d
dltech75

ShengLin Gu

@dltech75
4,9(13)

Level 1

Embedded Systems Engineer, PCB design Expert, Prototype, Firmware Development

Cina
Inglese, Cinese
Alcune informazioni sono riportate in lingua inglese.
Chi sono
I’m an Electronics Engineer, Embedded Developer, and PCB Designer specializing in wireless electronics, microcontroller systems, and intelligent embedded solutions. With over 7 years of experience, I’ve designed and implemented cutting-edge electronic systems, robotics, and IoT projects for both commercial and industrial applications. Languages & Firmware: C/C++, Python, Arduino IDE, Embedded C, Embedded Linux Hardware & PCB: PCB Layout, Schematic, Altium Designer, KiCAD, EasyEDA Wireless & IoT: BLE, MQTT, WiFi, RFID, LoRa Robotics & Automation: Motor Control, PLC, Robotics Integration... Continua a leggere

Competenze

d
dltech75
ShengLin Gu
20 USD/ora
offline • 
Tempo di risposta medio: 1 ora

Consulta i miei servizi

Sistemi integrati e IoT
I will do iot prototype, schematics, pcb design, review, ble, firmware, jlcpcb in china
4,9(10)
Sistemi integrati e IoT
I will do firmware for arduino, stm32, esp32, nrf52, freertos, zephyr, ble stack, ota
5,0(2)

Vuoi lavorare su base oraria?

Spiega a ShengLin Gu cosa ti serve.

20 USD

/

ora

Portfolio

Esperienza lavorativa

Senior Embedded engineer

Dalian Shiliang Sci-Tech Co.,Ltd • Full time

Aug 2021 - Oct 2025 • 4 yrs 2 mos

I developed reliable and scalable embedded firmware for modern hardware systems. ✔ STM32 / ESP32 / Nordic ✔ FreeRTOS / Embedded Linux ✔ Communication: UART, SPI, I2C, CAN, USB ✔ IoT Integration: MQTT, AWS IoT, Firebase Experience includes: - Real-time data acquisition systems - BLE-based healthcare devices - Wi-Fi monitoring systems - GPS and vehicle safety systems

13 Recensioni
4,9

(12)
(1)
(0)
(0)
(0)
Valutazione dettagliata
  • Livello di comunicazione del venditore
    5
  • Qualità della consegna
    4,9
  • Valore della consegna
    4,9
1-5 di 13 recensioni
Ordina per
Più rilevante
    D
    image-docs

    danielpons289

    AR

    Argentina

    4,3

    Excellent engineering work. Detailed, well-documented and backed by real calculations. Took the review comments seriously, reworked the analysis properly and even corrected one of my own assumptions with datasheet evidence. Clear communication throughout. Highly recommended.

    600 USD-800 USD

    Prezzo

    2 settimane

    Tempo

    gig

    Sistemi integrati e IoT

    Utile?
    Sì
    No
    K

    kareem_manor

    GB

    Regno Unito

    5

    Excellent service from start to finish! The quality of the work was outstanding, communication was great, and everything was delivered professionally and to a high standard. Very knowledgeable, reliable, and easy to work with. Highly recommended, and I would definitely work with them again!

    600 USD-800 USD

    Prezzo

    8 giorni

    Tempo

    gig

    Sistemi integrati e IoT

    Utile?
    Sì
    No
    J
    image-docs

    jb3078

    GB

    Regno Unito

    5

    Great work on thoroughly reviewing the feasibility of the hardware sketch and PCB design, and on successfully delivering the final report. Your dedication and technical insight made this project a real success. Thank you very much for your effort. Best Regards.

    50 USD

    Prezzo

    1 giorno

    Tempo

    gig

    Sistemi integrati e IoT

    Immagine del campione di lavoro
    Utile?
    Sì
    No
    O
    image-docs

    oleg_lucasevici

    MD

    Moldavia

    5

    Shenglin is a highly professional engineer. When assigning him a project, there is no need to provide lengthy explanations. A single well-organized summary document is usually enough. He has the ability to understand the client’s expectations from limited information and turn them into the desired final...

    50 USD-100 USD

    Prezzo

    1 giorno

    Tempo

    gig

    Sistemi integrati e IoT

    Utile?
    Sì
    No
    M

    menge_ka

    ES

    Spagna

    5

    Really proactive and well documented and communicative person. The final result overdelivered my initial expectations. I would work and cooperate again without second thought. He is recommended to anyone outthere looking for a professional partner to have a worry free delivery of your product. Excellent service.

    50 USD

    Prezzo

    2 giorni

    Tempo

    gig

    Sistemi integrati e IoT

    Utile?
    Sì
    No