Experience

Kudelski IoT

• Switzerland
• IT Services and IT Consulting
• 1 - 100 Employee

• Principal Software Engineer

  • Mar 2022 - Present



Microshare.io

• United States
• Software Development
• 1 - 100 Employee

• Principal Developer

  • Mar 2020 - Mar 2022

  Operated and maintained private LoRaWAN networks; performed deployment planning; developed tools to analyze network health, performance and coverage; provided firmware engineering services and other assistance to suppliers and device manufactures; prototyped and developed device hardware and software for PoCs; developed cloud-side device management and sensor data processing components. Operated and maintained private LoRaWAN networks; performed deployment planning; developed tools to analyze network health, performance and coverage; provided firmware engineering services and other assistance to suppliers and device manufactures; prototyped and developed device hardware and software for PoCs; developed cloud-side device management and sensor data processing components.



Semtech

• United States
• Technology, Information and Internet
• 700 & Above Employee

• Principal Firmware Engineer

  • Sep 2018 - Mar 2020

  Developed, maintained, and lead the open-sourcing of LoRa Basics MAC, a portable LoRaWAN device stack and reference implementation based on TrackMAC; created a comprehensive simulation environment in Python for test-driven firmware development with support for LoRaWAN; contributed to numerous products containing embedded software, such as the LoRa Basics modem series and the LoRa Edge LR1110 chip; served as expert and contributor on the Technical Committee of the LoRa Alliance. Developed, maintained, and lead the open-sourcing of LoRa Basics MAC, a portable LoRaWAN device stack and reference implementation based on TrackMAC; created a comprehensive simulation environment in Python for test-driven firmware development with support for LoRaWAN; contributed to numerous products containing embedded software, such as the LoRa Basics modem series and the LoRa Edge LR1110 chip; served as expert and contributor on the Technical Committee of the LoRa Alliance.



TrackNet Inc.

• United States
• Internet
• 1 - 100 Employee

• Senior Hardware and Software Engineer

  • Dec 2017 - Aug 2018

• Senior Hardware and Software Engineer

  • Oct 2016 - Dec 2017

  Lead a small team of developers responsible for development of LoRaWAN device firmware; developed and maintained TrackMAC, a LoRaWAN device stack and run-time environment for STM32, forked from IBM’s LMiC; designed, architected, implemented and deployed world’s first large-scale OTA firmware update solution for LoRaWAN; designed and implemented a LoRaWAN GNSS aiding solution to enable rapid cold-start location fixes on battery-operated asset trackers; worked with suppliers and device manufacturers on hardware design, analysis and testing; served as expert and contributor on the Technical Committee of the LoRa Alliance.TrackNet was acquired by Semtech in 2018. Show less



IBM

• United States
• IT Services and IT Consulting
• 700 & Above Employee

• Senior Software Engineer

  • Aug 2002 - Sep 2016

  Research and software development in the following areas, public projects in parentheses: • LPWA network protocols (LoRaMAC/LoRaWAN); • IoT device stack software (IBM LMiC); • IoT device hardware design and software development (IBM HEMS controller for EcoGrid 2.0 EU project); • LPWAN gateway software development and integration (IBM LRSC); • Design and development of USB IF certified high-performance secure remote access device (IBM Secure Enterprise Desktop); • Design and development of secure authentication tokens (IBM ZTIC); • Implementation of key management solution for secure card personalization systems using end-to-end encryption with HSMs; • Highly optimized and certified cryptographic libraries (IBM CryptoLite in C); • Secure online banking solutions; • Standardization (technical expert and contributor to ISO/IEC JTC 1/SC17/WG 10); • Secure identity documents such as e-Passports; • Applications, run-time systems and development tools for smart cards (IBM JCOP). Show less



Med-Media, Inc.

• Harrisburg, Pennsylvania Area

• Web Engineer

  • Jun 2000 - Dec 2001