AI Training Data Curator

Odixcity Consulting; España; Presencial; EUR 42.000 - 64.000; Jornada completa

Descripción de la vacante

Odixcity Consulting is seeking a Dataset Curator to design, maintain, and optimize diverse datasets for AI, ML, and LLM projects. You will collaborate with data scientists and engineers to collect, clean, and annotate data while ensuring quality and bias-free datasets for model training.

The role requires 3–5 years in dataset curation or related data roles, with strong SQL/Python and data handling skills, and a commitment to data ethics. This is a full-time position based in Spain.

Formación

• Bachelor’s or Master’s degree in Data Science, Computer Science, Statistics, Information Systems or related field.
• Proficiency in Excel, Google Sheets, SQL, and/or Python for dataset handling.
• Knowledge of data cleaning, normalization, and transformation techniques.
• Familiarity with data annotation tools and platforms.
• Understanding of structured, semi-structured, and unstructured datasets.
• Experience with database management and version control systems.
• Awareness of AI dataset ethics and bias mitigation.
• Certifications such as Google Data Analytics Certificate (advantage), Data Management or Curation Certification, AI/Data Annotation Training (optional but preferred)
• 3-5 years proven experience in dataset curation, data analysis, or data management roles.
• Experience handling large-scale datasets for AI, ML, or analytics projects.

Responsabilidades

• Curate, collect, and structure datasets for AI and ML training purposes.
• Validate dataset accuracy, completeness, and consistency.
• Annotate and label datasets according to project-specific guidelines.
• Identify and correct data inconsistencies, duplicates, and anomalies.
• Maintain metadata and documentation for datasets.
• Collaborate with AI trainers and data engineers to define dataset requirements.
• Ensure datasets are ethically sourced and free from biases.
• Continuously monitor dataset quality and propose improvements.

Conocimientos

Dataset curation

Data analysis

Data handling

Bias mitigation awareness

Educación

Bachelor’s or Master’s in data science or related field

Herramientas

SQL

Python

Excel

Google Sheets

Data annotation tools

Descripción del empleo

Dataset Curator

Job Summary: We are seeking for a Dataset Curator who is responsible for designing, maintaining, and optimizing high-quality datasets for AI, Machine Learning (ML), and Large Language Model (LLM) projects. The Dataset Curator works closely with data scientists, AI trainers, and engineers to gather, clean, validate, and annotate datasets across multiple domains, ensuring the data supports robust AI model training and evaluation. The dataset curator must understand dataset diversity, bias detection, quality assessment, and metadata management. This role is critical to improving AI performance, dataset reliability, and data-driven decision-making.

Key Responsibilities

• Curate, collect, and structure datasets for AI and ML training purposes.
• Validate dataset accuracy, completeness, and consistency.
• Annotate and label datasets according to project-specific guidelines.
• Identify and correct data inconsistencies, duplicates, and anomalies.
• Maintain metadata and documentation for datasets.
• Collaborate with AI trainers and data engineers to define dataset requirements.
• Ensure datasets are ethically sourced and free from biases.
• Continuously monitor dataset quality and propose improvements.
  
  

Job Requirements

Bachelor’s or Master’s degree in Data Science, Computer Science, Statistics, Information Systems or related field.

Proficiency in Excel, Google Sheets, SQL, and/or Python for dataset handling.

Knowledge of data cleaning, normalization, and transformation techniques.

Familiarity with data annotation tools and platforms.

Understanding of structured, semi-structured, and unstructured datasets.

Experience with database management and version control systems.

Awareness of AI dataset ethics and bias mitigation.

Required Certifications such as Google Data Analytics Certificate (advantage), Data Management or Curation Certification, AI/Data Annotation Training (optional but preferred)

3-5 years proven experience in dataset curation, data analysis, or data management roles.

Experience handling large-scale datasets for AI, ML, or analytics projects.