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Alexandre Marques

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What happens when step 3 of 5 fails? Building rollbackit

When side effects span multiple systems, a database transaction can't save you. That's why I built rollbackit: type-safe, zero-dependency rollback for multi-step operations in TypeScript & JavaScript.

Jun 17, 20268 min read

Building My CV Like a Product: Designing and Shipping with AI, Side by Side

I built my CV like a product: designed in Pencil, exported and published by custom Claude Code skills, with a real renderer bug debugged along the way.

Jun 1, 20268 min read

Simplify type-safe configuration with zod-config

Learn how zod-config brings type-safe configuration management to TypeScript projects with multi-source support

Oct 19, 20243 min read