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Keith K.
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Keith K.

Top Rated Plus Technical Writer and Embedded Systems Programmer

Technical Writing Experience I have 20+ years experience as a freelance writer with over 300 pieces of user facing documentation. I write user manuals, software module specifications, API documents, and software architecture diagrams. Have written for Samsung, Disney Interactive, Whirlpool, Maytag, Sony Computer Entertainment, Nintendo, Electronic Arts, ESPN.com, and many others. I am an expert in Microsoft Office and Visio. I am in expert in Google Docs. I have years of experience in Markdown and HTML. Embedded Systems Programming Experience I have 25+ years experience as embedded systems programmer. Experience in real-time environments in C, C++, and many different assembly languages. Experience with Raspberry Pi and Arduino. Experience with Zilog, ST6, ST7, ST8, ST9, 68000, 6809, Freescale Kinetis, and Microchip. Experience with Bluetooth, WiFi, RS-232, and ModBus. B.S. in Computer Engineering from Iowa State University.

🇺🇸Elgin, United States$75/hr100% JSS4.55 (49)Since Aug 2015

Earnings and projects

MRR
$3.6k

Last 6 months ÷ 6

World#9,365 / 412k
🇺🇸Country#2,740 / 62.1k
Revenue, last 30 days
$4.5k

Last 6 months: $22k

World#6,714 / 412k
🇺🇸Country#2,060 / 62.1k
Total earnings
$233k

Billed in all: $241k

World#11,989 / 412k
🇺🇸Country#3,074 / 62.1k
Per project
$3.3k

$5.5k in the last 6 months

World#51,458 / 412k
🇺🇸Country#8,633 / 62.1k
Projects, last 6 months
4
0% fixed100% hourly
World#51,813 / 412k
🇺🇸Country#7,181 / 62.1k
Projects in all
71

Across 79 contracts

29% fixed71% hourly
World#42,159 / 412k
🇺🇸Country#6,497 / 62.1k

Earnings, last 30 days

$241k+$4.5k earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$235.0k$237.5k$240.0k$242.5kOct 8Oct 23Nov 7

Skill rankings: Top 0.84% in Google Docs

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  8. #15API Documentation268 freelancers · 🇺🇸 #4Top 6%