Key Responsibilities

- Design, develop, and maintain production-grade embedded firmware using Embedded C/C++.
- Develop firmware for ARM Cortex-M based microcontrollers, preferably STM32.
- Configure and develop drivers for Timers, PWM, DMA, SPI, IC, UART.
- Develop firmware for power control and MOSFET switching applications.
- Implement PWM-based control of MOSFETs and power stages.
- Implement ADC calibration, timer-based triggering for ADC sampling and control loops.
- Implement and tune PID/control algorithms, especially for fast-switching applications.
- Develop and debug TCP/IP and Ethernet communication.
- Implement RS485 and MODBUS RTU communication.
- Develop communication protocols and register maps for industrial/control applications.
- Perform hardwarefirmware integration and system-level debugging using JTAG, ST-Link or J-Link.
- Analyse timing, ADC sampling, PWM, switching, and communication issues using a digital oscilloscope.
- Optimize firmware for real-time performance, CPU utilization, memory, and deterministic timing.
- Participate in firmware architecture, design reviews, testing, and documentation.




- Experience in handling digital oscilloscope and logic analyser.
- Perform root-cause analysis of hardware/firmware issues and provide corrective solutions.

Technical Skills – Must Have

- Ethernet/lwIP, DMA, PID/control algorithm development
- ADC calibration and timer-based triggering for sampling and control loops.
- Experience with microcontrollers, microprocessor and communication protocols,
- e.g.:

- SPI
- IC

- UART

- Ethernet

- Modbus

- USB

Good to Have

- Experience with FPGA (VHDL and Verilog), RTOS/FreeRTOS, and Power Electronics
- Experience with LVDS and CAN
- Experience with MOSFET switching applications

Soft Skills

- Strong analytical and problem-solving abilities
- Excellent verbal and written communication skills
- Ability to work collaboratively with cross-functional teams
- Proactive approach with robust ownership and accountability
- Ability to manage timelines and deliver quality outcomes under tight schedules

If interested please share your updated CV at [email protected]

📌 Senior embedded Firmware Developer (Mumbai)
🏢 Ubique Systems
📍 Mumbai