I will build and troubleshoot clickhouse sql and etl pipelines

Nikoloz B

Georgia

I speak English, Georgian, Russian

Data Engineer

I am a data engineer with over 2.5 years of experience designing and owning production data platforms. I have a strong foundation in ETL/ELT engineering, SQL-heavy systems like ClickHouse and MSSQL, a...
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About this Gig

Are you struggling with ClickHouse queries, data ingestion, or ETL pipeline issues?

I'm a Data Engineer with professional experience in SQL, ClickHouse, Python, SAP data integration, ETL development, and production data migration.

I can help you build, debug, and improve data workflows so your data is reliable, structured, and ready for analytics.

My services include:

  • ClickHouse SQL query development and optimization
  • ClickHouse table design and data transformations
  • ETL pipeline development and troubleshooting
  • Python scripts for data ingestion and transformation
  • API, database, and CSV data integration
  • SQL debugging, data validation, and duplicate detection
  • Database migration and data quality checks

What you'll receive:

  • Clean, maintainable SQL or Python code
  • A solution tailored to your requirements
  • Basic validation and error handling where applicable
  • Clear setup instructions and documentation

I focus on understanding the problem first and delivering a practical solution with a clearly defined scope.

Before ordering: Please share your database or data source, expected output, relevant schema or sample data, and a description of the issue.

For complex migrations, multiple integrations,

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build and troubleshoot clickhouse sql and etl pipelines
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build and troubleshoot clickhouse sql and etl pipelines

Database type:

Centralized database

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Distributed database

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Platform:

MySQL

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Oracle

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PL/SQL

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PostgreSQL

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SQLite

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SQL Server

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Other

Expertise:

Data center

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Data structure

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Data warehouse

+2 more

My Portfolio

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