Elexa Consumer Products, Inc. (elexausa.com )

Chicago, IL — October 2018 - Present

getguardian.com my.guardian.property

Lead Product Engineer

2020 - Present

Responsible for a wide range of engineering projects across the company's hardware and software products.

• Heading the creation of physical and digital products specific to customer needs
• Led technical implementation of enterprise-scale water leak monitoring solution built on LoRaWAN©
• Active deployed network of 10,000+ leak detectors across continental USA and Hawaii
• Contributed to firmware for water leak detection and environmental monitoring device
• Built factory and warehousing software to coordinate large-scale device provisioning and rollout
• Architected and developed cloud software platform enabling 24/7 remote monitoring and control of home water systems
• End-to-end solution for deployment of company IoT products
• Encompasses device connectivity, data processing, customer-facing web and mobile applications, realtime alerting, and more
• Hired and managed small software engineering team to build and maintain; consisted of firmware, backend, frontend, and mobile developers
• Contributed directly to code across all layers of the stack
• Developing LLM-powered AI assistant that aids employees in day-to-day company operations
• Integrated across internal company APIs and external toolchains
• Built in Python on OpenAI Assistant architecture
• Introduced company-wide technical documentation and SOPs to improve interdepartmental workflow
• Coordinating product manufacturing with colleagues; primary technical contact for manufacturer
• Interacting with business partners to gather and relay technical information

Product Engineer

2018 - 2020

• Developed and maintained device firmware for water valve controller
• Targeted Espressif ESP32 and STM32 platforms
• Leveraged Semtech SX126x/7x series LoRa transceivers for RF communication
• Written in Embedded C, several supporting tools in Python
• Defined and implemented device API, made available as TCP/IP socket interface and through cloud MQTT pub/sub system
• Implemented device provisioning and OTA update system
• Created closed-loop control system for water valve actuation and dynamic torque control
• Created automated test fixtures and programming tools for manufacturer use
• Performed hardware testing and validation of firmware functionality

Skyways Air Transportation, Inc. (skyways.com )

Electrical Engineer

Austin, TX — August 2017 - December 2017 (Consulting), January 2018 - August 2018

• Developed various hardware and electrical systems for autonomous, heavy-lift VTOL aerial platform
• Designed avionics carrier board using Autodesk EAGLE that integrated flight subsystems
• Created electronics package for vehicle payload door
• Planned actuator and sensor placement with team engineers
• Created PCBs and wiring harnesses for subassemblies
• Implemented actuator control in firmware and provided interface to flight computer
• Implemented initial version of antenna tracker to improve long-range vehicle telemetry
• Responsible for vehicle avionics wiring harness design and assembly
• Assisted in flight operations at home and during field testing; participated in integrated training exercises
• Performed pre-flight checks and post-flight data analysis
• Responsible for vehicle electrical systems troubleshooting and repair

iKeyless, LLC (ikeyless.com )

Electrical Engineering Co-op

Louisville, KY — Summer 2015, Spring 2016, Fall 2016

• Utilized ARM Cortex M7 platform to create an encrypted programming system
• Designed circuit, wrote firmware, and created accompanying PC tools to interface with system
• Developed and deployed RF tool capable of identifying company products
• Created hardware package for debugging NXP microcontrollers
• Designed and assembled specialized programming fixtures

International Aerial Robotics Competition

Redbird Robotics — Co-founder, Project Manager

University of Louisville — January 2017 - December 2017

Redbird Robotics - IARC 2017

• Led a team of engineering students in developing autonomous multirotor platform
• Created robust flight system using Python, ROS1, PX4 flight stack atop NVIDIA Jetson TX2
• Offloaded complex computation tasks such as vision and path planning to ground systems
• Provided telemetry node that included a graphical interface to monitor and interact with the vehicle
• Built abstracted software interfaces enabling less experienced team members to write and execute flight plans

Achieved 2nd place at the North American venue IARC in 2017

NASA Student Launch Competition

River City Rocketry (rivercityrocketry.org ) — Lead Payload Electrical Engineer

University of Louisville — September 2016 - May 2017

UofL Rocketry Team Wins NASA Title This Is: River City Rocketry Return To Flight We Build Rockets

• Participated on a student-led team to develop a multirotor capable of rocket deployment followed by autonomous target detection and landing
• Led decision making on fundamental multirotor vehicle characteristics through variety of analytical trade studies
• Responsible for vehicle avionics, propulsion, and power delivery systems
• Led flight testing campaigns from initial concept platforms into full integration with flight vehicle
• Designed circuitry and PCB for redundant remote power cut-off and automatic parachute recovery system
• Monitored kinetic energy of vehicle during flight using dedicated IMUs; cut power and deployed parachute if max KE threshold exceeded
• Utilized ROS1 running on Raspberry Pi Linux microcomputer to interface with PX4 flight stack
• Integrated flight control software and vehicle vision systems
• Created full technical documentation (PDR, CDR, FRR) detailing all aspects of relevant systems

Achieved overall 1st place in the 2017 NASA Student Launch Initiative (nasa.gov )

Capstone Design Laboratory

University of Louisville — Fall 2017

• Developed C libraries for IMU and sensorless (no hall-effect) BLDC motor control
• Built on Microchip ATSAME70 microcontroller
• Motion sensing used TDK InvenSense MPU9250 9-axis IMU
• Implemented sensor fusion algorithms for orientation estimation of handheld 3-axis gimbal