com/NoobGreggy/TalaDB
Designing an Idempotent Transaction API: Preventing Duplicate Financial Operations
In financial backend systems, network retries represent a classic race-condition vector. If a client attempts to post a transaction, suffers a TCP tim…
Defeating the Multi-Tenant SaaS Concurrency Trap in PostgreSQL
Most backend engineers implement multi-tenant quota checks using a standard "read-then-write" pattern. In production, this pattern is highly unsafe: S…
How I Built a Free AI Prompt Library With Node.js and PostgreSQL — From Zero to Live in 30 Days
If you have been following my Dev.to articles, you know I built Chatzyo — a real-time video chat platform using WebRTC. That project taught me a lot a…
Audit Logs You Can Trust
In Structured Logging for Node.js , I covered how to turn scattered console.log calls into structured, queryable events. That solves the "what happene…
Disaster Recovery and Backups
In the last article , I walked through what changes when a SaaS grows past a single server: load balancers, stateless app instances, a database that s…
Multi-Tenancy Architecture for SaaS
In Organizations, Teams, and Invitations we got people into the right organization: memberships, roles, invite flows, all the plumbing that decides wh…
Organizations, Teams, and Invitations
In Subscription Billing and Plans we wired up the part of the product that collects money. This article covers the part that gets people into the prod…
Performance Tuning Before Launch
In A Production Security Checklist , I walked through what to lock down before opening the doors to real users. Security is a pass/fail gate: you eith…
Running PostgreSQL with Docker
Installing Postgres directly on your machine works, but it gets messy fast once you're juggling multiple projects that each want different versions, e…
GORM: Dev's Guide to Go's Most Popular ORM
If you're working with Go services that talk to a relational database, chances are you've bumped into GORM . It's the most widely used ORM in the Go e…
Feature Flags Without LaunchDarkly: A 100-Line Solution
You want to merge a half-finished checkout redesign into main without breaking checkout for everyone. You want to ship a risky billing change but keep…
Does Prisma respect Supabase RLS? No — here's why
Prisma and Drizzle connect as the postgres role and bypass Supabase RLS entirely, so your policies never protect ORM queries. Here's the fix. TL;DR: N…
PostgreSQL Query Optimization: Reducing API Response Time from 2.8 Seconds to 74 Milliseconds
Introduction Performance issues rarely announce themselves with obvious errors. More often, they appear as subtle increases in latency that gradually …
[Перевод] Проектирование системы хранения POSTGRES
Мы продолжаем праздновать 30-летие PostgreSQL и публикуем перевод второй фундаментальной статьи о СУБД. Перевод первого манифеста можно прочесть в это…
The Everything-on-Your-Branch Architecture
Database branching is one of the best ideas serverless Postgres brought to the mainstream. Fork the database at a point in time, get an isolated copy …
Hetzner was cheaper at every size I tested and I still chose managed Postgres
Twelve pricing tabs open. Neon, Hetzner, Supabase, Prisma, Scaleway, OVH. My database is half a gigabyte. I was comparing ten-terabyte price curves. A…
Capturing, Streaming, Storing, and Visualizing Crypto Market Data in Real Time with PostgreSQL, Debezium, Kafka, JDBC & Grafana
In the fast-moving world of cryptocurrency, market data changes every second — prices fluctuate, trades execute, and volumes shift continuously. Captu…
The blueprint: an HTML-to-PDF API on Postgres, Chromium, and not much else
PDF generation in 2026 is glued together from Puppeteer, LiquidJS, and S3. What's not solved by the glue is the production shape around it: Documents …
NGB Platform v1.3.1: CRM Demo Built with NuGet and npm Packages
NGB Platform v1.3.1 is released. This release is an important milestone for the project because it shows something I wanted to prove from the beginnin…
Stop DB Crashes: Read/Write Separation in Laravel 🛡️
The Reporting Traffic Jam As your B2B SaaS platform at Smart Tech Devs scales, a dangerous database bottleneck emerges between your standard users and…
Multi-tenant SaaS architecture patterns
Multi-tenancy is the decision that quietly shapes your entire SaaS backend. Get it right and you scale smoothly to thousands of accounts. Get it wrong…
Why I chose PGMQ over Redis for IoT sensor ingestion
In my last post, I introduced CultivatorsLedger — a local-first cultivation telemetry platform built on Next.js, PostgreSQL, and Docker. One of the fi…
What happens when a PostgreSQL backend crashes?
Your connection to PostgreSQL is handled by a dedicated backend process. If that process crashes, you might think only your session is affected. Howev…
FOR UPDATE SKIP LOCKED: the Postgres feature that saved my digital cloakroom
Last year I watched a nightclub cloakroom melt down at 3am: two hundred people waving paper tickets, three staff members, and a lost-ticket dispute bl…
PostgreSQL Benchmark: AWS RDS vs Hostim vs Self-Hosted on Hetzner (2026)
Short answer first: at the same size (2 vCPU / 4 GB, PostgreSQL 16), Hostim had the fastest writes , about 2.5× the write throughput of AWS RDS db.t4g…
Building Vidiflow: A Production-Grade Video Downloader Backend in TypeScript
I Built a Production-Ready Video Downloader Backend in TypeScript — Here's What I Learned I just completed V2 of Vidiflow , a production-ready backend…
I just published Postgres MCP Server in Go!
I open sourced a project I have been building on the side: a Go MCP server that connects Claude Code (or Cursor) directly to a live PostgreSQL databas…