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David W.

David W.

Electrical Engineer

I have 26 years of electrical engineering experience with mixed signal design and PCB layout, as well as medical device experience from concept to 510(k) approval and manufacturing transfer.. Most recently, I was technical lead for a medical device, involved in all aspects of the project including concept, prototype, EMC, Design Controls using Greenlight Guru, Risk, compliance testing, regulatory submission and support (findings/AINN/preSub/Qsub/etc...). 510(k) approval was successfully achieved. Some of the other projects I've been involved with include true wireless Bluetooth headset with cap-touch controls and NFMI ear-ear link, AV player for digital signage with remote updating via wifi or cellular modem, Pilot training dome with visual and audible feedback for the US navy, medical monitors and respirators, and touch controlled interactive display systems among many others. Ultra low power, Bluetooth, and miniaturization and medical device design and development are areas of current focus. Experience with wearable tech, Audio/Video, RF, Medical, battery charging/Qi wireless charging, Cap-touch, 3D PCB layout, 3D modeling and printing. Experience with Altium and Autodesk Inventor, as well as many other applications.

🇺🇸Overland Park, United States$100/hr70% JSS4.89 (18)Since Aug 2017

Earnings and projects

MRR
$58

Last 6 months ÷ 6

World#148,056 / 412k
🇺🇸Country#19,888 / 62.1k
Revenue, last 30 days
$0

Last 6 months: $346

Total earnings
$40k

Billed in all: $40k

World#90,566 / 412k
🇺🇸Country#16,017 / 62.1k
Per project
$1.6k

$346 in the last 6 months

World#90,993 / 412k
🇺🇸Country#15,360 / 62.1k
Projects, last 6 months
1
0% fixed100% hourly
World#128,092 / 412k
🇺🇸Country#16,472 / 62.1k
Projects in all
25
52% fixed48% hourly
World#113,042 / 412k
🇺🇸Country#16,598 / 62.1k

Earnings, last 30 days

$40kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$39.0k$39.5k$40.0k$40.5kOct 8Oct 23Nov 7

Skill rankings: Top 33% in Core Bluetooth

Ranked by MRR among everyone on Upwork with the skill.

  1. #29Core Bluetooth88 freelancers · 🇺🇸 #7Top 33%
  2. #35Wearable Technology63 freelancers · 🇺🇸 #5Top 56%
  3. #81Quality Management System182 freelancers · 🇺🇸 #10Top 45%
  4. #89Analog Electronics193 freelancers · 🇺🇸 #21Top 46%
  5. #95Digital Electronics243 freelancers · 🇺🇸 #24Top 39%
  6. #151Medical Device345 freelancers · 🇺🇸 #44Top 44%
  7. #267Altium Designer526 freelancers · 🇺🇸 #37Top 51%
  8. #337Regulatory Compliance759 freelancers · 🇺🇸 #100Top 44%