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Database Administrators
Database AdministratorsMercor • Toronto, ON, CA
Database Administrators

Database Administrators

Mercor • Toronto, ON, CA
30+ days ago
Job type
  • Temporary
Job description

Role Overview

Mercor is collaborating with a leading AI organization to identify experienced Database Administrators for a high-priority training and evaluation project. Freelancers will be tasked with performing a wide range of real-world database operations to support AI model development focused on SQL, systems administration, and performance optimization. This short-term contract is ideal for experts ready to bring practical, production‑grade insights to frontier AI training efforts.

Key Responsibilities

  • 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

Ideal 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
  • More About the Opportunity

  • Remote and asynchronous — work on your own schedule
  • Expected commitment : minimum 30 hours / week
  • Project duration : : 6 weeks
  • Compensation & Contract Terms

  • $90–100 / hour for U.S.-based freelancers (localized rates may vary)
  • Paid weekly via Stripe Connect
  • You’ll be classified as an independent contractor
  • Application Process

  • Submit your resume followed by domain expertise interview and short form
  • About Mercor

  • Mercor is a talent marketplace that connects top experts with leading AI labs and research organizations.
  • Our investors include Benchmark, General Catalyst, Adam D’Angelo, Larry Summers, and Jack Dorsey.
  • Thousands of professionals across domains like law, creatives, engineering, and research have joined Mercor to work on frontier projects shaping the next era of AI.
  • #J-18808-Ljbffr

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    Database Administrator • Toronto, ON, CA

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