Ik ontwikkel esp32 iot firmware, nrf, ble, hardware prototype

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YiLin Wang
5,0
5,0

China

Ik spreek Chinees, Engels

35 bestellingen voltooid

Expert in embedded systemen, FPGA-ontwikkeling en high speed multi-layer PCB-ontwerp

Hallo. Ervaren hardware- en embedded systems engineer met uitgebreide expertise in high-speed multilayer PCB-ontwerp voor RF, FPGA en SoC-gebaseerde platforms. Ik ben gespecialiseerd in het ontwikkel...
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Niveau 2

Voldoet aan hoge prestatiecriteria en heeft een bewezen staat van dienst in het voldoen aan de verwachtingen van de klant.

Wat mensen goed vonden aan deze freelancer

jonathanmitc601
US

Verenigde Staten

5
5

I was very pleased and impressed by YiLin's subject matter expertise and knowledge regarding my proposed project. He was thorough and timely in delivering the...

|
moisesn8
US

Verenigde Staten

5
5

YiLin was very exceptional and expert to the job. There was constant communication and the technical updates were very informative and well documented. I felt...

|
moisesn8
US

Verenigde Staten

5
5

Great work! I really appreciate the effort and commitment to the project. There is high attention to detail and the work is done quickly and efficiently. I...

|
moisesn8
US

Verenigde Staten

5
5

Excellent service. The project has been broken down into various stages and each stage has come together seamlessly. The overall project has progress smoothly...

|
Over deze dienst

Ben je op zoek naar een betrouwbare engineer om je ESP32-gebaseerde IoT- of embedded-oplossing te ontwikkelen? Ik kan je helpen.

Ik ben gespecialiseerd in volledige ESP32, NRF, LoRa, GNSS, GSM/LTE hardware + firmware ontwikkeling, inclusief:

Wat ik aanbied

  • ESP32 firmware ontwikkeling (Arduino, ESP-IDF)
  • Wi-Fi, BLE, MQTT, HTTP, WebSocket communicatie
  • Sensorintegratie (temperatuur, vochtigheid, gas, beweging, etc.)
  • Peripheral drivers (UART, I2C, SPI, PWM, ADC, DAC)
  • OTA updates, laag energieverbruik optimalisatie, deep sleep
  • Cloud integratie (Firebase, AWS IoT)
  • Op maat gemaakte ESP32 PCB ontwerp (schema + layout)
  • Prototype ontwikkeling & testen
  • Debugging, optimalisatie en code review

Tools & technologieën

  • ESP-IDF / Arduino Framework
  • Altium
  • MQTT, REST API, JSON
  • Firebase, AWS, Azure, ThingsBoard
  • FreeRTOS
  • RS485, Modbus, CAN

Waarom voor mij kiezen?

  • Meer dan 5 jaar ervaring in IoT en embedded engineering
  • Schoon, gedocumenteerd en modulair firmware
  • Snelle levering met professionele communicatie
  • Complete end-to-end ondersteuning (Design Firmware PCB Prototype)

Deliverables

  • Volledig werkende firmware
  • PCB-bestanden (indien nodig: SCH, PCB, Gerber)
  • Testresultaten & documentatie
  • Ondersteuning na levering

Neem gerust contact met me op voordat je bestelt.

Laten we samen jouw ESP32-project bouwen!

Lees meer
develop esp32 iot firmware, nrf, ble, hardware prototype
Volledig scherm
develop esp32 iot firmware, nrf, ble, hardware prototype
Volledig scherm
Volledig scherm
develop esp32 iot firmware, nrf, ble, hardware prototypedevelop esp32 iot firmware, nrf, ble, hardware prototypedevelop esp32 iot firmware, nrf, ble, hardware prototype

Platform:

ESP32

Sensoren:

Temperatuur

•

Vochtigheid

•

Versnellingsmeter

•

Ultrasoon

+15 meer

Expertise:

Firmware development

•

RTOS

•

Debuggen

•

Microcontrollers

•

IoT

+4 meer

Mijn portfolio

Andere Elektrotechniek diensten die ik aanbied

Reviews

7 reviews van deze dienst
5,0

(7)
(0)
(0)
(0)
(0)
Specificering van de beoordeling
  • Communicatieniveau van de freelancer
    5
  • Kwaliteit van de levering
    5
  • Waarde van de levering
    5
Sorteer op
Meest relevant
  • J

    jonathanmitc601

    US

    Verenigde Staten

    5

    I was very pleased and impressed by YiLin's subject matter expertise and knowledge regarding my proposed project. He was thorough and timely in delivering the proposal and the promised work. I felt very fortunate to have selected him for this project.

