Remote SQL Engineer (Contractor) - Data & AI Training

AI Trainer Jobs; United States; Remote; USD 41,000 - 69,000; Full time

Job summary

AI Trainer Jobs is seeking a SQL Engineer to review AI-generated queries and data logic remotely on an hourly basis. You will assess accuracy, explain solutions, and rate AI responses to improve model quality.

The role demands expert SQL in production, data modeling, ETL, and performance tuning, with 7+ years’ experience and clear English communication. This is a remote contractor position with opportunities for future projects.

Qualifications

• 7+ years of professional experience working with SQL in production environments.
• Expert-level proficiency in SQL, including complex joins, window functions, aggregation strategies, and query plan analysis.
• Experience with database performance tuning, indexing strategies, and troubleshooting concurrency or locking issues.
• Hands-on experience designing relational data models, schemas, and data warehouse structures (star and snowflake schemas).
• Strong experience with ETL/ELT processes and tooling, as well as working with large-scale data in modern cloud or on-prem data platforms.
• Minimum C1 English proficiency (written and spoken), with the ability to write clear technical explanations and follow detailed English-language guidelines.

Responsibilities

• Develop AI Training Content: Create detailed prompts in various topics and responses to guide AI learning, ensuring the models reflect a comprehensive understanding of diverse subjects.
• Optimize AI Performance: Evaluate and rank AI responses to enhance the model's accuracy, fluency, and contextual relevance.
• Ensure Model Integrity: Test AI models for potential inaccuracies or biases, validating their reliability across use cases.

Skills

English

Database Performance Tuning

Data Warehousing

ETL pipelines

SQL

Relational Databases

Query Optimization

Remote Contractor

Cloud Data Platforms

Data Modeling

Education

Bachelor's degree or higher in Computer Science, Information Systems, Engineering, Mathematics, or a closely related technical field

Tools

CI/CD

Version Control Systems

Job description

AI Trainer Jobs is seeking a SQL Engineer to review AI-generated queries and data logic remotely on an hourly basis. You will assess accuracy, explain solutions, and rate AI responses to improve model quality.

The role demands expert SQL in production, data modeling, ETL, and performance tuning, with 7+ years’ experience and clear English communication. This is a remote contractor position with opportunities for future projects.