d
dltech75

ShengLin Gu

@dltech75
4,9(13)

Level 1

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

China
Englisch, Chinesisch
Einige Informationen werden in englischer Sprache angezeigt.
Über mich
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... Mehr lesen

Kompetenzen

d
dltech75
ShengLin Gu
20 $/Stunde
offline • 
Durchschnittliche Antwortzeit: 1 Stunde

Meine Dienstleistungen

Eingebettete Systeme & Internet der Dinge
I will do iot prototype, schematics, pcb design, review, ble, firmware, jlcpcb in china
4,9(10)
Eingebettete Systeme & Internet der Dinge
I will do firmware for arduino, stm32, esp32, nrf52, freertos, zephyr, ble stack, ota
5,0(2)

Möchtest du auf Stundenbasis arbeiten?

Erzähle ShengLin Gu, was du brauchst.

20 $

/

Stunde

Portfolio

Arbeitserfahrung

Senior Embedded engineer

Dalian Shiliang Sci-Tech Co.,Ltd • Vollzeit

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 Bewertungen
4,9

(12)
(1)
(0)
(0)
(0)
Zusammensetzung der Bewertung
  • Kommunikation
    5
  • Qualität der Lieferung
    4,9
  • Preis-Leistungs-Verhältnis der Lieferung
    4,9
1–5 von 13 Bewertungen
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    D
    image-docs

    danielpons289

    AR

    Argentinien

    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 $-800 $

    Preis

    2 Wochen

    Dauer

    gig

    Eingebettete Systeme & Internet der Dinge

    Hilfreich?
    Ja
    Keine
    K

    kareem_manor

    GB

    Großbritannien

    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 $-800 $

    Preis

    8 Tagen

    Dauer

    gig

    Eingebettete Systeme & Internet der Dinge

    Hilfreich?
    Ja
    Keine
    J
    image-docs

    jb3078

    GB

    Großbritannien

    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.

    Bild des Arbeitsbeispiels
    Hilfreich?
    Ja
    Keine
    O
    image-docs

    oleg_lucasevici

    MD

    Moldawien

    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...

    Hilfreich?
    Ja
    Keine
    M

    menge_ka

    ES

    Spanien

    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.

    Hilfreich?
    Ja
    Keine