Firmware Developer

Description:
Job Title: C++ Firmware Developer
Location: Maple Heights, Ohio 44137 (In office)
Employment Type: Full Time
Overview
We are seeking a skilled C++ Firmware Engineer with hands-on experience in embedded systems and a strong understanding of vending machine technologies. This role involves developing, maintaining, and optimizing firmware that powers vending machines, including payment systems, inventory tracking, and hardware integration.
Key Responsibilities
* Design, develop, test, and maintain embedded firmware in C++ for vending machine systems
* Interface with hardware components such as bill validators, coin mechanisms, card readers, touchscreens, and IoT modules
* Implement and debug communication protocols (e.g., MDB, UART, SPI, I2C) commonly used in vending environments
* Collaborate with electrical, mechanical, and software engineers to ensure seamless integration
* Optimize system performance, memory usage, and power consumption
* Develop and maintain diagnostic tools and firmware update mechanisms (OTA or wired)
* Troubleshoot field issues and provide root cause analysis
* Ensure compliance with industry standards and payment security requirements (e.g., PCI, EMV where applicable)
Required Qualifications
* Bachelor's degree in Computer Engineering, Electrical Engineering, or related field (or equivalent experience)
* 3+ years of experience in embedded firmware development using C++
* Strong understanding of real-time operating systems (RTOS) or bare-metal systems
* Experience working with microcontrollers (e.g., ARM Cortex-M, AVR, PIC)
* Familiarity with vending machine protocols such as MDB (Multi-Drop Bus) & DEX
* Experience integrating payment systems (cash and cashless)
* Proficiency with debugging tools (oscilloscopes, logic analyzers, JTAG debuggers)
* Strong problem-solving skills and attention to detail
Preferred Qualifications
* Experience with IoT connectivity (Wi-Fi, LTE, Bluetooth) in embedded devices
* Knowledge of Linux-based embedded systems
* Familiarity with cloud integration for telemetry and remote management
* Experience in low-power design and optimization
* Understanding of cybersecurity best practices for embedded systems
Nice-to-Have Skills
* Experience with vending machine management systems (VMS)
* Understanding or familiarity with DEX protocol
* Understanding or familiarity with MDB communication protocol
* Knowledge of telemetry, remote monitoring, and predictive maintenance
What We Offer
* Competitive salary and benefits package
* Opportunity to work on innovative, real-world embedded systems
* Collaborative engineering environment
* Career growth and development opportunities
Requirements:
Job Title: C++ Firmware Developer
Location: Maple Heights, Ohio 44137 (In office)
Employment Type: Full Time
Overview
We are seeking a skilled C++ Firmware Engineer with hands-on experience in embedded systems and a strong understanding of vending machine technologies. This role involves developing, maintaining, and optimizing firmware that powers vending machines, including payment systems, inventory tracking, and hardware integration.
Key Responsibilities
* Design, develop, test, and maintain embedded firmware in C++ for vending machine systems
* Interface with hardware components such as bill validators, coin mechanisms, card readers, touchscreens, and IoT modules
* Implement and debug communication protocols (e.g., MDB, UART, SPI, I2C) commonly used in vending environments
* Collaborate with electrical, mechanical, and software engineers to ensure seamless integration
* Optimize system performance, memory usage, and power consumption
* Develop and maintain diagnostic tools and firmware update mechanisms (OTA or wired)
* Troubleshoot field issues and provide root cause analysis
* Ensure compliance with industry standards and payment security requirements (e.g., PCI, EMV where applicable)
Required Qualifications
* Bachelor's degree in Computer Engineering, Electrical Engineering, or related field (or equivalent experience)
* 3+ years of experience in embedded firmware development using C++
* Strong understanding of real-time operating systems (RTOS) or bare-metal systems
* Experience working with microcontrollers (e.g., ARM Cortex-M, AVR, PIC)
* Familiarity with vending machine protocols such as MDB (Multi-Drop Bus) & DEX
* Experience integrating payment systems (cash and cashless)
* Proficiency with debugging tools (oscilloscopes, logic analyzers, JTAG debuggers)
* Strong problem-solving skills and attention to detail
Preferred Qualifications
* Experience with IoT connectivity (Wi-Fi, LTE, Bluetooth) in embedded devices
* Knowledge of Linux-based embedded systems
* Familiarity with cloud integration for telemetry and remote management
* Experience in low-power design and optimization
* Understanding of cybersecurity best practices for embedded systems
Nice-to-Have Skills
* Experience with vending machine management systems (VMS)
* Understanding or familiarity with DEX protocol
* Understanding or familiarity with MDB communication protocol
* Knowledge of telemetry, remote monitoring, and predictive maintenance
What We Offer
* Competitive salary and benefits package
* Opportunity to work on innovative, real-world embedded systems
* Collaborative engineering environment
* Career growth and development opportunities