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ExternalSoftware Engineering
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Building Correct Payment Infrastructure: Webhooks, Reconciliation, and Records

Payments code has a strange property: most of it is boring, and the boring parts are exactly where money goes missing. Webhook handlers, money arithmetic, reconciliation jobs — the unglamorous plumbing every team rebuilds, slightly wrong, at every company. After close to two decades working on payment systems, I kept running into the same three mistakes, each cheap to make and expensive to find. So I wrote three small, dependency-free, MIT-licensed tools that each fix one. This post walks throug

pythonsecurityfintech
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ExternalTechnology Trends
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Show HN: Zero Browser

Data driven browser system Comments URL: https://news.ycombinator.com/item?id=48548406 Points: 3 # Comments: 0

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ExternalSoftware Engineering
DEV Community

Building M31A: A Terminal-Native AI Coding Agent That Ships, Not Just Suggests

Most AI coding assistants are glorified autocomplete on steroids. They suggest code, maybe write a function or two, but leave you holding the bag when it comes to testing, verification, and actually shipping the changes. M31A (M31 Autonomous) takes a different approach. It's a terminal-based AI coding agent written in Go that owns a six-phase workflow end-to-end: Initialize → Discuss → Plan → Execute → Verify → Ship. Every run ends with a verified git commit and a learning ledger entry. One sta

aiterminalcli
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ExternalSoftware Engineering
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Supabase Authentication & Authorization Patterns

Supabase Authentication & Authorization Patterns Authentication and authorization are the foundation of secure applications. Supabase provides a complete auth system with email/password, social logins, magic links, and powerful row-level security. This guide covers everything you need to build secure, production-ready authentication. Built-in Features: Email/password authentication Social OAuth providers (Google, GitHub, etc.) Magic link (passwordless) authentication Multi-factor authenticatio

supabaseauthenticationauthorization
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