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Ruth H.
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Ruth H.

Healthcare AI & Software Architect | C++ | LLMs |Windows Expert

Software development isn't just my profession—it's what I've been building companies around for more than 28 years. I specialize in projects that other developers consider too difficult, too specialized, or too risky. My work spans Windows low-level programming, system internals, AI-powered applications, healthcare software, enterprise platforms, and high-performance C++ systems where architecture, reliability, scalability, and performance are critical. My expertise includes Windows internals, native Win32 development, file systems, security, performance optimization, reverse engineering, system-level debugging, and modern AI technologies including Large Language Models (LLMs), agentic AI, clinical NLP, and Retrieval-Augmented Generation (RAG). Core Expertise: • Windows Low-Level Programming & System Internals • Native Win32 Development • High-Performance C++ Software • AI Systems & LLM Applications • Clinical NLP & Healthcare AI • Enterprise Software Architecture • Performance Optimization • Reverse Engineering • Cybersecurity Professional Credentials • BBB Accredited Business • Microsoft Supplier • Member of HTCIA • Founder & CEO, Secured Globe, Inc. • Inventor with registered patents

🇺🇸New York, United States$250/hr100% JSS4.86 (48)Since Aug 2021
GlobeUpwork

Earnings and projects

MRR
$733

Last 6 months ÷ 6

World#61,733 / 412k
🇺🇸Country#9,655 / 62.1k
Revenue, last 30 days
$0

Last 6 months: $4.4k

Total earnings
$274k

Billed in all: $283k

World#9,094 / 412k
🇺🇸Country#2,428 / 62.1k
Per project
$4.8k

$4.4k in the last 6 months

World#36,140 / 412k
🇺🇸Country#5,981 / 62.1k
Projects, last 6 months
1
100% fixed0% hourly
World#128,092 / 412k
🇺🇸Country#16,472 / 62.1k
Projects in all
57

Across 77 contracts

48% fixed52% hourly
World#53,504 / 412k
🇺🇸Country#8,169 / 62.1k

Earnings, last 30 days

$283kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$275k$280k$285k$290kOct 8Oct 23Nov 7

Skill rankings: Top 9% in Smart Contract

Ranked by MRR among everyone on Upwork with the skill.

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  4. #116Software Design719 freelancers · 🇺🇸 #15Top 16%
  5. #130Microsoft Windows784 freelancers · 🇺🇸 #14Top 17%
  6. #165Blockchain1,753 freelancers · 🇺🇸 #16Top 9%
  7. #207Cryptocurrency1,788 freelancers · 🇺🇸 #24Top 12%
  8. #211Information Security1,158 freelancers · 🇺🇸 #52Top 18%