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Quang H.
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Quang H.

Embedded Systems Expert | Electronics & R&D Engineer

I am a professional Embedded Engineer with over 10 years of experience in embedded systems design, covering both hardware and firmware/software development. I have also set up and led a full-service engineering team, delivering complete products from concept to production, including hardware design, embedded software, cloud integration, and, AI, mobile app development, product/industrial design. I specialize in wireless IoT devices, wearable/medical technology, and embedded firmware with a strong background in end-to-end product development and team leadership. What We Can Offer Firmware Development - Embedded software for IoT, wearables, medical, and consumer electronics - Driver development, RTOS integration, and low-power optimization - Connectivity stacks: BLE, Wi-Fi, NFC, LoRa, LTE, CAT-M1, NB-IoT - Secure OTA updates, device provisioning, and cloud integration Hardware Design - Custom PCB design with multiple layer and layout for high-reliability embedded systems - Power management & battery systems (BMS, energy optimization) - Prototyping, testing, and design-for-manufacturing (DFM) Product & Industrial Design - Mechanical design, 3D modeling, and enclosure development - Ergonomics and usability design for consumer and medical devices - Design-for-production (DFP) and certification support (CE, FCC, FDA-ready) AI & Data Processing - Edge AI/ML model deployment (Edge Impulse, TensorFlow Lite) - Predictive maintenance and anomaly detection for IoT/IIoT - Cloud-based AI integration with AWS/Azure/Google Cloud Mobile App & Cloud Integration - Cross-platform mobile apps (Android/iOS) - Secure Bluetooth, Wi-Fi, and cloud connectivity with devices - Web portal/dashboard development for monitoring and analytics

🇻🇳Da Lat, Vietnam$30/hr100% JSS5.00 (31)Since May 2020

Earnings and projects

MRR
$10k

Last 6 months ÷ 6

World#1,155 / 412k
🇻🇳Country#9 / 3,463
Revenue, last 30 days
$7.6k

Last 6 months: $63k

World#2,575 / 412k
🇻🇳Country#24 / 3,463
Total earnings
$257k

Billed in all: $270k

World#10,193 / 412k
🇻🇳Country#92 / 3,463
Per project
$4.7k

$5.2k in the last 6 months

World#37,206 / 412k
🇻🇳Country#246 / 3,463
Projects, last 6 months
12

Across 13 contracts

8% fixed92% hourly
World#14,023 / 412k
🇻🇳Country#194 / 3,463
Projects in all
55

Across 63 contracts

29% fixed71% hourly
World#55,586 / 412k
🇻🇳Country#465 / 3,463

Earnings, last 30 days

$270k+$7.6k earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$260k$265k$270k$275kOct 8Oct 23Nov 7

Skill rankings: Top 0.37% in Microcontroller Programming

Top 1% in 4 of 15 skills, ranked by MRR among everyone on Upwork with the skill.

  1. 2Microcontroller Programming535 freelancers · 🇻🇳 #1Top 0.37%
  2. 2nRF52190 freelancers · 🇻🇳 #2Top 1%
  3. 2Microchip27 freelancers · 🇻🇳 #1Top 7%
  4. #4Raspberry Pi623 freelancers · 🇻🇳 #2Top 0.64%
  5. #5Arduino1,007 freelancers · 🇻🇳 #1Top 0.50%
  6. #5Circuit Design544 freelancers · 🇻🇳 #1Top 0.92%
  7. #5Electronic Design352 freelancers · 🇻🇳 #1Top 1%
  8. #7STM32545 freelancers · 🇻🇳 #3Top 1%