I will write, debug and optimize in sql and python

India

I speak English

Senior Data Engineer

I am a Senior Software Engineer and Data Engineer with 10 years of experience in backend and distributed systems. I specialize in building scalable data processing systems using Python, SQL, Spark, an...
About this Gig

Need help with SQL queries, debugging, or database performance?

I can help you write, debug, and optimize SQL queries based on your requirements.

My services include:

  • Writing complex SQL queries.
  • Debugging and fixing existing SQL queries.
  • Joins, subqueries, CTEs, and window functions.
  • Stored procedures and aggregations.
  • Query performance analysis and optimization.
  • SQL Server database query assistance.

I focus on delivering clean, efficient, and well-structured SQL solutions with clear explanations.

Whether you need a simple query or help troubleshooting a complex SQL problem, I'm here to help.

Please contact me before placing an order so we can discuss your requirements and agree on the scope of work.

Database type:

Relational database

Platform:

MS SQL

•

MySQL

•

PL/SQL

•

SQL Server

Expertise:

Design

•

SQL

•

Performance

•

Query optimization