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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
102 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 2
Hat hohe Leistungskriterien erfüllt und verfügt über eine nachgewiesene Erfolgsbilanz bei der Erfüllung von Kundenerwartungen.
Schnelle Antwortzeit
Zeichnet sich durch besonders schnelle Antwortzeit aus.
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
50 Bewertungen für diesen Service
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Zusammensetzung der Bewertung
- Kommunikation
- Qualität der Lieferung
- Preis-Leistungs-Verhältnis der Lieferung
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Am relevantesten
L 
lolivin
Vereinigte Staaten
Laufende ZusammenarbeitAwesome! Would recommend!
50 $-100 $
Preis
1 Tag
Dauer
Hilfreich?R rasen5
Australien
Fast delivery, quick to respond and do adjustments. Will work with again !
50 $-100 $
Preis
3 Tagen
Dauer
W 
Antwort des Freelancers
Hilfreich?J joht_watson
Pakistan
Laufende ZusammenarbeitOutstanding experience! The seller exceeded all my expectations. Communication was excellent throughout the project, delivery was on time, and the quality of work was exceptional. The seller paid attention to every detail and ensured everything was completed perfectly. I highly recommend this seller...
50 $
Preis
1 Tag
Dauer
W Antwort des Freelancers
Hilfreich?J joht_watson
Pakistan
Laufende ZusammenarbeitStrong Communication skill results smooth flow of our project. I highly recommend this Developer . Very polite, humble and responsive . Sql skills are highly appreciated . Moreover, his quality of work and way to talk impressed me a lot. I will work with him again soon
50 $
Preis
1 Tag
Dauer
W Antwort des Freelancers
Hilfreich?S secretdiscoveri
Großbritannien
Laufende ZusammenarbeitYour 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?
Bewertungen
50 Bewertungen für diesen Service
| (49) | ||
| (0) | ||
| (0) | ||
| (1) | ||
| (0) |
Zusammensetzung der Bewertung
- Kommunikation
- Qualität der Lieferung
- Preis-Leistungs-Verhältnis der Lieferung
Sortieren nach:
Am relevantesten
L lolivin
Vereinigte Staaten
Laufende ZusammenarbeitAwesome! Would recommend!
50 $-100 $
Preis
1 Tag
Dauer
Hilfreich?R rasen5
Australien
Fast delivery, quick to respond and do adjustments. Will work with again !
50 $-100 $
Preis
3 Tagen
Dauer
W Antwort des Freelancers
Hilfreich?J joht_watson
Pakistan
Laufende ZusammenarbeitOutstanding experience! The seller exceeded all my expectations. Communication was excellent throughout the project, delivery was on time, and the quality of work was exceptional. The seller paid attention to every detail and ensured everything was completed perfectly. I highly recommend this seller...
50 $
Preis
1 Tag
Dauer
W Antwort des Freelancers
Hilfreich?J joht_watson
Pakistan
Laufende ZusammenarbeitStrong Communication skill results smooth flow of our project. I highly recommend this Developer . Very polite, humble and responsive . Sql skills are highly appreciated . Moreover, his quality of work and way to talk impressed me a lot. I will work with him again soon
50 $
Preis
1 Tag
Dauer
W Antwort des Freelancers
Hilfreich?S secretdiscoveri
Großbritannien
Laufende ZusammenarbeitYour 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?
