I will design and optimize sql databases

Spain

I speak English, Spanish

smart IT solutions Spanish and English

Hi! I’m Marcos, a Python & AI Automation Specialist. I build reliable automations, data extraction tools, AI workflows, technical audits, and custom scripts for businesses of all sizes. Fast delivery...
About this Gig

I will design, create, and optimize SQL queries and databases to ensure your data is well-structured, fast, and reliable.

What I offer:

  • Database design (MySQL, PostgreSQL, SQLite)
  • Query creation and debugging
  • Query optimization for better performance
  • Data cleaning and organization
  • ER diagrams and schema design (on request)

Why choose me?

  • Strong background in Computer Engineering and SQL
  • Experience with relational and non-relational databases
  • Clean, efficient, and well-documented queries
  • Fast delivery and reliable support

Please contact me before placing an order so we can discuss your project and define the best solution for your needs.

Database type:

Key-value database

Non-relational database

Platform:

MySQL

PostgreSQL

SQLite

Expertise:

SQL

NoSQL

ER diagrams

Query optimization

My Portfolio