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Jamal A
@programmer_23
Senior Software Engineer
Pakistan
English
About me
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.
Skills
Jamal A
Offline •
Average response time: 1 hour
See my services
Desktop Applications
I will be your java tutor, programming, developer, java full stack developer
Desktop Applications
I will create and debug java console or desktop applications professionally
53 Reviews
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Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
1-5 out of 53 Reviews
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kamal_orujov
Latvia
Seller's Response
Helpful?
raheelshaikh999
United States
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.
Seller's Response
Helpful?
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.
Helpful?
abdulkareemalno
Repeat Client
United States
Good seller.
Seller's Response
Helpful?
abdulkareemalno
Repeat Client
United States
Good work.
Helpful?
