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Data Engineer

$30 - $100/hr Worldwide Remote · worldwide coding Contract / freelance
Pay rate · $30 - $100/hr
  • Job Description
  • Data Engineer
  • Contractor
  • Remote

Job Summary

In this role, you'll apply your expertise to help train next-generation AI systems. Your work will shape how models learn, reason, and perform through high-quality, real-world input. No prior experience in AI is required — your domain knowledge is what matters.

Key Responsibilities

  • Design, build, and maintain scalable ETL pipelines to support data ingestion, transformation, and integration from multiple sources.
  • Develop and optimize logical and physical data models within modern data warehousing environments.
  • Collaborate closely with cross-functional teams to understand data requirements and deliver reliable data solutions.
  • Monitor, troubleshoot, and enhance data infrastructure for optimal performance and scalability.
  • Ensure data accuracy, consistency, and security across all platforms and solutions.
  • Document technical processes, system designs, and data flows with clarity and precision.
  • Leverage advanced SQL and Python scripting to automate data workflows and processes.

Required Skills and Qualifications

  • Expert-level proficiency in MySQL for complex querying, schema design, and performance tuning.
  • Strong programming skills in Python for data manipulation and automation.
  • Hands-on experience building and maintaining ETL pipelines in production environments.
  • Demonstrated expertise with data warehousing concepts and best practices.
  • Excellent written and verbal communication skills, with a focus on clear documentation and collaborative problem-solving.
  • Proven ability to manage and prioritize tasks in a dynamic, remote work setting.
  • Detail-oriented mindset with a commitment to delivering high-quality data solutions.

Preferred Qualifications

  • Experience with cloud-based data warehouse platforms (e.g., AWS Redshift, Snowflake, or Google BigQuery).
  • Background in data modeling or data architecture.
  • Familiarity with agile development methodologies.
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