Rajeev Piyare Email & Phone Number

Chicago, Illinois, Us

Chicago, Illinois, Us

*Write production-ready firmware for Amber's in-grain wireless sensing system using an embedded RTOS (ContikiNG & TI-RTOS) and bare-metal programming for ARM CPUs.*Design and implement an over-the-air firmware update mechanism for managing Amber's fleet of devices over the cellular network, improving device functionality and performance by 25%.*Develop a device diagnostics smart APP using Bluetooth Low Energy for improving customer device installation and troubleshooting.*Participate in the full cycle hardware and firmware design process of Amber products from concept to mass production.*Execute and analyze experiments in simulation and testbed to verify proper function and performance of the MAC and routing protocol designed for Amber’s in-grain battery-powered wireless sensors.*Architected and implemented a robust wireless communication protocol stack, enhancing data transfer reliability by 25% and reducing end-to-end latency and the power consumption of the overall wireless network by 15%.*Develop battery management system (BMS) enhancing device performance and extending battery life under diverse charge-discharge and environmental conditions.*Implement and validate sensor drivers including CO2, VOC, O2, temperature, humidity, pressure, accelerometer, NFC, and ToF LiDAR with very tight timing, latency, and energy budgets.*Board bring-up support from tool development to debugging and verification in the lab environment.*Maintain and track source code changes using GIT.*Actively participate in industry conferences and workshops, staying abreast of the latest advancements in wireless embedded systems and integrating new knowledge into project strategies.

Trento, Italy, It

Responsible for:*Developing a software stack for sensing and communication over ultra-low-power wake-up radios for short- and long-range multi-hop networking*Developing energy efficient MAC and routing protocols for wake-up radio-based systems*Developing mathematical modeling and computer simulation techniques for assessing and designing reliable and energy-efficient battery powered wireless systems.* Developed open-source simulator-WaCo for characterizing wake-up radio systems (First open-source WUR Tool in the WSN community)*Maintenance and update of SoleLab, a 50-node WSN Testbed deployed in the facility*Authored: 2 journal articles (one IEEE with IF:17.188), 4 international conferences (3 IEEE + ACM)*Student Travel Grant for IEEE Local Computer Networks Conference (IEEE LCN), 2017, Singapore

Zürich, Ch

*Design of a multi-radio multi-sensor platform comprising of LoRa and wake-up receiver *Implementation of an On-demand TDMA communication protocol for improving both the energy efficiency and the latency of standard LoRa networks using bare-metal programming.*Performance evaluation of the On-demand TDMA in an indoor testbed under realistic network conditions, dynamics, and interference. *Porting ContikiOS for embedded networking with SX1276 LoRa chip and MSP430FR5969 platforms.*Developed open-source software framework-KRATOS for LPWANs *Authored: 1 journal article, 2 IEEE conference papers

Trento, Trentino-Alto Adige, It

Teaching assistant for the graduate course "Laboratory of Wireless Sensor Networks" held at the Department of Computer Science of the University of Trento (academic years 2015–2016).Responsible for:*Developing lab instructions and course materials for the lab sessions*Instructed lab sessions that involved programming wireless sensor nodes (Tmote Sky/ Zolertia Z1) using ContikiOS and TinyOS for sensing and control *Assessment of student projects for the course

Suva, Fj

*Plan, prepare, and deliver lectures for Engineering Mathematics (MTH410) and Circuit Analysis (EED501) for Diploma in Electrical & Electronic Engineering and later degree levels*Student project management and lab supervision*Preparation and assessment of student exams and projects for the courses*Carrying out administrative work related to the course and the program*Engagement in training and professional development opportunities required by the faculty inorder to develop research and teaching skills*Industrial collaboration and R&D

Master of Engineering in Electronics.

*Developing an online framework for dynamic human activity recognition using smartphone sensor data*The research resulted in a working prototype*Authored: 1 journal article, 4 national/international conferences

-Programming of the point of sale systems (POS)

Motor winding, electrical wiring design and installation

Doctor Of Philosophy - Phd, Information Technology

Masters, Electrical, Electronics And Communications Engineering

Postgraduate Diploma, Electrical & Electronics Engineering

Diploma, Tertiary Teaching

Bachelor Of Engineering Technology, Electrical & Electronics Engineering