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I will do database migration, performance tuning, optimization, postgresql expert dba
Nivel 1
Ha cumplido determinados criterios de rendimiento y muestra un gran potencial en la plataforma.
Acerca de este Servicio
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.
Otros servicios de Bases de datos que ofrezco
FAQ
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.
Reseñas
4 comentarios sobre este Servicio
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A 
ac314541
Arabia Saudita
Great Work, On time.
USD50-USD100
$
1 día
Tiempo
Útil?A a_ensari
Canadá
It was a nice experience to work with Naisr. I understood assignment requirement quickly and delivered on time.
Hasta USD50
$
2 días
Tiempo
Útil?G 
graphicforweb
Cliente recurrente
Reino Unido
Expert DBA this is my second job, Nasir did a great job
Hasta USD50
$
1 día
Tiempo
Útil?G graphicforweb
Cliente recurrente
Reino Unido
very knowledgeable, Excellent DBA services
Hasta USD50
$
1 día
Tiempo
Útil?
Reseñas
4 comentarios sobre este Servicio
| (4) | ||
| (0) | ||
| (0) | ||
| (0) | ||
| (0) |
Desglose de calificaciones
- Nivel de comunicación del Freelancer
- Calidad de la entrega
- Valor de la entrega
Ordenar por
Más relevante
A ac314541
Arabia Saudita
Great Work, On time.
USD50-USD100
$
1 día
Tiempo
Útil?A a_ensari
Canadá
It was a nice experience to work with Naisr. I understood assignment requirement quickly and delivered on time.
Hasta USD50
$
2 días
Tiempo
Útil?G graphicforweb
Cliente recurrente
Reino Unido
Expert DBA this is my second job, Nasir did a great job
Hasta USD50
$
1 día
Tiempo
Útil?G graphicforweb
Cliente recurrente
Reino Unido
very knowledgeable, Excellent DBA services
Hasta USD50
$
1 día
Tiempo
Útil?
