Ing. Luis Alejandro Monroy
Hardware & Firmware developer
I am an electronic engineer with over 15 years of experience, primarily specialized in electronic hardware design, firmware programming, and product development for data acquisition equipment. I also have experience in Internet of Things (IoT) projects and expertise in IoT protocols like MQTT and REST. I possess strong knowledge of network interfaces and protocols such as Ethernet, Wi-Fi, Bluetooth, Zigbee, and LoRaWan.
Skills
- Design of printed circuit boards (PCB) and schematic capture.
- Development of embedded systems such as ARM, Raspberry Pi, and Arduino. Real-time systems, working with QNX and FreeRTOS.
- Microcontroller architecture and peripherals, System-on-Chip (SoC), embedded systems.
- Communication protocols like I2C, SPI, RS485, RS232, CAN, TWI, and MODBUS.
- Python, C, C++, Java, JavaScript, scripting, and software development in Linux-based systems and windows. Proficient in object-oriented programming (OOP).
- Database systems such as SQL Server, MySQL, SQLite, PostgreSQL.
- Development of Internet of Things (IoT) solutions and IoT protocols like MQTT and REST.
- Network interfaces and protocols Ethernet, Wi-Fi, Bluetooth, Zigbee, LoRaWan.
- Internet protocols such as HTTP, FTP, SMTP, NTP, SNMP, Telnet and SSL.
- Version control tools domain; Git and Github.
- Ability to learn new technologies quickly and adapt to changing environments.
- Strong problem-solving skills and the ability to think critically.
Professional Experience
Senior Hardware Engineer
Driwo Services LTD - Remote
February 2021 - Present
Design, implementation, and improvement of geophysical equipment, demonstrating skills in analysis and design of analog and digital circuits. Develop integrated software using languages like C++, Python, and FreeRTOS, communication protocols between integrated circuits. Manage SQL databases for geophysical acquisition software and lead geophysical acquisition campaigns in the field.
Senior Embedded Systems Engineer / IoT
NAP ENERGY SAS - Colombia
June 2020 - February 2021
Programming of AWS services, such as lambdas, API Gateway, S3, and EC2. Programming in C++ and Python for Linux-based systems and software development frameworks. Development of HTML services using HSPA and G3 modules in C++ and MicroPython.
Hardware Engineer
FULL Colombia SAS - Remote - Colombia
June 2016 - May 2020
Development of hardware and software for Wayne and Gilbarco fuel dispensers, where I programmed in C++ and Python for Linux-based systems. Additionally, I was responsible for creating and managing SQL databases for sales and shift management at service stations. I also performed maintenance and repair of electronic components for Wayne and Gilbarco dispensers. As part of my role, I generated comprehensive documentation for the developed protocols, programs, and hardware using Doxygen.
Hardware Development Engineer
Mining Business and Exploration, MIBEX SAS
February 2010 - May 2016
Head of engineering and development in geophysics, geophysical data processing, field professional, verification of schematics and PCB designs, firmware programming (C++). Strong knowledge of microcontroller architecture and communication protocols is required. Development of electronic equipment for geophysical data acquisition for Vertical Electrical Surveys, electrical resistivity tomography, induced polarization, with information storage in relational databases (mySQL and SQL Server).
Projects
Sondeos electricos verticales
Control de surtidores de combustible
Tomografia de resisitividad electrica
QSPI
Sismica de refraccion
Education
Universidad Nacional de Colombia
Bachelor,s Degree, 2006
Electronic engineering
