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Português
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I will do database migration, performance tuning, optimization, postgresql expert dba
We provide a wide range of Information Technology Solutions, Consulting and Services designed for optimum business productivity. We facilitate organizations by delivering efficient solutions to their ...
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Sobre este Serviço
Are you looking for an expert to design, optimize, or migrate your database systems?
I'm a certified database developer, administrator, and performance tuning expert with over a decade of experience working across:
- Oracle
- Microsoft SQL Server
- PostgreSQL
- MySQL
- Microsoft Access
I help businesses build scalable, secure, and high-performance databases tailored to their unique workflows. Whether you're dealing with slow queries, planning a migration, or building a data warehouse, I can help you every step of the way.
My services include:
- Database design and ERD modeling
- Schema normalization and optimization
- Query performance tuning
- Data migration and ETL pipeline development
- Stored procedures, triggers, and functions
- Backup strategy and disaster recovery
- Cloud database support (AWS RDS, Azure SQL, etc.)
- Cross-platform data integration
Why choose me?
- Certified in Oracle, SQL Server, and PostgreSQL
- Expert in performance tuning and large data sets
- Clear, professional communication
- 100% confidential and secure handling of your data
- Trusted by clients on Upwork with 8700+ hours
Lets build or fix your database the right way.
Outros serviços de Banco de Dados que eu ofereço
Perguntas frequentes
What tools or technologies do you use?
I work with Oracle, SQL Server, PostgreSQL, MySQL, MS Access, and cloud DB platforms like AWS RDS and Azure SQL. I also use tools like SSIS, pgAdmin, Oracle SQL Developer, DBeaver, and Toad.
Can you optimize my slow database or queries?
Yes, performance tuning is one of my core strengths. I’ll analyze execution plans, indexing, and database configuration to boost speed.
Do you handle data migration across different platforms?
Absolutely. I have extensive experience in cross-platform migrations, including Access to SQL Server, Oracle to PostgreSQL, etc.
Can you set up automatic backups and recovery plans?
Yes. I can configure secure, automated backup and recovery strategies tailored to your environment.
Do you offer long-term database maintenance?
Yes. I offer monthly support contracts for ongoing performance tuning, health checks, and proactive maintenance.
Avaliações
4 avaliações deste Serviço
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ac314541
Arábia Saudita
Great Work, On time.
US$ 50-US$ 100
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1 dia
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Útil?A a_ensari
Canadá
It was a nice experience to work with Naisr. I understood assignment requirement quickly and delivered on time.
Até US$ 50
$
2 dias
Tempo
Útil?G 
graphicforweb
Cliente recorrente
Reino Unido
Expert DBA this is my second job, Nasir did a great job
Até US$ 50
$
1 dia
Tempo
Útil?G graphicforweb
Cliente recorrente
Reino Unido
very knowledgeable, Excellent DBA services
Até US$ 50
$
1 dia
Tempo
Útil?
Avaliações
4 avaliações deste Serviço
| (4) | ||
| (0) | ||
| (0) | ||
| (0) | ||
| (0) |
Classificação detalhada
- Nível de comunicação do freelancer
- Qualidade da entrega
- Valor da entrega
Ordenar por
Mais relevante
A ac314541
Arábia Saudita
Great Work, On time.
US$ 50-US$ 100
$
1 dia
Tempo
Útil?A a_ensari
Canadá
It was a nice experience to work with Naisr. I understood assignment requirement quickly and delivered on time.
Até US$ 50
$
2 dias
Tempo
Útil?G graphicforweb
Cliente recorrente
Reino Unido
Expert DBA this is my second job, Nasir did a great job
Até US$ 50
$
1 dia
Tempo
Útil?G graphicforweb
Cliente recorrente
Reino Unido
very knowledgeable, Excellent DBA services
Até US$ 50
$
1 dia
Tempo
Útil?
