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