Marcos Aquino

About

Autodidact and product-oriented Senior/Staff Engineer with 20+ years of experience in Embedded Linux, C/C++, and Industrial IoT (IIoT). Expert at converting unstable prototypes into scalable, production-ready systems, bridging hardware, firmware, and cloud microservices to deliver mission-critical reliability. Experienced technical leader who modernizes legacy infrastructure for remote observability and secure OTA updates, and leads multidisciplinary engineering teams.

Experience

• Staff Engineer / Technical Leader · Easytech Tecnologia Ltda2020

  ● Leads a team of 6 engineers in developing high-availability backend and embedded software for industrial applications. ● Architected a microservices-based infrastructure for the Modulocker platform, integrating advanced monitoring and automated OTA update pipelines. ● Designs complex electronic circuits and Linux-based edge applications to ensure system stability under resource-constrained environments.

• Lead Product Developer (Freelance) · Dextro Sistemas Embarcados2017 – 2020

  ● Delivered custom IIoT solutions for industrial automation, vending, and high-security access control. ● Owned the full development cycle: PCB design, firmware implementation, and backend API integration for B2B clients.

• CTO / Technical Director · Chave Digital Tecnologia2010 – 2015

  ● Directed the technical vision and product strategy, designing all core electronics and firmware. ● Built and trained the internal assembly and testing teams, ensuring high-reliability manufacturing standards.

• Product Developer · Early Career (Various Roles) | Engesul, Alamo, Mais Pipoca2003 – 2010

  ● Developed hardware and firmware for safety systems, automation, and vending machines at Engesul, Alamo, and Mais Pipoca.

Education

• IPT São PauloM.S., Applied Computing (Candidate)

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