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
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
PI9eff1a6281c2-31181-40444822
Full-Time