Remote SQL Evaluation Specialist for AI Training Data

OpenTrain AI; United States; On-site; USD 48,000 - 56,000; Part time

Job summary

OpenTrain AI is seeking a remote contractor to review and rate AI-generated SQL and data-related outputs. The role involves evaluating correctness, performance, and data modeling, and producing reference solutions that help improve model outputs.

The position is part-time (20+ hours/week) with an hourly rate of $50. English communication is essential, and the role supports contractors in approved countries for remote work.

Qualifications

• Expert-level SQL with complex joins, window functions, and aggregation.
• Experience with performance tuning, indexing, and concurrency issues.
• Hands-on experience with relational data models, schemas, and data warehouse structures.
• Strong ETL/ELT experience and familiarity with cloud or on-prem data platforms.
• Clear written and spoken English and the ability to explain technical reasoning precisely.

Responsibilities

• Review AI-generated SQL queries, schemas, and ETL/ELT logic for correctness and clarity.
• Analyze query plans, joins, window functions, and aggregation for correctness and performance.
• Identify issues with indexing strategies, concurrency, locking, and schema design.
• Fact-check data-related claims and validate results against expected behavior or sample data.
• Write detailed, step-by-step reference solutions and explanations that show reasoning and trade-offs.
• Rate and compare multiple AI responses for correctness, completeness, and methodological soundness.
• Contribute database engineering expertise to annotation guidelines and training examples.

Skills

Expert SQL

Query plan analysis

Performance tuning

Data modeling

ETL/ELT

CI/CD practices

English communication

Education

Bachelor's degree or higher in a related technical field

Job description

OpenTrain AI is seeking a remote contractor to review and rate AI-generated SQL and data-related outputs. The role involves evaluating correctness, performance, and data modeling, and producing reference solutions that help improve model outputs.

The position is part-time (20+ hours/week) with an hourly rate of $50. English communication is essential, and the role supports contractors in approved countries for remote work.