Hiep L.
FreelancerTop Rated PlusPCB Design and Firmware Developer | Electronics & R&D Engineer
Member since 2021 · 99% Job Success
View on Upwork
WorldTop 0.08%
VietnamTop 0.05%
Product DesignTop 0.21%
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upworkrank#15in Product Design · Top 0.21%Share this rank
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$12k
MRR
est. monthly
#840
World rank
of 1,045,581
$340k
Lifetime earnings
since 2021
52
Total jobs
completed
About
Hello world!!!
My name is Hiep, I am an embedded hardware design engineer.
My expertise is designing hardware circuits, assembling, and testing the quality of the circuit.
Give me your requirements or your product specification, and then we can discuss the timeline, cost, and how we can work together.
Also, I have more than +8100 working hours, 100% Job Success on Upwork, and more than 8 years of experience in designing hardware for IoT Products, Consumer Products, and Edge devices, so I think I can use my experience to complete your project with the best result.
- MY WORKFLOW:
- Receive your detailed requirements or specifications, discuss what you want and what I need to do.
- Design block diagram for the circuit: needs to be very detailed, it will decide what part will be used in the project.
- Design schematics: follow the block diagram to design the schematic for the product.
- Design PCB Layout: with requirements about Mechanical Design and Industrial Design, I will do the PCB Layout to fit with your Mechanical Design to achieve the best performance.
- Extract production data: BOM, CAD, GERBER, DESIGN, ASSEMBLY GUIDELINE, IMPEDANCE CONTROL REQUIREMENTS, ...
- MY TECHNICAL EXPERIENCES:
- SoC/ MCU: STM32F0/F1/F2/F4/F7/H7, STM32L1/L4, MSP430, MSP432, ATMEGA, ATSAM, PIC, ESP8266, ESP32, CC2530, CC2538, nRF52810/ nRF51822/ nRF52832/ nRF52840/ nRF5340, ...
- Sensor: light sensor, CO, Smoke Sensor, Dust Sensor, Air Sensor, pH sensor, IMU sensor, Accelero, Gyro sensor.
- Biosensor SPO2/PPG (OB1203, MAX32664 sensor hub, MAX86176, MAX86178, AFE4950…), Skin temperature (AS6221, MAX30205, MAX30208), ECG (ADS1292, ADS1293, ADS1294, ADS1298, MAX86150, MAX30003,…), Heart rate, Blood pressure,...
- True wireless earbuds, headsets and speakers, Bluetooth ® LE Audio standard from Qualcomm: QCC5141, QCC5171, QCC5181,...
- Wireless communication: DA16200 BLE MCU, WiFi, BLE4.0/4.1/5.2, Lora, Zigbee, NFC, eSIM, GNSS/GPRS/4G/LTE Module: SIM900A, SIM908, Quectel MC60/M95/EG91x, SIM7600, SIM7080, SIM7090G...
- Digital and high-speed electronics design: - Memories DDRx/LPDDRx, SDRAM, Camera and display interfaces (MIPI-DSI, MIPI-CSI, DisplayPort, etc), Data communication interfaces (QSPI, SPI, UART, I2C, FMC, I2S, USB 2/3.x, etc), (
Rankings
Where Hiep L. ranks by monthly revenue, worldwide, in Vietnam, and in every Upwork skill it competes in.
World#840 / 1,045,581Top 0.08%
Vietnam#5 / 10,941Top 0.05%Product Design#15 / 7,310Top 0.21%
Hardware Prototyping#2 / 477Top 0.42%
Firmware Programming#3 / 844Top 0.36%
Internet of Things Solutions Design#1 / 388Top 0.26%
Bluetooth#2 / 303Top 0.66%
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Freelancer snapshot
On Upwork since2021
Rating99% Job Success
Skills tracked5
Skills
Product DesignHardware PrototypingFirmware ProgrammingInternet of Things Solutions Design
Hiep L. works mainly in Product Design, ranking top 0.21% of freelancers in that skill.
MRR trendSoon
Last 12 weeks
Coming soon
Competitors on the board
Who ranks just above and below by MRR across all freelancers.
This freelancer is #840 of 1,045,581 across all freelancers.
RankFreelancerMRRMRR trend
MRR benchmark
Hiep L. earns more than 99.92% of all freelancers we track.
Top 0.08%
among all freelancers we track
$0–$500
32%
$500–$1k
12%
$1k–$2.5k
17%
$2.5k–$5k
13%
$5k–$10k
12%
$10k–$25k
10%
$25k–$50k
3%
$50k+
1%
Hiep L.'s bracket · $12k
You32%$0–$500
You12%$500–$1k
You17%$1k–$2.5k
You13%$2.5k–$5k
You12%$5k–$10k
You10%$10k–$25k
You3%$25k–$50k
You1%$50k+
Hiep L. earns an estimated $12k/mo. That's 8.2× the typical freelancer and more than 99.92% of everyone we track.
Freelancers with no recent MRR are excluded. Only the 151,011 freelancers with active monthly revenue are ranked here.
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MRR is an estimate from Upwork's public figures - not an Upwork-official number.