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Donald B.
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Donald B.

Software Engineer

Experience Summary Experienced with engineering most aspects of network based system architectures and development using Java, C++ and RDBMS. Extensive design and development experience on multiple client-server projects using UNIX & Windows and the design of interoperability between UNIX, Windows & Mainframe Platforms. Development of many Android apps over the past 5 years using both Eclipse and Android Studio. 15+ years of Java/J2EE development experience plus 20+ years working in various UNIX environments. Primary development tool has been with Eclipse and IntelliJ. 10+ years of C/C++ network development experience on various UNIX platforms. Experience includes multi-threaded applications, RDMS, TCP/IP, etc. J2EE development experience includes working with the following on various projects: Servlet and JSP development, Applets, JDBC, JMS, SOAP, JSON, JPA framework and XML. Android mobile development using Eclipse/Android Studio and Flutter/Dart. See

🇺🇸Montgomery Village, United States$100/hr100% JSS5.00 (2)Since Jan 2026

Earnings and projects

MRR
$3.1k

Last 6 months ÷ 6

World#12,134 / 412k
🇺🇸Country#3,281 / 62.1k
Revenue, last 30 days
$140

Last 6 months: $19k

World#87,693 / 412k
🇺🇸Country#10,981 / 62.1k
Total earnings
$19k

Billed in all: $22k

World#144,308 / 412k
🇺🇸Country#23,814 / 62.1k
Per project
$4.8k

$6.2k in the last 6 months

World#36,490 / 412k
🇺🇸Country#6,043 / 62.1k
Projects, last 6 months
3
67% fixed33% hourly
World#66,479 / 412k
🇺🇸Country#8,998 / 62.1k
Projects in all
4
75% fixed25% hourly
World#283,741 / 412k
🇺🇸Country#40,819 / 62.1k

Earnings, last 30 days

$21.9k+$140 earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$21.7k$21.8k$21.9kOct 8Oct 23Nov 7

Skill rankings: Top 4% in Web Development

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