Firmware development Engineer - BESS

3-5 Years

Not Disclosed

Early Applicant

Job Description

Position: Firmware Development Engineer – BESS

Location: Pune & Bangalore

Experience: 3+ Years

Qualification: Bachelor's / Master's Degree in Electronics & Communication Engineering

Role: Individual Contributor

Joining: Immediate / Short Notice Preferred

Key Responsibilities

Develop and debug embedded firmware for BMS and remote communication systems.
Strong hands-on programming skills in Embedded C and Python.
Evaluate, debug, modify, and integrate third-party firmware.
Develop firmware applications for microcontrollers and embedded systems.
Work on Battery Management Systems (BMS) and interface with AFE and power electronics.
Work with STM32, TI and ESP32 microcontrollers.
Experience with STM32CubeIDE, TI Code Composer Studio, VS Code and Keil MDK.
Implement and work with FreeRTOS, RTOS, Zephyr RTOS, etc.
Debug hardware/firmware using MODBUS tools, Docklight, CAN Analyzer, and similar tools.
Strong understanding of RS232, RS485 and CAN communication.
Experience with protocols such as MODBUS and Pylontech.
Program GPRS/Wi-Fi modules such as Quectel and SIMCom using AT commands.
Implement OTA firmware updates, bootloader/bootstrapping and recovery mechanisms.
Understanding of SSL/TLS authentication and secure data communication with remote servers.
Evaluate and debug embedded firmware and prepare technical documentation/reports.