Michelle Cavalcanti Maia
Electronics Engineer

07/2014 — 12/2014

Electronics Engineer - CONSORCIO TBK, Recife, Brazil

(Consortium of companies, providing a tracking system connected with the mobile network for monitoring and controlling water supplies)

• Documentation of existing firmware, creating state machine diagrams through ArgoUML Software
• Fixing existing hardware and firmware issues and bugs of live tracking system
• Hardware and PCB layout design of overvoltage protection circuits
• Code integration between the system and the iCLASS SE Reader Module with RFID technology
• Hardware upgrade design with a K64F microcontroller from NXP

11/2013 — 06/2014

Electronics Engineer - CALTECH LTDA, Recife, Brazil

(Development company of laboratory equipment)

• Firmware and hardware design of a portable equipment for diagnosis of dengue fever, based on ELINOR technology, with Arduino platform and the OV7670 OmniVision camera

09/2011 — 06/2012

Hardware Development Trainee - FITec, Recife, Brazil

(Private foundation focused in software development and electronic equipments design)

• Firmware, hardware and PCB layout design of an embedded system with LPC1112 NXP microcontroller, which is responsible for counting and storing the occurrences of voltage surges, measuring of RMS voltage, RMS current, power consumption and communication with Android system via HC-05 Bluetooth module
• Firmware design of a system for testing nobreak voltage output: through an alphanumeric LCD display and keys to choose between 6 levels of charge consumption, 7 levels of input AC voltage and UPS battery DC voltage level
• Test of hardware and firmware operation (including troubleshooting, circuit optimization)
• Price quotation for the PCB manufacture and the electronic components purchase

08/2008 — 06/2010

Scholarship Student - LDN-UFPE Laboratory, Recife, Brazil

(University Laboratory for research and development of electronic devices and systems)

• Design and development of a data acquisition board for electrical grid analysis
• Using ZigBee wireless technology with the XB24-AWI-001 XBee Module
• Java desktop application development for statistical analysis and graphical visualization in real time
• Paper presentation in COBENGE 2009 (Brazilian Congress of Engineering Education): “Didactic experiments in Zigbee wireless network: Monitoring and Instrumentation”, also authored by E. J. P. Santos, E. A. B. Santos, H. U. Dornelas and J. B. de Medeiros Jr.