Sao Paulo, BR Remote (Global) Employment

EX Squared LATAM is hiring a Machine Learning Engineer

About the Role

Design and deploy robust machine learning systems that support end-to-end model development and production deployment. You will create evaluation frameworks tailored for Large Language Models, with a focus on Retrieval-Augmented Generation architectures, ensuring accuracy and performance across diverse use cases.

What You'll Do

  • Build scalable infrastructure for training, deploying, and monitoring ML models
  • Develop evaluation pipelines for LLMs using tools like RAGAS or DeepEval
  • Support the design and implementation of generative AI and agent-based systems
  • Enhance observability of models in production with monitoring and logging solutions
  • Collaborate with data scientists, engineers, and product teams to align technical solutions with business goals
  • Optimize cloud-based workflows for efficiency, speed, and cost-effectiveness
  • Apply rigorous testing, version control, and CI/CD practices to ML pipelines

Requirements

  • 5+ years of hands-on experience in Python, with a focus on machine learning and backend systems
  • Proven background in ML infrastructure, deployment workflows, and model lifecycle management
  • Direct experience evaluating LLMs using frameworks such as RAGAS, DeepEval, or comparable tools
  • Strong grasp of generative AI concepts, including LLMs and Agentic AI patterns
  • Familiarity with RAG architectures and their practical implementation
  • Proficiency with cloud platforms like AWS, GCP, or Azure
  • Experience using monitoring and debugging tools for ML systems in production
  • Ability to work autonomously in a distributed, remote environment
  • Advanced English communication skills

Benefits

  • Competitive compensation paid in USD
  • Full remote flexibility within LATAM
  • Access to ongoing learning and professional development resources
  • Inclusive, multicultural team culture focused on innovation
  • Exposure to global projects and emerging technologies in AI
Required Skills
PythonRAGASDeepEvalAWSGCPAzureLarge Language Models (LLMs)Retrieval-Augmented Generation (RAG)GenAIAgentic AIML infrastructuremodel deploymentLLM evaluationbackend developmentmachine learning PythonRAGASDeepEvalAWSGCPAzureLarge Language Models (LLMs)Retrieval-Augmented Generation (RAG)GenAIAgentic AIML infrastructuremodel deploymentLLM evaluationbackend developmentmachine learning
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About company
EX Squared LATAM
EX Squared LATAM connects top engineering talent across the region with high-impact digital products.
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Job Details
Department Internal
Category data
Posted 3 hours ago