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Jamal A
@programmer_23
Senior Software Engineer
Paquistão
Inglês
Sobre mim
I’m a Senior Software Engineer with 8+ years of experience in Java development, SQL, MySQL, Android apps, and database optimization. I specialize in query tuning, schema design, and data warehousing for MySQL, Oracle, and SQL Server.
I’ve helped students and clients build efficient Java applications, scalable databases, and clean backend code. Whether you need help with slow SQL queries, Java debugging, mobile app performance, or full stack development, I deliver high-quality solutions with fast turnaround and clear communication.
Habilidades
Jamal A
offline •
Tempo médio de resposta: 1 hora
Conheça meus serviços
Aplicativos de Desktop
I will be your java tutor, programming, developer, java full stack developer
Aplicativos de Desktop
I will create and debug java console or desktop applications professionally
53 Avaliações
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- Qualidade da entrega
- Valor da entrega
1-5 fora das 53 avaliações
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kamal_orujov
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raheelshaikh999
Estados Unidos
I highly recommend programmer_23 for his exceptional data expertise and mentorship. During our project, they generously took the time to personally train me on SQL basics and Teradata, significantly enhancing my technical skills. Their professionalism and willingness to share knowledge make him outstanding collaborator.
4 dias
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arnobrizwan
Bangladesh
Very cooperative ,but send me a code full of bugs ,even later send another one which one didn't met 10% of my expectations, didn't understand the project.
6 dias
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abdulkareemalno
Cliente recorrente
Estados Unidos
Good seller.
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abdulkareemalno
Cliente recorrente
Estados Unidos
Good work.
Útil?
