Foto de portada de perfil
Ahora estás siguiendo a
Error al seguir a usuario.
Este usuario no permite que los usuarios lo sigan.
Ya estás siguiendo a este usuario.
Tu plan de membresía solo permite 0 seguimientos. Mejora tu membresía aquí.
Dejaste de seguir correctamente a
Error al dejar de seguir al usuario.
Has recomendado exitosamente a
Error al recomendar al usuario.
Algo salió mal. Por favor, actualiza la página e intenta de nuevo.
Email verificado correctamente.
Avatar del usuario
$75 USD / hora
Bandera de SPAIN
paterna, spain
$75 USD / hora
Aquí son las 9:12 a. m.
Se unió el marzo 10, 2015
2 recomendaciones

Javier L.

@javierlongares

5,0 (1 comentario)
1,3
1,3
100%
100%
$75 USD / hora
Bandera de SPAIN
paterna, spain
$75 USD / hora
100 %
Trabajos finalizados
100 %
Dentro del presupuesto
100 %
A tiempo
N/A
Tasa de recontratación

Quality Hardware & Microcontroller Firmware Dev.

??+ ????? ?? ???????????? ??????????? ??????????. ✅ ?-???? ???????? ?? ??? ???????? ??? ???????? ???????. ☑️ ???+ ???????? ???????????? ?????????. ? Hi! I’m Javier and I specialize in helping both startups and small to medium businesses with high-quality solutions to their electronics engineering challenges. To be even more specific I am expert on projects related to: ? Nordic Semiconductors: NRF52 ( NRF52832, NRF52833, NRF82840 ), NRF53 ( NRF5340 ), and NRF70 ( NRF7002 ). ? Espressif: ESP32-WROOM, Wrover Kit, LyraT, ESP32-S2, ESP32-S3, ESP32-C2, ESP32-C3, ESP32-C6, and ESP32-H2. ? Microchip: Arduino AVR, ATMEGA and ATSAM. PIC32MZ, PIC32MZ, PIC24, PIC16 and PIC18. ? Texas Instruments: TIVA Boards ( TM4C129, TM4C123) , MSP430, MPS432, CC3220, CC2430, CC2652, CC3200. ? ST STM32F4, STM32F7, STM32L0, STM32WB55, STM32WB15. ? Cypress: PSoC4, PSoC5 and PSoC6. ? NXP: Dual Core LPC55S69 and single core Kinetis Microcontrollers. ? Qorvo UWB modules: DW1000, DWM1001C, DWM3001C, and DW3110. (DW3000 devices are compatible with Apple Nearby Interaction protocol). Software: ? IDEs: IAR for Embedded Workbench, uVisio, Code Composser Studio, PSoC Creator, MPLABX, Eclipse, Atmel Studio, VS Code, STM32CubeIDE and STM32CubeMX ? Programming Languages: C, C++ ? PCB Software: Altium, and Kicad. ? Real Time Operating Systems (RTOS): FreeRTOS, Zephyr RTOS, TI-RTOS, POSIX. Javier Longares ❝ ?????? ?????? ???? ???? ????????? ?? ???? ????????, ??? ??? ? ???? ????????? ??? ?? ??????????? ????????? ?? ?????? ??????. ?? ?? ??????? ?? ???????, ??? ??????? ?? ??????? ????? ?? ??? ???? ????????? ???. ?? ???? ???? ????????? ???? ?????? ????? ???? ??? ???-???? ??? ?? ???????????? ??? ??????? ? ????????????? ????????? ???????? ??? ??, ????????????? ???? ??? ???????? ??? ???????? ??????????. ❞ ? ????? ???? ??? ?? ????????????? ? ❝ ?????? ??? ?????? ???? ?? ???? ????. ?? ??? ?????????????, ?????????? ??? ???????????? ??? ???? ?????? ??????????????? ??? ??? ?? ???????? ??? ???????? ??? ??????????. ?? ???? ????????? ??????? ???? ?? ?????? ????? ??????? ???? ?????? ??? ???? ??? ??? ??? ?????? ??? ??????????????? ?? ??? ?? ???????. ❞ ? ???? ????? ??? ?? ?????????? ?

Contacta Javier L. sobre tu trabajo

Inicia sesión para comentar cualquier detalle por chat.

Portafolio

3244005
3243999
3243976
3243957
3243929
3243853
3244005
3243999
3243976
3243957
3243929
3243853

Comentarios

Cambios guardados
Mostrando 1 - 1 de 1 reseñas
Filtrar reseñas por:
5,0
$24,00 USD
Completed the project within the scope and timeline I required.
Electronics
Electrical Engineering
Circuit Design
Bluetooth Low Energy (BLE)
Avatar del usuario
Bandera de Michael V.
@Southpaw404
hace 8 años

Experiencia

Senior Firmware Engineer / Senior Embedded Software Engineer

Power Electronics
oct 2014 - jul 2016 (1 año, 9 meses)
Firmware development from scratch for several products manufactured by the company. Between others, developing of a HMI using a very low cost device conected to a STM32 microcontroller. As graphic library I used emWin, with very good results considering that it was a low resolution LCD of 2$. Contribution to the Power Electronics iOS app. Contribution to firmware electronics on other products as well as supporting legacy versions.

Firmware Engineer / Embedded Software Engineer

Qualcomm Europe
ene 2014 - oct 2014 (9 meses, 1 día)
Firmware maintenance of a device embedded in trucks for fleet management which was programmed on C++ using a ST microcontroller, uBlox module for GPS and NMEAS data, and GSM. It also got vehicle information through CAN. I also performed maintenance tasks on a HMI device used for the truck driver, which has a touch panel, and was programmed in C# using Windows CE. I helped the company to the development of the new platform, making Hardware Abstraction Layer modules, and tesing these modules.

Firmware Engineer / Embedded Software Engineer

By Techdesign
sept 2011 - dic 2013 (2 años, 3 meses)
Design of embedded firmware for the microcontrollers of the products manufacutred by the company. Design of prebuilt libraries used by the company in order to develop further products faster. Among others, I developed the products for managing the safe boxes locks in the banks, locks, I/O modules, devices for door management, and for access controls, using biometric sensors, MiFare readers, or both.

Educación

Master of Business Administration

Universitat Autònoma de Barcelona, Spain 2009 - 2010
(1 año)

Electronic Engineer

Universidad de Zaragoza, Spain 2000 - 2005
(5 años)

Publicaciones

Problems Solving for Wireless Sensor Networks

Springer
ISBN 978-1-84800-202-9 As part of the researches performed in EU strategic projects in which I participated between 2006 and 2009, I collaborated to this book and thus I'm mentioned as contributor

Contacta Javier L. sobre tu trabajo

Inicia sesión para comentar cualquier detalle por chat.

Verificaciones

Freelancer preferente
Identidad verificada
Pago verificado
Teléfono verificado
Email verificado
Facebook conectado

Certificaciones

c-prog-1.png C Programming 1 78%
Usuario anterior Usuario siguiente
¡Invitación enviada correctamente!
¡Gracias! Te hemos enviado un enlace para reclamar tu crédito gratuito.
Algo salió mal al enviar tu correo electrónico. Por favor, intenta de nuevo.
Usuarios registrados Total de empleos publicados
Freelancer ® is a registered Trademark of Freelancer Technology Pty Limited (ACN 142 189 759)
Copyright © 2024 Freelancer Technology Pty Limited (ACN 142 189 759)
Cargando visualización previa
Permiso concedido para Geolocalización.
Tu sesión de acceso ha expirado y has sido desconectado. Por favor, inica sesión nuevamente.