Architecture8 min read
Designing a Multi-Tenant SaaS Platform with Next.js and PostgreSQL
A practical guide to tenant isolation, transaction boundaries, caching, and scaling decisions for production SaaS applications.
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Engineering notes
Writing about resilient software.
Clear, field-tested ideas about building fast, reliable products with modern web technologies.
SEO & Performance6 min read
Technical SEO for Next.js Websites: A Production Checklist
The technical SEO details that help a Next.js site become faster, clearer to search engines, and easier for AI answer engines to cite.
Read noteEngineering7 min read
Building Reliable POS and Inventory Systems
Lessons from designing inventory workflows with barcode validation, ACID transactions, caching, and concurrent updates.
Read noteArchitecture10 min read
How to Choose a Stack for a Multi-Tenant SaaS MVP
A practical way to choose a SaaS MVP stack around tenancy, data consistency, delivery speed, and the operational complexity your product can actually support.
Read noteEngineering11 min read
How Inventory Transactions Prevent Overselling
A database-first guide to stock deductions, concurrency, idempotent retries, and reconciliation for POS and inventory software.
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