    9 dagen

    Looptijd

    Nuttig?
    Ja
    Nee
  • M

    marco8777

    Terugkerende klant

    IT

    Italië

    5

    Outstanding work across two full milestones on a genuinely complex, high-speed PCB design project. Yilin handled every revision with patience and precision — from schematic corrections through the complete PCB layout — including careful attention to trace length matching, differential pair routing, component...

    12 dagen

    Looptijd

    Nuttig?
    Ja
    Nee
  • M
    image-docs

    moisesn8

    Terugkerende klant

    US

    Verenigde Staten

    5

    The support was exceptional. When we submitted the completed circuit board design and production files the manufacturer let us know there were specific parts not in stock. The necessary parts to complete the full assembly of the MVP were ordered and received with a quick delivery time.

    8 dagen

    Looptijd

    Nuttig?
    Ja
    Nee
  • P

    perchwerks

    Terugkerende klant

    US

    Verenigde Staten

    5

    really quick turnaround time for an issue plaguing my datalogger project!

    2 dagen

    Looptijd

    Nuttig?
    Ja
    Nee
  • M
    image-docs

    moisesn8

    Terugkerende klant

    US

    Verenigde Staten

    5

    Excellent service. The project has been broken down into various stages and each stage has come together seamlessly. The overall project has progress smoothly and the outcomes have been very useful to our overall purpose. We are very content with the development effort.

    1 dag

    Looptijd

    Nuttig?
    Ja
    Nee
Reviews

7 reviews van deze dienst
5,0

(7)
(0)
(0)
(0)
(0)
Specificering van de beoordeling
  • Communicatieniveau van de freelancer
    5
  • Kwaliteit van de levering
    5
  • Waarde van de levering
    5
Sorteer op
Meest relevant
  • J

    jonathanmitc601

    US

    Verenigde Staten

    5

    I was very pleased and impressed by YiLin's subject matter expertise and knowledge regarding my proposed project. He was thorough and timely in delivering the proposal and the promised work. I felt very fortunate to have selected him for this project.

    9 dagen

    Looptijd

    Nuttig?
    Ja
    Nee
  • M

    marco8777

    Terugkerende klant

    IT

    Italië

    5

    Outstanding work across two full milestones on a genuinely complex, high-speed PCB design project. Yilin handled every revision with patience and precision — from schematic corrections through the complete PCB layout — including careful attention to trace length matching, differential pair routing, component...

    12 dagen

    Looptijd

    Nuttig?
    Ja
    Nee
  • M
    image-docs

    moisesn8

    Terugkerende klant

    US

    Verenigde Staten

    5

    The support was exceptional. When we submitted the completed circuit board design and production files the manufacturer let us know there were specific parts not in stock. The necessary parts to complete the full assembly of the MVP were ordered and received with a quick delivery time.

    8 dagen

    Looptijd

    Nuttig?
    Ja
    Nee
  • P

    perchwerks

    Terugkerende klant

    US

    Verenigde Staten

    5

    really quick turnaround time for an issue plaguing my datalogger project!

    2 dagen

    Looptijd

    Nuttig?
    Ja
    Nee
  • M
    image-docs

    moisesn8

    Terugkerende klant

    US

    Verenigde Staten

    5

    Excellent service. The project has been broken down into various stages and each stage has come together seamlessly. The overall project has progress smoothly and the outcomes have been very useful to our overall purpose. We are very content with the development effort.

    1 dag

    Looptijd

    Nuttig?
    Ja
    Nee

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