y
yannaxu

Yanxia Xu

@yannaxu
5,0(10)

Level 1

Project Management and Review, PCB, Power Electronics and Motor Drive, IOT

Chine
Chinois, Anglais
Certaines informations sont présentées en anglais.
À propos de moi
I am an embedded systems designer with 10+ years of experience in automotive and industrial products. I provide end-to-end development, from idea to working, reliable devices. I specialize in solving real-world issues: • Motor control and power electronics • Ultra-low-power design (µA level) • Noise / EMC problems • Debugging unstable SPI / I2C / CAN /LIN communication My work includes: • PCB design and hardware debugging • Firmware development (C / C++ / Python / Embedded Linux/ Qt) • MCUs: STM32, ESP32, nRF52 as well as Renesas, NXP and TI MCUs... Plus d’infos

Compétences

y
yannaxu
Yanxia Xu
25 $US/heure
hors ligne • 
Temps de réponse moyen de 3 heures

Voir mes services

Cartes de circuits imprimés (PCB)
I will design, review, guide schematics, pcb, pcba, jlcpcb production, basic firmware
5,0(8)
Systèmes intégrés & IoT
I will design low power iot firmware with wifi, ble, lora,lcd,esp32,nrf52,stm32,renesa
5,0(2)

Vous souhaitez travailler sur une base horaire ?

Dites à Yanxia Xu ce dont vous avez besoin.

25 $US

/

heure

10 Avis
5,0

(10)
(0)
(0)
(0)
(0)
Détails de la notation
  • Niveau de communication avec le freelance
    4,9
  • Qualité de la livraison
    5
  • Valeur de la livraison
    5
1 à 5 avis sur 10
Trier par
Les plus pertinents
    O
    image-docs

    omaira26

    EG

    Égypte

    5

    Some friend of mine has recommended Yanxia for me to review my manufactured PCBs before sending it so I can save money and time cause he's Chinese that gave him an advantage as JLCPCB factory is there and that will be much better like one stop shop for all PCB services. I 've found him very helpful and delivered exactly on the time. thanks Yanxia.

    100 $US-200 $US

    Prix

    3 jours

    Durée

    gig

    Cartes de circuits imprimés (PCB)

    Utile?
    Oui
    Non
    E

    etrog2006

    IL

    Israël

    5

    Five-star experience! She was super fast to respond and caught onto the project requirements immediately. The quality of her work is top-tier, and she provided amazing service until the very last detail. Highly recommended, and I will absolutely work with her again!

    100 $US-200 $US

    Prix

    4 jours

    Durée

    gig

    Systèmes intégrés & IoT

    Utile?
    Oui
    Non
    M

    morshedy_96

    EG

    Égypte

    5

    I had the absolute pleasure of working with Yanxia Xu, and the experience was truly exceptional. Yanxia Xu is an outstanding professional who is deeply committed to achieving nothing short of perfection. Even though the device itself relies on high precision, Yanxia Xu went above and beyond, maintaining...

    600 $US-800 $US

    Prix

    3 semaines

    Durée

    gig

    Cartes de circuits imprimés (PCB)

    Utile?
    Oui
    Non
    E
    image-docs

    elmorshedy

    EG

    Égypte

    5

    Outstanding quality and professionalism! I hired Yanxia for PCB manufacturing, assembly (SMT), and thorough testing of my boards. He delivered top-notch results with extreme precision and great attention to detail. Communication was smooth throughout the entire project, and all deadlines were met seamlessly....

    200 $US-400 $US

    Prix

    8 jours

    Durée

    gig

    Cartes de circuits imprimés (PCB)

    Utile?
    Oui
    Non
    S

    stonez56

    TW

    Taïwan

    Collaboration en cours
    5

    Yanna Xu delivered an excellent PCBA design! The schematic was clean, well‑organized, and fully compliant with ERC/DRC checks. Communication was smooth and timely, and she provided clear documentation that made the process easy to follow. Highly recommended!

    100 $US-200 $US

    Prix

    6 jours

    Durée

    gig

    Cartes de circuits imprimés (PCB)

    Utile?
    Oui
    Non