Sfoglia categorie
Esplora
Fiverr Pro
Italiano
$
USD
I will develop sql database with erd, normalization, and complex queries
Expert in Designing And Development
I'm a web developer, designer, and database architect from Pakistan. I have a Bachelor's degree in Computer Science and 5 years of experience in web development, UI/UX design, and database structuring...
Livello 1
Ha soddisfatto determinati criteri di prestazione e mostra un forte potenziale nel marketplace.
Informazioni su questo servizio
I'm a professional Database Developer with 6+ years of experience in SQL & NoSQL systems, including MySQL, PostgreSQL, SQL Server, Oracle, MongoDB, and Firebase.
I specialize in building clean, secure, and high-performance databases for websites, mobile apps, and enterprise applications.
What I Offer:
- Custom database design and development
- SQL query writing, joins, subqueries, and triggers
- ERD (Entity Relationship Diagram) creation
- Schema normalization (1NF, 2NF, 3NF)
- Stored procedures, views, and indexing
- MongoDB & Firebase database structure
- Data migration and integration
- Cloud database setup (Firebase, MongoDB Atlas)
- Performance tuning and optimization
- CRUD operations & API integration
️ Tools & Technologies:
MySQL PostgreSQL SQL Server Oracle
MongoDB Firebase SQLite MS Access
Why Choose Me?
- Fast and secure delivery
- Clean, optimized, and scalable databases
- Clear and friendly communication
- 100% satisfaction guaranteed
- Professional and documented solutions
NOTE: Please message me before placing an order so I can fully understand your needs and offer the best custom solution for your project.
Il mio portfolio
FAQ
What information do you need to start working on my project?
I need a detailed description of your project requirements, including any specific business rules, data models, and the desired outcome. If possible, please provide any existing documentation or sample data.
How do you ensure the security and confidentiality of my data?
I take data security and confidentiality very seriously. All projects are handled with strict confidentiality, and I implement best practices to ensure your data is secure. If needed, we can sign an NDA (Non-Disclosure Agreement) to formalize this commitment.
Can you optimize my existing database, and how long will it take?
Yes, I can optimize your existing database. The time required depends on the complexity and size of your database, as well as the specific issues that need to be addressed. Please provide details so I can give you an estimated timeframe.
Do you offer support and maintenance after the project is completed?
Yes, I offer ongoing support and maintenance services. If you encounter any issues or need further modifications after the project is completed, I am here to help. We can discuss a maintenance plan that suits your needs.
Recensioni
45 recensioni per questo servizio
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Valutazione dettagliata
- Livello di comunicazione del venditore
- Qualità della consegna
- Valore della consegna
Ordina per
Più rilevante
C 
couragebenda
Stati Uniti
very good and easy to work with
50 USD-100 USD
$
4 giorni
Tempo
W 
Risposta del venditore
Utile?D 
daryllee123
Stati Uniti
Thanks again! You are our valued personal partner. Thanks
100 USD-200 USD
$
2 giorni
Tempo
Utile?D daryllee123
Stati Uniti
The level of professionalism was unmatched. This young man went above and beyond to help me navigate the challenges I faced. He was always available to provide assistance whenever it was needed, and I couldn’t be happier with the results we achieved. Thank you so much.
200 USD-400 USD
$
2 giorni
Tempo
W Risposta del venditore
Utile?V 
victorolweya
Kenya
great work
50 USD
$
1 giorno
Tempo
W Risposta del venditore
Utile?B bab_bhavi
Stati Uniti
He did my project and understood exactly what I needed from the beginning. He is very skilled and brilliant when it comes to completing projects. My experience working with him was excellent and very smooth. He completed the entire project in just one day, which I never expected. I'm very happy and satisfied...
100 USD-200 USD
$
1 giorno
Tempo
Utile?
Recensioni
45 recensioni per questo servizio
| (44) | ||
| (0) | ||
| (0) | ||
| (1) | ||
| (0) |
Valutazione dettagliata
- Livello di comunicazione del venditore
- Qualità della consegna
- Valore della consegna
Ordina per
Più rilevante
C couragebenda
Stati Uniti
very good and easy to work with
50 USD-100 USD
$
4 giorni
Tempo
W Risposta del venditore
Utile?D daryllee123
Stati Uniti
Thanks again! You are our valued personal partner. Thanks
100 USD-200 USD
$
2 giorni
Tempo
Utile?D daryllee123
Stati Uniti
The level of professionalism was unmatched. This young man went above and beyond to help me navigate the challenges I faced. He was always available to provide assistance whenever it was needed, and I couldn’t be happier with the results we achieved. Thank you so much.
200 USD-400 USD
$
2 giorni
Tempo
W Risposta del venditore
Utile?V victorolweya
Kenya
great work
50 USD
$
1 giorno
Tempo
W Risposta del venditore
Utile?B bab_bhavi
Stati Uniti
He did my project and understood exactly what I needed from the beginning. He is very skilled and brilliant when it comes to completing projects. My experience working with him was excellent and very smooth. He completed the entire project in just one day, which I never expected. I'm very happy and satisfied...
100 USD-200 USD
$
1 giorno
Tempo
Utile?
