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Hi, I’m Favio Hernan Guarnizo Reyes, a Senior Embedded Software Engineer with over 20 years in embedded systems, software development, automatic test equipment, and energy technologies. I’m a responsible and collaborative professional who thrives both in solo assignments and cross-functional teams, delivering reliable solutions from concept to deployment. I have led hardware–software integration projects, built high-reliability energy management systems for battery storage and renewables, and shaped scalable platforms. I enjoy solving complex problems at the intersection of electronics and IT, with a focus on safety, performance, and maintainability.…Hi, I’m Favio Hernan Guarnizo Reyes, a Senior Embedded Software Engineer with over 20 years in embedded systems, software development, automatic test equipment, and energy technologies. I’m a responsible and collaborative professional who thrives both in solo assignments and cross-functional teams, delivering reliable solutions from concept to deployment. I have led hardware–software integration projects, built high-reliability energy management systems for battery storage and renewables, and shaped scalable platforms. I enjoy solving complex problems at the intersection of electronics and IT, with a focus on safety, performance, and maintainability.

Fabio Hernan Guarnizo Reyes

Programmer, Web Developer, Full Stack Developer, +2

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Hi, I’m Favio Hernan Guarnizo Reyes, a Senior Embedded Software Engineer with over 20 years in embedded systems, software development, automatic test equipment, and energy technologies. I’m a responsible and collaborative professional who thrives both in solo assignments and cross-functional teams, delivering reliable solutions from concept to deployment. I have led hardware–software integration projects, built high-reliability energy management systems for battery storage and renewables, and shaped scalable platforms. I enjoy solving complex problems at the intersection of electronics and IT, with a focus on safety, performance, and maintainability.…Hi, I’m Favio Hernan Guarnizo Reyes, a Senior Embedded Software Engineer with over 20 years in embedded systems, software development, automatic test equipment, and energy technologies. I’m a responsible and collaborative professional who thrives both in solo assignments and cross-functional teams, delivering reliable solutions from concept to deployment. I have led hardware–software integration projects, built high-reliability energy management systems for battery storage and renewables, and shaped scalable platforms. I enjoy solving complex problems at the intersection of electronics and IT, with a focus on safety, performance, and maintainability.

Available to hire

Hi, I’m Favio Hernan Guarnizo Reyes, a Senior Embedded Software Engineer with over 20 years in embedded systems, software development, automatic test equipment, and energy technologies. I’m a responsible and collaborative professional who thrives both in solo assignments and cross-functional teams, delivering reliable solutions from concept to deployment.
I have led hardware–software integration projects, built high-reliability energy management systems for battery storage and renewables, and shaped scalable platforms. I enjoy solving complex problems at the intersection of electronics and IT, with a focus on safety, performance, and maintainability.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Language

English

Fluent

Work Experience

Senior Embedded Software Engineer at Energy Renaissance Pty Ltd

July 1, 2022 - August 15, 2025

Development of SuperEMS, a high-reliability Embedded Energy Management System (EMS) for battery energy storage and renewable integration. Responsibilities included firmware and embedded software design in C; development of communication protocols (Modbus, MQTT) for battery management and grid interaction; integration of hardware, firmware, and cloud systems for monitoring and control; collaboration with multidisciplinary teams to optimize performance, safety, and scalability. Achievements include successful design and deployment of SuperEMS across multiple battery systems, improved response and reliability of power balancing algorithms, and contribution to scaling embedded energy control platforms.

Head Designer and Developer at Power Amigo Pty. Ltd.

October 1, 2015 - December 1, 2021

Product conception and full-stack development including hardware design, firmware development in C, and software development of mobile applications. Led hardware–software integration for grid protection devices and energy generation control systems, delivering end-to-end solutions for energy management.

Software Architect and Developer at Diamond Boulevard

July 1, 2018 - January 1, 2022

Designer and developer of a real-time quoting system for diamonds and jewelry using PHP with Laravel; API development and integration; database development; delivered real-time quoting system and a door counter for staff/customers tracking.

Designer Architect and Developer at BioBike

April 1, 2013 - December 1, 2015

Designer and developer of BioBike software to process torque, cadence, power, and heart-rate data from cyclists; project planning and delivery.

Designer and Development Engineer at RF Labs

January 1, 2003 - January 1, 2010

Circuit and firmware design and development for multiple EMI/EMI-related projects; cross-platform software and hardware solutions for automated electromagnetic interference measurement systems; wxWidgets-based GUI development; GPS timing integration for calibration; delivered automated test systems and radar-related switch.