Database Administrator Needed for Performance Tuning

TechFlow Inc

Freelance · Remote · Flexible hours

About the role

TechFlow Inc is expanding its data infrastructure for a high‑traffic SaaS product. We need a Database Administrator to design, implement, and maintain robust, scalable databases that support rapid feature rollout and high availability.

Key responsibilities

• Design and optimize schema for PostgreSQL, MongoDB, and MySQL environments
• Implement backup, recovery, and monitoring solutions
• Perform performance tuning and query optimization
• Collaborate with developers to ensure data integrity and security
• Document procedures and provide knowledge transfer

Must-have skills

• 3+ years managing PostgreSQL, MongoDB, and MySQL in production
• Strong SQL and NoSQL query expertise
• Experience with replication, sharding, and clustering
• Proficiency in performance monitoring tools

Nice to have

• Familiarity with cloud database services (AWS RDS, Azure Cosmos DB)
• Automation scripting (Python, Bash)