Data Scientist at quintoandar

Language

Setup: Remote - Brazil, Hybrid
Type: Full-time
Level: not_specified
Posted: Jun 8, 2026

Description

Grupo QuintoAndar, the largest real estate ecosystem in Latin America, is seeking a Senior Data Scientist to join their Data Science team. This role involves architecting, developing, and deploying machine learning systems, designing and executing experiments, analyzing diverse data sets, and applying the scientific method to develop LLM-powered applications. The ideal candidate will have expert knowledge of machine learning concepts, proficiency in Python, and strong communication skills.

Required Skills

Machine Learning Concepts
Regression and Classification
Clustering
Neural Networks
Feature Selection
Cross-validation
Curse of Dimensionality
Bias-Variance Tradeoff
Model Explainability
Python
Deep Learning
Generative AI
Prompt Engineering
LLMs Finetuning
LLM Routing
LLM Monitoring
LLM Guardrails

Additional Information

Required Previous Experiences: At least 3+ years of experience applying data science and creating machine learning models.
Preferred Qualifications: Experience with applied generative AI: AI agents, prompt engineering, LLMs finetuning (LORA, QLORA, PEFT), LLM routing, LLM monitoring, LLM guardrails.
Experience working at fast-growing startups.