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Senior Data Scientist – LLMs, GenAI & RAG (Remote)

Role overview

Qualifications

  • Solid experience in Python, SQL, and machine learning model development
  • Knowledge of Generative AI, LLMs, RAG, embeddings, and vector databases
  • Familiarity with Pandas, Scikit-learn, TensorFlow, PyTorch, and OpenCV
  • Experience with LangChain, LangGraph, OpenAI, AWS Bedrock, and OpenSearch

Responsibilities

  • Develop and evolve machine learning solutions, generative AI, and computer vision
  • Implement RAG architectures, ingestion pipelines, and semantic searches in vector databases
  • Build APIs and applications using LangChain, LangGraph, OpenAI, and AWS Bedrock
  • Evaluate the performance of GenAI solutions through quality, latency, and cost metrics

About the company

Compass.uol logo

Compass.uol

Digital Transformation Consulting

Compasso UOL is a Brazilian technology company owned by the UOL Group, which offers technology services, and provides state-of-the-art solutions, contributing to the digital transformation of its customers so they can become leaders in its sectors of activity. Compasso UOL is a company that cultivates people's talent and use state-of-the-art technologies such as Agile Development, Multicloud, Data&Analytics, Cyber Security, Artificial Intelligence/Machine Learning, APIs/Microservices, IoT and others, providing technology and knowledge that help customers in building digital solutions that enable the transformation and evolution of their business.

Company details

Company typeXLarge
IndustryDigital Transformation Consulting
Company size5001 - 10000

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Job description

JOB DESCRIPTION


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RESPONSIBILITIES AND ASSIGNMENTS


  • Desenvolver e evoluir soluções de Machine Learning, IA Generativa e Visão Computacional.
  • Implementar arquiteturas RAG, pipelines de ingestão e buscas semânticas em bases vetoriais.
  • Construir APIs e aplicações utilizando LangChain, LangGraph, OpenAI e AWS Bedrock.
  • Avaliar a performance de soluções GenAI por meio de métricas de qualidade, latência e custo.
  • Desenvolver, treinar e implantar modelos de classificação, detecção e segmentação de imagens.
  • Atuar na construção e sustentação de pipelines de dados e aplicações em ambientes AWS e Azure.
  • Participar de definições técnicas, refinamentos e cerimônias ágeis, garantindo a qualidade e escalabilidade das soluções.



REQUIREMENTS AND QUALIFICATIONS


  • Experiência sólida em Python, SQL e desenvolvimento de modelos de Machine Learning.
  • Conhecimento em IA Generativa, LLMs, RAG, embeddings e bancos vetoriais.
  • Vivência com Pandas, Scikit-learn, TensorFlow, PyTorch e OpenCV.
  • Experiência com LangChain, LangGraph, OpenAI, AWS Bedrock e OpenSearch.
  • Conhecimento de serviços AWS, como S3, Lambda, RDS e SageMaker.
  • Experiência com APIs, microsserviços, containers e ambientes cloud.
  • Vivência em metodologias ágeis e boas práticas de engenharia de software.



Become a Compasser, be part of AI/R.


Compass UOL is a global firm and part of the AI Revolution Company, together transforming organizations using Artificial Intelligence, Generative AI, and other of today’s most advanced technologies.


We equip our team with proprietary and external AI-driven tools to design and build digital-native platforms, integrating cutting-edge technologies and enabling companies to innovate, transform their businesses, and drive success in their markets.

To achieve this, we attract and develop the best talent, creating opportunities that enhance people’s lives and highlight the positive impact of disruptive technologies.

We empower borderless talent and promote knowledge and opportunities in the latest market trends, driving significant personal and professional growth.

Join us and be part of the AI-driven revolution.


Apply once. Then go straight to the hiring manager.

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MR

Marcus Rivera

Chief Revenue Officer

m.rivera@company.com
linkedin.com/in/marcusrivera
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