e2f, inc.

Data Engineer, UI Designer

e2f, inc.

full-time

Posted on:

Location Type: Office

Location: Brazil

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Job Level

Junior

Tech Stack

ETLJavaScriptPythonPyTorchReactSQLTensorflowTypeScript

About the role

  • Design and maintain structured data pipelines for AI training and evaluation
  • Develop and refine AI/ML models to support product and business needs
  • Build complex, dynamic workflow-driven UIs using React
  • Deploy and monitor AI models in production environments
  • Collaborate with ML engineers on fine-tuning, RAG workflows, or evaluation systems

Requirements

  • 3-13 years of experience in data engineering, applied ML, or AI systems
  • Strong programming skills in Python
  • Experience with modern ML frameworks (PyTorch, TensorFlow, etc.)
  • Familiarity with SQL and ETL workflows
  • Deep JavaScript / TypeScript expertise
  • Strong React experience
  • Strong understanding of REST APIs and backend integration
  • Basic data analysis skills (SQL, metrics, quality analysis, productivity tracking)
Benefits
  • Health insurance
  • Flexible work arrangements
  • Professional development opportunities
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
PythonPyTorchTensorFlowSQLETL workflowsJavaScriptTypeScriptReactREST APIsdata analysis