Premium Hourly
PUBLISHED
Sep 29, 2025
Optimize SQL queries for reporting in a small business toolset on a weekly basis. Identify bottlenecks and rewrite queries for efficiency. Short engagements for SQL enthusiasts.
Zenblen provides weekly tasks to fine-tune SQL queries that power our business reporting tools. You'll analyze slow-performing queries, suggest indexes, and rewrite them using joins and subqueries to boost execution speed. This involves working with sample datasets to simulate real loads and verify improvements.
Weekly scope covers:
These focused sessions allow deep dives into SQL optimization techniques without ongoing commitment. You'll use tools like EXPLAIN plans and profiling, gaining practical knowledge applicable to any database role. The flexible remote format suits part-time contributors, with clear deliverables ensuring satisfaction and potential for ongoing work.
The employer recommends obtaining this certification to validate your skills and enhance your application.
Note: You can still apply for this position without the certification, but having it will make your profile stand out and may be required to move forward in the hiring process.