André Marques

AI/ML Automation Engineer, NLP Specialist

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Brasília - Brasilia, Brazil

OverviewWorkServicesAbout
André avatar

Meet André

AI/ML engineer with 6 years experience.

- Machine Learning & Data Science
EDA and Data Analysis, Reinforce Learning & Model Fine-Tuning(Ensemble Methods, Time Series Analysis)
- Natural Language Process
Fine-Tuning LLM, LangChain, RAG, LLaMA, BERT, OpenAI API, Prompt Engineering
- Chatbot and AI Agent
Voice Chatbot, Make.com, N8N, Zapier
- Fullstack development
- Cloud & DevOps

Identity verifiedVetted for secure and trusted collaboration.
Featured on
Best Portuguese-speaking freelance ML Engineers to hire in 2025Best Portuguese-speaking freelance AI Chatbot Developers to hire in 2025Best Portuguese-speaking TensorFlow freelancers to hire in 2025
Rate

$25 - $50/hr

Skills and tools
AI Developer ML EngineerAI Model DeveloperAI Chatbot DeveloperFullstack EngineerVirtual AssistantChatGPTLangChainNext.jsPythonPyTorchTensorFlowMongoDBNode.jsscikit-learnDialogflowN8NZapier
Details

Brasília - Brasilia, Brazil

Fluent in Portuguese and English