I will assist in sql database with erd, normalization, together with complex queries

United States

I speak English

Topnotch services

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About this Gig

Database Developer with 6+ Years Across SQL & NoSQL

I build clean, secure, high-performance databases for websites, mobile apps, and enterprise systems, working across both relational and non-relational technologies including MySQL, PostgreSQL, SQL Server, Oracle, MongoDB, and Firebase.

Here's what I can build for you:

  • Custom database design from the ground up
  • SQL queries, joins, subqueries, and triggers
  • ERD (Entity Relationship Diagram) creation
  • Schema normalization (1NF, 2NF, 3NF)
  • Stored procedures, views, and indexing
  • MongoDB & Firebase database structuring
  • Data migration and system integration
  • Cloud database setup (Firebase, MongoDB Atlas)
  • Performance tuning and query optimization
  • CRUD operations and API integration

Technologies I work with:

MySQL, PostgreSQL, SQL Server, Oracle, MongoDB, Firebase, SQLite, MS Access

Why work with me:

  • Fast, secure, and reliable delivery
  • Scalable, well-optimized database architecture
  • Clear, responsive communication throughout
  • Fully documented, professional solutions
  • Client satisfaction is always the priority

Before placing an order, please send me a message so I can understand your project and put together the right solution for it.

Database type:

Centralized database

•

Distributed database

Platform:

Airtable

•

BigQuery

•

MySQL

•

Oracle

•

SQLite

•

SQL Server

•

Sybase

Expertise:

Big data

•

Data center

•

Data structure

•

Data warehouse