Role Description This role is presented as part of a referral program to identify experienced Database Administrators (DBA) for a high-priority project focused on real-world database administration. Freelancers will perform hands-on database operations across MySQL, PostgreSQL, and SQL Server, contributing to AI model development in areas such as: - SQL querying - Systems administration - Performance tuning - Indexing - Optimization This short-term, remote contract is well suited for DBAs with practical, production-level experience who want to apply their skills to applied AI training. Qualifications - 5+ years of experience as a Database Administrator working in production environments - Expert-level SQL skills and proficiency with PostgreSQL, MySQL, and/or SQL Server - Strong background in performance tuning, security, data integrity, and schema design - Familiarity with compliance standards (e.g., SOX), data export formats, and backup tooling - Comfortable handling large datasets, interpreting execution plans, and managing database infrastructure end-to-end - Ability to produce production-quality scripts and documentation for technical audiences Requirements - Hourly Rate: USD $75 - USD $100/hour - Contract Duration: Through end of February (extension possible) - Commitment: minimum 30 hours/week - Location: Fully remote - Payment: Weekly payouts via Stripe Connect, based on hours logged - High performers are prioritized for future AI Finance, LLM Evaluation, and Modeling projects Benefits - Training support will be provided Application Process - Upload resume - AI interview based on your resume - Submit form

Role Description This role is presented as part of a referral program to identify experienced Database Administrators (DBA) for a high-priority project focused on real-world database administration. Freelancers will perform hands-on database operations across MySQL, PostgreSQL, and SQL Server, contributing to AI model development in areas such as: - SQL querying - Systems administration - Performance tuning - Indexing - Optimization This short-term, remote contract is well suited for DBAs with practical, production-level experience who want to apply their skills to applied AI training. Hourly Rate: USD $75 - USD $100/hour Contract Duration: Through end of February (extension possible) Commitment: minimum 30 hours/week Location: Fully remote Payment: Weekly payouts via Stripe Connect, based on hours logged High performers are prioritized for future AI Finance, LLM Evaluation, and Modeling projects. Qualifications - 5+ years of experience as a Database Administrator working in production environments - Expert-level SQL skills and proficiency with PostgreSQL, MySQL, and/or SQL Server - Strong background in performance tuning, security, data integrity, and schema design - Familiarity with compliance standards (e.g., SOX), data export formats, and backup tooling - Comfortable handling large datasets, interpreting execution plans, and managing database infrastructure end-to-end - Ability to produce production-quality scripts and documentation for technical audiences Requirements - Design and optimize complex SQL queries using EXPLAIN plans and indexing strategies - Implement schema changes with CREATE/ALTER statements and rollback planning - Configure and validate automated backup and restoration procedures - Manage user roles and permissions following defined security policies - Export/import data between systems with validation checks and encoding integrity - Execute data quality checks and report violations with remediation scripts - Apply statistics updates, manage transaction logs, and test failover recovery - Perform compliance data extractions, patching, and system audits for enterprise use cases - Document processes and performance findings in clear, reproducible formats Application Process - Upload resume - AI interview based on your resume - Submit form

• Provide support services as a Database Administrator in support of the overall operational objectives of the National Institute of Neurological Disorders and Stroke within the National Institutes of Health (NIH). • Perform routine database backups to ensure data integrity and ad hoc recovery using complex tools and applications. • Monitor database usage and performance and schedule necessary improvements. • Provide technical guidance and assistance in evaluating, customizing, and applying both open source and commercial data management systems, applications and tools used for supporting research.

• Manage the day-to-day operation, maintenance, and performance tuning • Monitor, capacity planning, and optimizing queries • Install, configure, and patch databases • Maintain backup and recovery strategies to ensure data integrity and availability • Monitor and maintain existing HA/DR solutions • Manage logins, users, roles, permissions, and ensuring compliance with security policies • Diagnose and resolve database-related issues, providing support to application teams • Maintain clear and comprehensive documentation for database systems and processes