I will design and build a mysql or postgresql database with erd
From idea to launch: websites that work!
Niveau 2
Voldoet aan hoge prestatiecriteria en heeft een bewezen staat van dienst in het voldoen aan de verwachtingen van de klant.
Zeer responsief
Geeft doorgaans uitzonderlijk snel antwoord
Over deze dienst
Need a properly designed MySQL or PostgreSQL database for your application? I can design your schema, create ERDs, optimize relationships, and build a scalable database structure for your project.
I design and develop custom MySQL, PostgreSQL, MongoDB, and Firebase database solutions for web apps, mobile backends, ecommerce, and SaaS platforms built for speed, security, and scalability.
What You'll Get:
- Custom database architecture & full schema design
- Entity Relationship Diagram (ERD) with normalization
- Proper relationships, indexing & performance tuning
- Role-based permissions & security configuration
- Import/export data setup & admin panel
- Tech recommendation (MySQL, PostgreSQL, MongoDB, Firebase)
I Work With:
- React, Node.js, Next.js, PHP web apps
- WordPress & WooCommerce backends
- eCommerce, SaaS platforms & MVPs
- Data migration from old to new databases
Why Choose Me:
- Experience designing databases for SaaS applications, web platforms, CRM systems, ecommerce stores, and custom business software.
- Clean, documented code you can actually maintain
Message me before ordering share your requirements and I'll recommend the right package.
Platform:
firebase
•
mariadb
•
MongoDB
•
MySQL
•
PL/SQL
•
PostgreSQL
•
SQLite
Expertise:
Datastructuur
•
Design
•
ENCRYPTIE
•
Normalisatie
•
Prestaties
Mijn portfolio
Veelgestelde vragen
What databases do you work with?
I work with MySQL, PostgreSQL, MongoDB, Firebase, and other SQL/NoSQL databases.
Can you fix or optimize an existing database?
Yes, I can optimize queries, restructure tables, and improve performance.
Will my data be secure?
Absolutely. I follow best practices for security, backups, and access control.
Can you help with database migration?
Yes, I can migrate databases with minimal downtime and no data loss.
Do you provide support after delivery?
Yes, limited post-delivery support is included depending on the package.
16 reviews van deze dienst
| (15) | ||
| (1) | ||
| (0) | ||
| (0) | ||
| (0) |
Specificering van de beoordeling
- Communicatieniveau van de freelancer
- Kwaliteit van de levering
- Waarde van de levering
Sorteer op
S simonf03

Duitsland
Lopende samenwerkingVery good work! Great communication and excellent results. Highly recommended!
US$ 400-US$ 600
Prijs
6 weken geleden
Looptijd
S 
Reactie van de freelancer
Nuttig?A amber4u304

Verenigde Staten
Sammishra has been amazing to work with and we’re excited to continue working with her on additional projects.
US$ 200-US$ 400
Prijs
4 weken geleden
Looptijd
S 
Reactie van de freelancer
Nuttig?M mghpike

Verenigd Koninkrijk
Lopende samenwerkingThe difference between the old programme and the new one is unbelievable. Sammishra has reduced the processing time and accuracy in just a short few days with an upgrade of an old system at a fantastic price.
US$ 50-US$ 100
Prijs
3 dagen
Looptijd
S 
Reactie van de freelancer
Nuttig?M mghpike

Verenigd Koninkrijk
Lopende samenwerkingDelivered on time and exceeded my expectations so much so I have immediately employed Sammishra to complete some more work.
US$ 200-US$ 400
Prijs
7 dagen
Looptijd
S 
Reactie van de freelancer
Nuttig?A 
antimattersale

Verenigde Staten
The seller did a fabulous job made my project very well. highly recommend, i explained my work and told what i needed and they build me a custom solution that i never would have though of. They did most excellent work and very much recommend and appreciate them
US$ 100-US$ 200
Prijs
9 dagen
Looptijd
S 
Reactie van de freelancer
Nuttig?
16 reviews van deze dienst
| (15) | ||
| (1) | ||
| (0) | ||
| (0) | ||
| (0) |
Specificering van de beoordeling
- Communicatieniveau van de freelancer
- Kwaliteit van de levering
- Waarde van de levering
Sorteer op
S simonf03

Duitsland
Lopende samenwerkingVery good work! Great communication and excellent results. Highly recommended!
US$ 400-US$ 600
Prijs
6 weken geleden
Looptijd
S 
Reactie van de freelancer
Nuttig?A amber4u304

Verenigde Staten
Sammishra has been amazing to work with and we’re excited to continue working with her on additional projects.
US$ 200-US$ 400
Prijs
4 weken geleden
Looptijd
S 
Reactie van de freelancer
Nuttig?M mghpike

Verenigd Koninkrijk
Lopende samenwerkingThe difference between the old programme and the new one is unbelievable. Sammishra has reduced the processing time and accuracy in just a short few days with an upgrade of an old system at a fantastic price.
US$ 50-US$ 100
Prijs
3 dagen
Looptijd
S 
Reactie van de freelancer
Nuttig?M mghpike

Verenigd Koninkrijk
Lopende samenwerkingDelivered on time and exceeded my expectations so much so I have immediately employed Sammishra to complete some more work.
US$ 200-US$ 400
Prijs
7 dagen
Looptijd
S 
Reactie van de freelancer
Nuttig?A 
antimattersale

Verenigde Staten
The seller did a fabulous job made my project very well. highly recommend, i explained my work and told what i needed and they build me a custom solution that i never would have though of. They did most excellent work and very much recommend and appreciate them
US$ 100-US$ 200
Prijs
9 dagen
Looptijd
S 
Reactie van de freelancer
Nuttig?

