Company Overview Fluminum Technologies is an innovation-driven tech company focused on building transformative, sustainable solutions through advanced engineering and R&D. We specialize in embedded systems, IoT, and software development. Role Overview We are looking for a Senior C++ Developer with 4+ years of professional experience in embedded systems programming, with a strong focus on ESP32 development . The candidate will work on redeveloping and optimizing an existing embedded product , addressing firmware-level issues, and improving system integration and reliability. This role requires solid debugging skills, embedded development expertise, and the ability to collaborate across software and hardware teams. Key Responsibilities Redevelop, refactor, and enhance existing firmware and software systems Debug and resolve critical issues in embedded C++ applications Develop robust, maintainable code for ESP32 platforms Work closely with the hardware and product teams to ensure system stability Optimize existing code for performance, memory usage, and efficiency Maintain thorough documentation for future development and audits Required Qualifications 4+ years of experience in C++ development for embedded systems Strong experience with ESP-IDF , Vsec Tool, Arduino , or similar ESP frameworks Deep understanding of low-level programming, memory management, and real-time constraints Experience with UART, PPM, SPI, I2C, PWM, and BLE/Wi-Fi integration on ESP chips Familiarity with Git, CI/CD pipelines, and debugging tools like JTAG/Segger Strong problem-solving skills and an ability to work independently Bachelor’s degree in Computer Science, Electronics, or a related field