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I’ve built and led multiple products and startups, working across product, engineering, and business. That experience shaped how I think about systems end to end, from 0 to 1, not just isolated features. I care deeply about architecture decisions, real world trade-offs, and measurable business impact, especially when building AI for production environments. If you can spare 3 minutes, this short video shows how I think and execute in practice: _Website not available. Sign in: https://www.twine.net/signup_ _Website not available. Sign in: https://www.twine.net/signup_…I’ve built and led multiple products and startups, working across product, engineering, and business. That experience shaped how I think about systems end to end, from 0 to 1, not just isolated features. I care deeply about architecture decisions, real world trade-offs, and measurable business impact, especially when building AI for production environments. If you can spare 3 minutes, this short video shows how I think and execute in practice: _Website not available. Sign in: https://www.twine.net/signup_ _Website not available. Sign in: https://www.twine.net/signup_

Pedro Brandão

AI Engineer, Full Stack Developer, Back-End Developer, +2

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I’ve built and led multiple products and startups, working across product, engineering, and business. That experience shaped how I think about systems end to end, from 0 to 1, not just isolated features. I care deeply about architecture decisions, real world trade-offs, and measurable business impact, especially when building AI for production environments. If you can spare 3 minutes, this short video shows how I think and execute in practice: _Website not available. Sign in: https://www.twine.net/signup_ _Website not available. Sign in: https://www.twine.net/signup_…I’ve built and led multiple products and startups, working across product, engineering, and business. That experience shaped how I think about systems end to end, from 0 to 1, not just isolated features. I care deeply about architecture decisions, real world trade-offs, and measurable business impact, especially when building AI for production environments. If you can spare 3 minutes, this short video shows how I think and execute in practice: _Website not available. Sign in: https://www.twine.net/signup_ _Website not available. Sign in: https://www.twine.net/signup_

Available to hire

I’ve built and led multiple products and startups, working across product, engineering, and business. That experience shaped how I think about systems end to end, from 0 to 1, not just isolated features.

I care deeply about architecture decisions, real world trade-offs, and measurable business impact, especially when building AI for production environments.

If you can spare 3 minutes, this short video shows how I think and execute in practice:
Website not available. Sign in: https://www.twine.net/signup

Website not available. Sign in: https://www.twine.net/signup

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Language

Portuguese

Fluent

English

Fluent

Work Experience

AI Engineer at INTIMAÇÃO PRO

March 1, 2025 - Present

Led AI/document processing: 1k+ legal documents/day with 86.7% accuracy (v1.5, +36.7% improvement) using RAG and multi-LLM routing (GPT-3.5, Claude, Mistral); analyzed 566 notifications; implemented 200+ regression tests and a prompt-eval loop with human-in-the-loop; achieved 10x faster throughput (30 min → 3 min/doc) via cost-aware inference and latency optimization.

AI Engineer at DOUTOR REDAÇÃO

November 1, 2024 - Present

Scaled AI features for a writing platform: 300+ active users with 10–15% weekly improvement; implemented LLM chaining and a context-aware repertoire engine; established scalable concurrent architecture and response validation; platform featured on national platforms.

Full-Stack Engineer at PASSAPORTE DIGITAL

September 1, 2022 - October 1, 2023

Delivered industry-first Pix installment payments totaling R$1.5M+; built WhatsApp chatbot microservice; tech stack: Laravel, Vue.js, NestJS, MongoDB, Docker.

Full-Stack Engineer at NIX

January 1, 2022 - December 1, 2022

Led 0→1 Instagram automation product with instant artwork at R$19.90; managed a 5-person team; integrated BI.

Backend Engineer at COPYTRADE

November 1, 2023 - May 1, 2025

Signal replication for MetaTrader 5; built backend, Data Warehouse, CI/CD.

COVID-19 chatbot at DR. PRESENTE

January 1, 2020 - December 31, 2021

COVID-19 chatbot for 9k+ users with a Google grant of $40k; contributed to chatbot design, deployment, and scaling.

NLP Engineer at VGX Contact-Center

January 1, 2020 - December 31, 2021

NLP bots for Claro (Brazil’s 2nd telco); delivered conversational AI solutions and bot automation.