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Muhammad Waleed
@waleed_cowriter
Data Engineer, SQL, PostgreSQL and ETL Developer
Pakistan
English
About me
I help businesses turn raw and messy data into clean, structured, and reliable solutions. I work with SQL, PostgreSQL, Python, PySpark, Databricks, and ETL workflows to solve data and database problems.
I can help with SQL queries, PostgreSQL databases, data cleaning and transformation, CSV and Excel data processing, database design, ETL pipelines, and data migration.
I focus on clean work, clear communication, and solutions that match your requirements. Whether you need a quick SQL fix or a structured data pipeline, I am ready to help.
Skills
Muhammad Waleed
Offline •
See my services
SQL & NoSQL Queries
I will write fix and optimize sql and postgresql queries
Data Cleaning
I will clean format and transform your excel CSV data using python
