About

Vishnu G Warrier is a Senior Lead Engineer at Qualcomm with over 7 years of relevant experience in the field of Embedded Systems and Designing. He has a strong skill set in Embedded C Programming, ARM Based Programming, Device Driver and Application development in RTOS environment, and Serial Communication protocols like SPI, I2C, UART, QSPI etc. He also has experience in Security Implementations like TOTP, AES Encryptions and HMAC Hashing algorithms, and Core bootloader procedures and implementation of custom bootloaders. Vishnu has knowledge in Firmware Development, RTOS Low level Driver Implementations, LDD and Linux Internals, MultiCore Environments, IOT Basics, and 802.11ac WLAN protocols. He has worked with work aiding tools like JIRA (Also with Agile methodology), GIT, and Preforce. Currently, Vishnu is working at Qualcomm as an Engineer - II. His responsibilities include Development and Bug Fixes on a Low Power Wearable Co-Processor ‘BSP’ layer with Cortex-M0 Core having QPOS running, Firmware driver side development of SPI and I2C, and Display Firmware Framework development, with Implementation of Asset Metadata structuring and communication through custom IPC running on FreeRTOS on Cortex M55 core. In the past, Vishnu has worked with Eximius Design as a Senior Software Engineer and with OYO as an Embedded Firmware IOT Engineer (FDE - I). At OYO, he was responsible for developing a lock device with Cortex-M4 Core which had the communication to a mobile app through BLE, implementing the TOTP algorithm at the Node side to generate and give access to the lock, and implementing the custom startup, bootloader, and application. Vishnu has a Post Graduate Diploma in Embedded Systems and Designing from Centre for Development of Advanced Computing (C-DAC) and a Bachelor of Technology (BTech) in Electrical, Electronics, and Communications Engineering from Cochin University. He also has a background in Computer Science from Essar International School, Hazira Surat, and Delhi Public School - Vindhyanagar. Overall, Vishnu G Warrier is a highly skilled engineer with a strong background in Embedded Systems and Designing. He has a proven track record of developing and implementing firmware solutions for various devices and is well-versed in the latest technologies and protocols in the field.