I will do advanced data cleaning and spreadsheet data entry

Tony G

Indonesia

I speak English, Indonesian, German, Japanese

Senior Data Engineer

I help growing businesses turn scattered data into reliable insights through practical data engineering, analytics dashboards, and reporting automation. I have built ETL pipelines, maintained dbt mode...
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About this Gig

Welcome to my professional SQL and database query service! If you are struggling with messy queries, slow database performance, or need a custom query written from scratch, you are in the right place.


What I Can Do For You:

  • Write Custom SQL Queries: Tailored specifically to your database schema and requirements.
  • Debug & Fix Errors: Troubleshoot broken queries and fix syntax or logical errors.
  • Optimize Performance: Speed up slow-running queries to improve efficiency.


Why Choose Me?

  • Clean, well-commented, and efficient code
  • Fast turnaround time and clear communication
  • Focus on data accuracy and quality validation


Please reach out with your requirements before ordering so we can discuss your project details!


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do advanced data cleaning and spreadsheet data entry
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do advanced data cleaning and spreadsheet data entry

Database type:

Relational database

Platform:

MariaDB

•

MySQL

•

PostgreSQL

•

Redshift

Expertise:

SQL

•

DDL

•

DML

•

Query optimization

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