Ver categorias
Explorar
Fiverr Pro
Português
$
USD
Vou fazer protótipo de IoT, esquemáticos, design de PCB, revisão, ble, firmware, jlcpcb na China
Engenheiro de Sistemas Embarcados, Especialista em design de PCB, Protótipo, Desenvolvimento de firmware
Sou engenheiro eletrônico, desenvolvedor embarcado e designer de PCB, especializado em eletrônica sem fio, sistemas com microcontroladores e soluções embarcadas inteligentes.
Com mais de 7 anos de exp...
Nível 1
Atendeu a determinados critérios de desempenho e demonstra forte potencial no marketplace.
Responde rapidamente
Conhecido pela velocidade das respostas
O que as pessoas adoram neste freelancer
danielpons289
Argentina
Excellent engineering work. Detailed, well-documented and backed by real calculations. Took the review comments seriously, reworked the analysis properly and...
oleg_lucasevici
Moldávia
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
Reino Unido
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
Estados Unidos
It was a pleasure working with this freelancer. They were responsive, professional, and paid close attention to the project requirements. The quality of work...
Sobre este Serviço
Sou especializado em desenvolvimento de produtos IoT e vestíveis, do conceito à produção.
Minha experiência abrange design de hardware embarcado, desenvolvimento de firmware, conectividade wireless, implementação de protótipos, testes de validação e suporte à fabricação.
Projetos concluídos incluem:
- Dispositivos vestíveis com BLE e Wi-Fi
- Produtos IoT baseados em nRF52/nRF53 e ESP32
- Sistemas embarcados com STM32 e EFR32
- Dispositivos de baixo consumo alimentados por bateria
- Sistemas inteligentes de sensores e aquisição de dados
- Produtos wireless LTE, GNSS, BLE, Wi-Fi e sub-GHz
- Dispositivos de monitoramento de saúde e rastreamento vestível
- Sistemas personalizados baseados em Linux embarcado e RTOS
- Desenvolvimento de protótipos e hardware pronto para produção
A expertise técnica inclui:
- Desenvolvimento de firmware usando C/C++
- FreeRTOS, Zephyr, ESP-IDF, STM32CubeIDE, nRF Connect SDK e Simplicity Studio
- Design de PCB com Altium Designer, KiCad e EasyEDA
- Implementação de hardware, depuração, validação e otimização
- Interfaces de comunicação incluindo BLE, UART, SPI, I2C, CAN, USB e TCP/IP
- Otimização de baixo consumo e engenharia de confiabilidade
Meu foco é criar soluções IoT confiáveis, fabricáveis e prontas para produção, com comunicação clara e fluxo de trabalho eficiente desde a ideia até o produto final.
Meu portfólio
Outros serviços de Engenharia Eletrônica que eu ofereço
Avaliações
7 avaliações deste Serviço
| (6) | ||
| (1) | ||
| (0) | ||
| (0) | ||
| (0) |
Classificação detalhada
- Nível de comunicação do freelancer
- Qualidade da entrega
- Valor da entrega
Ordenar por
Mais relevante
D 
danielpons289
Argentina
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
$
2 semanas
Tempo
D 
Resposta do freelancer
Útil?O 
oleg_lucasevici
Moldávia
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
$
1 dia
Tempo
D Resposta do freelancer
Útil?J 
jb3078
Reino Unido
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
$
1 dia
Tempo
D Resposta do freelancer
Útil?D 
davidmatteso410
Estados Unidos
Colaboração contínuaIt 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
$
1 dia
Tempo
D Resposta do freelancer
Útil?D davidmatteso410
Estados Unidos
Colaboração contínuaExcellent 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
$
2 dias
Tempo
D Resposta do freelancer
Útil?
Avaliações
7 avaliações deste Serviço
| (6) | ||
| (1) | ||
| (0) | ||
| (0) | ||
| (0) |
Classificação detalhada
- Nível de comunicação do freelancer
- Qualidade da entrega
- Valor da entrega
Ordenar por
Mais relevante
D danielpons289
Argentina
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
$
2 semanas
Tempo
D Resposta do freelancer
Útil?O oleg_lucasevici
Moldávia
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
$
1 dia
Tempo
D Resposta do freelancer
Útil?J jb3078
Reino Unido
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
$
1 dia
Tempo
D Resposta do freelancer
Útil?D davidmatteso410
Estados Unidos
Colaboração contínuaIt 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
$
1 dia
Tempo
D Resposta do freelancer
Útil?D davidmatteso410
Estados Unidos
Colaboração contínuaExcellent 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
$
2 dias
Tempo
D Resposta do freelancer
Útil?
