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Hamza K.
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Hamza K.

Electronics Hardware & PCB Design Engineer | Hardware and Firmware

I transform electronics concepts into high-performance, production-ready products. With 120+ international projects, I specialize in PCB design, embedded systems, and IoT hardware development. I have delivered solutions across diverse industries, designing, building, and testing prototypes in-house, as well as providing turnkey hardware that scales to mass production. My work includes developing advanced circuits, embedded firmware, and production-ready systems for international clients. Key Achievement: Designed critical electronic hardware for a NASA-funded research project, demonstrating high-reliability system expertise. I collaborate closely with clients and certification bodies to ensure products meet regulatory and safety compliance standards. Proficient in Altium Designer, I have extensive experience with high-speed, high-density layouts (HDI, impedance-controlled, flex-rigid) and bring hands-on skills in embedded firmware, troubleshooting, and prototype validation. Key offerings 1. PCB design and hardware development (Altium + KiCAD) 2. Embedded firmware (bare-metal and RTOS) 3. Prototype assembly, testing, and troubleshooting 4. Regulatory/safety compliance and certification support 5. Product manufacturing coordination and logistics 6. High-speed/density circuit board design (HDI, impedance control, length-matching) 7. Wireless-enabled products (Bluetooth, BLE, Wi-Fi, SPI, I²C, RS-232, RS-485) Partial list of in-house equipment 1. SMD assembly and rework prototyping tools 2. CNC PCB milling system 3. SMD pick-and-place machine (3,000+ CPH, short-run assembly) 4. 3-axis CNC mill for enclosure/custom fabrication 5. Multiple 3D printers (up to 355 × 355 × 320 mm build volume) 6. 4-channel 500 MHz digital storage oscilloscope 7. 16-channel 500 MSPS logic analyzer 8. Thermal imaging camera 9. Metrology-grade 3D scanner I welcome challenging projects where precision engineering and innovation meet.

🇵🇰Islamabad, Pakistan$75/hr100% JSS5.00 (8)Since Sep 2025
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Earnings and projects

MRR
$346

Last 6 months ÷ 6

World#92,661 / 412k
🇵🇰Country#11,977 / 52.9k
Revenue, last 30 days
$0

Last 6 months: $2.1k

Total earnings
$3.6k
World#283,064 / 412k
🇵🇰Country#33,277 / 52.9k
Per project
$359

$692 in the last 6 months

World#214,286 / 412k
🇵🇰Country#24,347 / 52.9k
Projects, last 6 months
3
100% fixed0% hourly
World#66,479 / 412k
🇵🇰Country#13,400 / 52.9k
Projects in all
10
100% fixed0% hourly
World#201,797 / 412k
🇵🇰Country#33,132 / 52.9k

Earnings, last 30 days

$3.6kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$3,500$3,550$3,600$3,650Oct 8Oct 23Nov 7

Skill rankings: Top 24% in Real-Time Operating System

Ranked by MRR among everyone on Upwork with the skill.

  1. #11Hardware Testing37 freelancers · 🇵🇰 #1Top 30%
  2. #17Real-Time Operating System71 freelancers · 🇵🇰 #2Top 24%
  3. #23Analog Circuit80 freelancers · 🇵🇰 #3Top 29%
  4. #68nRF52190 freelancers · 🇵🇰 #15Top 36%
  5. #73Power Electronics221 freelancers · 🇵🇰 #13Top 33%
  6. #84Electronic Circuit Design328 freelancers · 🇵🇰 #14Top 26%
  7. #93Hardware Prototyping267 freelancers · 🇵🇰 #18Top 35%
  8. #122Firmware350 freelancers · 🇵🇰 #19Top 35%