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I will develop sql database with erd, normalization, and complex queries
4,9
4,9
Pakistan
Ich spreche Deutsch, Französisch, Englisch, Spanisch
92 Aufträge abgeschlossen
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...
Level 1
Hat bestimmte Leistungskriterien erfüllt und zeigt großes Potenzial auf dem Marktplatz.
Über diesen Service
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.
Mein 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.
Bewertungen
46 Bewertungen für diesen Service
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- Kommunikation
- Qualität der Lieferung
- Preis-Leistungs-Verhältnis der Lieferung
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S secretdiscoveri
Großbritannien
Your sql database queries skills are very great. Very Responsive and Expert SQL database developer i ever met. Thanks
50 $
Preis
2 Tagen
Dauer
W 
Antwort des Freelancers
Hilfreich?C 
couragebenda
Vereinigte Staaten
very good and easy to work with
50 $-100 $
Preis
4 Tagen
Dauer
W Antwort des Freelancers
Hilfreich?D 
daryllee123
Vereinigte Staaten
Thanks again! You are our valued personal partner. Thanks
100 $-200 $
Preis
2 Tagen
Dauer
Hilfreich?D daryllee123
Vereinigte Staaten
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 $-400 $
Preis
2 Tagen
Dauer
W Antwort des Freelancers
Hilfreich?V 
victorolweya
Kenia
great work
50 $
Preis
1 Tag
Dauer
W Antwort des Freelancers
Hilfreich?
Bewertungen
46 Bewertungen für diesen Service
| (45) | ||
| (0) | ||
| (0) | ||
| (1) | ||
| (0) |
Zusammensetzung der Bewertung
- Kommunikation
- Qualität der Lieferung
- Preis-Leistungs-Verhältnis der Lieferung
Sortieren nach:
Am relevantesten
S secretdiscoveri
Großbritannien
Your sql database queries skills are very great. Very Responsive and Expert SQL database developer i ever met. Thanks
50 $
Preis
2 Tagen
Dauer
W Antwort des Freelancers
Hilfreich?C couragebenda
Vereinigte Staaten
very good and easy to work with
50 $-100 $
Preis
4 Tagen
Dauer
W Antwort des Freelancers
Hilfreich?D daryllee123
Vereinigte Staaten
Thanks again! You are our valued personal partner. Thanks
100 $-200 $
Preis
2 Tagen
Dauer
Hilfreich?D daryllee123
Vereinigte Staaten
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 $-400 $
Preis
2 Tagen
Dauer
W Antwort des Freelancers
Hilfreich?V victorolweya
Kenia
great work
50 $
Preis
1 Tag
Dauer
W Antwort des Freelancers
Hilfreich?
