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Grupo QuintoAndar

Real estate marketplace and housing platform

Staff Data Science

Applied Machine LearningConfirmed live in the last 24 hours
Full-timeBuenos Aires, ArgentinaNo salary listedIn-person

About the Job

Requirements

  • Expert knowledge of machine-learning concepts, including regression and classification, clustering, neural networks, feature selection, cross-validation, curse of dimensionality, bias-variance tradeoff, and model explainability.
  • Good understanding of engineering challenges involved in deploying machine-learning systems to production.
  • Proficiency in Python.
  • Knowledge of or experience with deep learning.
  • Experience providing technical advice to other data scientists.
  • Good written and spoken English is mandatory.

Responsibilities

  • Architect, develop, and deploy machine-learning systems in production, primarily for chatbots and search systems.
  • Design and execute experiments.
  • Analyze structured and unstructured, observational and experimental data to improve existing models or create new ones.
  • Apply the scientific method to develop LLM-powered applications, including testing prompts, exploring and understanding LLM capabilities, evaluating agents and prompts, analyzing AI-application guardrails, and building proofs of concept to validate the feasibility of generative AI in product features.
  • Actively participate in discussions and decisions across the Data Science chapter, including guilds, design reviews, and demos.

Desired Qualifications

  • An MSc., or a bachelor's degree plus solid experience, in machine learning, data science, information retrieval, ranking systems, recommender systems, natural language processing, or another relevant field.
  • Experience applying generative AI, including AI agents, prompt engineering, fine-tuning LLMs with LoRA, QLoRA, or PEFT, LLM routing, LLM monitoring, and LLM guardrails.
  • Experience working at fast-growing startups.

About the Company

Grupo QuintoAndar

Real estate marketplace and housing platform

Grupo QuintoAndar operates a real estate ecosystem in Latin America, connecting buyers, renters, and property professionals through a network of brands that host millions of listings. Its platforms aggregate property listings and tools to guide users from discovery to signing a lease or purchase, with a large volume of monthly visits. The company differentiates itself with a multi-brand regional footprint and an end-to-end digital ecosystem that combines traditional real estate with online services. Its goal is to help people love where they live by making every step of finding and securing a home simpler.

Company size
1,001-5,000
Company stage
Not listed
Total funding
Not listed
Headquarters
Not listed
Founded
Not listed

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