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Português
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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...
Nível 1
Atendeu a determinados critérios de desempenho e demonstra forte potencial no marketplace.
Sobre este Serviço
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.
Meu portfólio
Perguntas frequentes
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.
Avaliações
45 avaliações deste Serviço
| (44) | ||
| (0) | ||
| (0) | ||
| (1) | ||
| (0) |
Classificação detalhada
- Nível de comunicação do freelancer
- Qualidade da entrega
- Valor da entrega
Ordenar por
Mais relevante
C 
couragebenda
Estados Unidos
very good and easy to work with
Até US$ 50
Preço
4 dias
Tempo
W 
Resposta do freelancer
Útil?D 
daryllee123
Estados Unidos
Thanks again! You are our valued personal partner. Thanks
US$ 50-US$ 100
Preço
2 dias
Tempo
Útil?D daryllee123
Estados Unidos
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.
US$ 200-US$ 400
Preço
2 dias
Tempo
W Resposta do freelancer
Útil?V 
victorolweya
Quênia
great work
Até US$ 50
Preço
1 dia
Tempo
W Resposta do freelancer
Útil?B bab_bhavi
Estados Unidos
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...
US$ 100-US$ 200
Preço
1 dia
Tempo
Útil?
Avaliações
45 avaliações deste Serviço
| (44) | ||
| (0) | ||
| (0) | ||
| (1) | ||
| (0) |
Classificação detalhada
- Nível de comunicação do freelancer
- Qualidade da entrega
- Valor da entrega
Ordenar por
Mais relevante
C couragebenda
Estados Unidos
very good and easy to work with
Até US$ 50
Preço
4 dias
Tempo
W Resposta do freelancer
Útil?D daryllee123
Estados Unidos
Thanks again! You are our valued personal partner. Thanks
US$ 50-US$ 100
Preço
2 dias
Tempo
Útil?D daryllee123
Estados Unidos
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.
US$ 200-US$ 400
Preço
2 dias
Tempo
W Resposta do freelancer
Útil?V victorolweya
Quênia
great work
Até US$ 50
Preço
1 dia
Tempo
W Resposta do freelancer
Útil?B bab_bhavi
Estados Unidos
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...
US$ 100-US$ 200
Preço
1 dia
Tempo
Útil?
