Firmware Engineer (Fresher Level) | English Or Japanese Speaking

- Program firmware using C/C++ on the ESP-IDF framework (preferred) or Arduino IDE.
- Design and optimize application workflows using the FreeRTOS real-time operating system (Multi-tasking, Queue, Semaphore, Mutex).
- Integrate and optimize Wi-Fi and Bluetooth (Classic/BLE) protocols, and configure device provisioning.
- Implement IoT communication protocols such as MQTT, HTTP/HTTPS, CoAP, and WebSockets to connect devices with Servers/Cloud platforms.
- Program interfaces with sensors and functional ICs via standards like UART, SPI, I2C, ADC, PWM, and GPIO.
- Build and deploy secure Over-The-Air (OTA) remote firmware update solutions.
- Partner with the Hardware team to test, measure circuits, debug, and resolve system-level issues.
Yêu cầu công việc
- Must have: Bachelor’s degree in Electronics and Telecommunications, Computer Science, Embedded Systems, Automation, or related technical fields.
- Minimum of 1 year of hands-on experience in microcontroller firmware development, specifically with ESP32 or ESP8266.
- Highly proficient in C/C++ for embedded.
- Solid understanding of embedded system architecture and FreeRTOS (including multi-threading, tasks, queues, semaphores, and mutexes).
- Strong knowledge of computer networks and IoT protocols (Wi-Fi, BLE, MQTT, HTTP/HTTPS, Sockets).
- Basic ability to read electronic circuit diagrams (Schematics) to collaborate effectively with the hardware team; ability to read English datasheets and reference manuals.
- Proficient with source code management tools like Git (GitHub / GitLab).
- Nice to have: Experience in Linux programming or developing Gateway.
- Familiarity with high-level languages like C# or Java for writing PC tools or simple cross-platform applications.
- Knowledge of IoT security (TLS/SSL, data encryption).
- Japanese from JLPT N3.
- English (intermediate).
Quyền lợi được hưởng
- Work in a dynamic, creative environment with young, close-knit teams.
- 13th-month salary bonus, hot bonus, salary/performance review, ...
- Social, health & unemployment insurance based on Labor Laws.
- Participate in Company and Group activities: Team building, travel, healing retreat, ...
- Opportunities for development and advancement.
- Salary: Negotiable based on qualifications.