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Nederlands
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Ik maak een iot prototype, schema's, pcb ontwerp, review, ble, firmware, jlcpcb in china
Embedded Systems Engineer, PCB design Expert, prototype, firmware ontwikkeling
Ik ben een Electronics Engineer, Embedded Developer en PCB Designer die zich specialiseert in draadloze elektronica, microcontroller systemen en slimme embedded oplossingen.
Met meer dan 7 jaar ervari...
Niveau 1
Voldoet aan bepaalde prestatiecriteria en toont een sterke potentie op de marktplaats.
Zeer responsief
Geeft doorgaans uitzonderlijk snel antwoord
Wat mensen goed vonden aan deze freelancer
danielpons289
Argentinië
Excellent engineering work. Detailed, well-documented and backed by real calculations. Took the review comments seriously, reworked the analysis properly and...
oleg_lucasevici
Moldavië
Shenglin is a highly professional engineer. When assigning him a project, there is no need to provide lengthy explanations. A single well-organized summary...
jb3078
Verenigd Koninkrijk
Great work on thoroughly reviewing the feasibility of the hardware sketch and PCB design, and on successfully delivering the final report. Your dedication and...
davidmatteso410
Verenigde Staten
It was a pleasure working with this freelancer. They were responsive, professional, and paid close attention to the project requirements. The quality of work...
Over deze dienst
Ik ben gespecialiseerd in IoT en wearable productontwikkeling van concept tot productie.
Mijn ervaring omvat embedded hardware ontwerp, firmware ontwikkeling, draadloze connectiviteit, prototype opstarten, validatietests en ondersteuning bij productie.
Voltooide projecten zijn onder andere:
- BLE en Wi-Fi wearable apparaten
- nRF52/nRF53 en ESP32 gebaseerde IoT-producten
- STM32 en EFR32 embedded systemen
- Laagvermogen batterijgevoede apparaten
- Smart sensor en data acquisitie systemen
- LTE, GNSS, BLE, Wi-Fi en sub-GHz draadloze producten
- Gezondheidsmonitoring en wearable tracking apparaten
- Aangepaste embedded Linux en RTOS-gebaseerde systemen
- Prototype ontwikkeling en productieklare hardware
Technische expertise omvat:
- Firmware ontwikkeling met C/C++
- FreeRTOS, Zephyr, ESP-IDF, STM32CubeIDE, nRF Connect SDK en Simplicity Studio
- PCB ontwerp met Altium Designer, KiCad en EasyEDA
- Hardware opstarten, debuggen, validatie en optimalisatie
- Communicatie interfaces inclusief BLE, UART, SPI, I2C, CAN, USB en TCP/IP
- Laagvermogen optimalisatie en betrouwbaarheid engineering
Ik richt me op het bouwen van betrouwbare, produceerbare en productieklare IoT-oplossingen met duidelijke communicatie en een efficiënte ontwikkelworkflow van idee tot eindproduct.
Mijn portfolio
Andere Elektrotechniek diensten die ik aanbied
Reviews
7 reviews van deze dienst
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| (1) | ||
| (0) | ||
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| (0) |
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D 
danielpons289
Argentinië
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.
US$ 600-US$ 800
Prijs
2 weken geleden
Looptijd
D 
Reactie van de freelancer
Nuttig?O 
oleg_lucasevici
Moldavië
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...
US$ 50-US$ 100
Prijs
1 dag
Looptijd
D Reactie van de freelancer
Nuttig?J 
jb3078
Verenigd Koninkrijk
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.
US$ 50
Prijs
1 dag
Looptijd
D Reactie van de freelancer
Nuttig?D 
davidmatteso410
Verenigde Staten
Lopende samenwerkingIt was a pleasure working with this freelancer. They were responsive, professional, and paid close attention to the project requirements. The quality of work was outstanding, revisions were handled quickly, and everything was delivered before the deadline. I would definitely work with them again.
US$ 50-US$ 100
Prijs
1 dag
Looptijd
D Reactie van de freelancer
Nuttig?D davidmatteso410
Verenigde Staten
Lopende samenwerkingExcellent experience working with this developer. Communication was professional and responsive throughout the project. The firmware and IoT implementation were delivered with good code structure and stable functionality. BLE communication, sensor integration, and overall system behavior worked as expected....
US$ 200-US$ 400
Prijs
2 dagen
Looptijd
D Reactie van de freelancer
Nuttig?
Reviews
7 reviews van deze dienst
| (6) | ||
| (1) | ||
| (0) | ||
| (0) | ||
| (0) |
Specificering van de beoordeling
- Communicatieniveau van de freelancer
- Kwaliteit van de levering
- Waarde van de levering
Sorteer op
Meest relevant
D danielpons289
Argentinië
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.
US$ 600-US$ 800
Prijs
2 weken geleden
Looptijd
D Reactie van de freelancer
Nuttig?O oleg_lucasevici
Moldavië
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...
US$ 50-US$ 100
Prijs
1 dag
Looptijd
D Reactie van de freelancer
Nuttig?J jb3078
Verenigd Koninkrijk
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.
US$ 50
Prijs
1 dag
Looptijd
D Reactie van de freelancer
Nuttig?D davidmatteso410
Verenigde Staten
Lopende samenwerkingIt was a pleasure working with this freelancer. They were responsive, professional, and paid close attention to the project requirements. The quality of work was outstanding, revisions were handled quickly, and everything was delivered before the deadline. I would definitely work with them again.
US$ 50-US$ 100
Prijs
1 dag
Looptijd
D Reactie van de freelancer
Nuttig?D davidmatteso410
Verenigde Staten
Lopende samenwerkingExcellent experience working with this developer. Communication was professional and responsive throughout the project. The firmware and IoT implementation were delivered with good code structure and stable functionality. BLE communication, sensor integration, and overall system behavior worked as expected....
US$ 200-US$ 400
Prijs
2 dagen
Looptijd
D Reactie van de freelancer
Nuttig?
