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Achievement: Pair ExtraordinaireAchievement: Pull Sharkx3Achievement: YOLOAchievement: QuickdrawAchievement: Arctic Code Vault Contributor

Achievements

Achievement: Pair ExtraordinaireAchievement: Pull Sharkx3Achievement: YOLOAchievement: QuickdrawAchievement: Arctic Code Vault Contributor

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thiago-ximenes/README.md

Hi, I'm Thiago Ximenes 👋

Senior Software Engineer — Node.js, TypeScript, NestJS, React | Payments & AI Agents in Production

  • 💳 Spent the last 2 years as Principal Engineer at a fintech, leading a team of 3 engineers and the architecture of a payments gateway processing R$1M+/day for ~600 merchants — Pix, bank slips, wire transfers, split payments.
  • 🤖 Built and run a multi-tenant AI agents platform (LLM) for customer service over WhatsApp & Instagram (Meta Cloud API) — in production with real customers, with anti-hallucination guardrails and per-tenant configurable workflows.
  • 🛠 Core stack: Node.js, TypeScript, NestJS, AdonisJS, React, Next.js, PostgreSQL, Redis, AWS (SQS, S3, SES), Docker. Also experienced with PHP (Laravel, Symfony).
  • 🔎 Open to Senior Backend / Senior Fullstack / Tech Lead roles — remote.

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  1. reactjs-boilerplate reactjs-boilerplate Public

    TypeScript

  2. extended-format extended-format Public

    a javascript helper to format values

    TypeScript 5

  3. poupe-para-gastar poupe-para-gastar Public

    TypeScript 2

  4. dota2-lineup dota2-lineup Public

    TypeScript

  5. next-auth-signup-boilerplate next-auth-signup-boilerplate Public

    boilerplate for signup database strategy with next-auth

    TypeScript

  6. meta-simulator meta-simulator Public

    Local Meta Graph API simulator for Instagram DM development — fake OAuth, signed webhooks, inbox UI to impersonate the end user. No real Meta app needed.

    TypeScript