I will do sql queries, sql database project, erd, select, etl job processes

Veronika Bokan

Ukraine

I speak English, Ukrainian, Russian

14 orders completed

Data analyst, Excel, Google Sheets, SQL, ETL and Tableau expert

Hi! I'm a Data Analyst with 5+ years of experience in Excel, Google Sheets, SQL, ETL, and Tableau. I hold a Master's degree in Computer Science with a specialization in Data Science & Analytics from o...
Read More

Level 1

Has met certain performance criteria and shows strong potential in the marketplace.

About this Gig

Need help with SQL? I can create and optimize SQL queries, fix database issues, build reports, and develop ETL processes. From simple data extraction to complex transformations and automation, I'll help you turn your data into actionable insights.


What I can help you with:

  • SQL query creation and optimization
  • Debugging and fixing SQL errors
  • Data extraction and reporting
  • Complex joins, subqueries, and CTEs
  • Window functions and advanced SQL logic
  • Data cleaning and transformation
  • ETL process development
  • KPI and business metrics calculations
  • Sales, marketing, and product analytics
  • Database performance optimization
  • Data validation and quality checks
  • Building datasets for dashboards and BI tools
  • Automating recurring data processes
  • PostgreSQL, MySQL, SQL Server, BigQuery, and more
  • Custom SQL solutions tailored to your business needs
Read More
do sql queries, sql database project, erd, select, etl job processes
do sql queries, sql database project, erd, select, etl job processes
Full Screen
Full Screen
do sql queries, sql database project, erd, select, etl job processesdo sql queries, sql database project, erd, select, etl job processesdo sql queries, sql database project, erd, select, etl job processes

Database type:

Graph database

•

Key-value database

+2 more

Platform:

MS SQL

•

Oracle

•

PostgreSQL

•

SQL Server

Expertise:

SQL

•

DDL

•

DML

•

DQL

My Portfolio

Related tags