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Profile Title: Embedded Firmware Engineer

Location: Pune, MH

Company Profile:

Growloc Private Limited is a leading Agri-tech company in India specializing in IoT solutions for farm management. We empower farmers with innovative technology to optimize resource usage, improve yields, and ensure consistent quality produce. Backed by a team of passionate individuals, Growloc Private Limited is committed to creating a more sustainable and productive future for Indian agriculture.

Role Overview:

 We are looking for a strong Embedded Firmware Engineer with hands-on experience in STM32 H-Series (H7/H5) and F-Series (F4/F7) microcontrollers.

 This role involves developing performance-critical firmware for IoT edge controllers, smart irrigation systems, and industrial-grade sensor gateways.

Key Responsibilities:

• Develop production-grade firmware on STM32 H & F Series MCUs
• Work with STM32CubeIDE / HAL / LL drivers / CMSIS
• Design modular firmware architecture
• Implement multitasking using FreeRTOS
• Integrate:
• Implement industrial communication:
• Develop bootloader and secure OTA updates
• Optimize memory (Flash/RAM) and CPU utilization
• Handle real-time constraints and interrupt-heavy systems
• Debug using JTAG/SWD, logic analyser, oscilloscope

Required Skills:

• Strong C programming (bare-metal + RTOS)
• Minimum 2 years hands-on STM32 experience
• Experience with:
• Understanding of:
• Strong debugging capability at firmware + hardware level

Good to Have:

• Experience with high-performance MCUs (H7 dual core)
• Experience with external memory (QSPI / SDRAM)
• Cryptography / secure firmware signing
• Experience in field-deployed IoT devices
• Exposure to agricultural or industrial automation systems

What We Expect:

• Ability to independently own firmware for a device
• Clean, scalable code architecture
• Strong debugging mindset
• Comfortable working with hardware engineers
• Field issue troubleshooting ability
• Power optimisation
• Clock tree configuration
• MPU/FPU usage (especially in H-series)
• FreeRTOS task design
• DMA, Timers, ADC, PWM
• Interrupt-driven architecture
• RS485 (Modbus RTU)
• UART
• SPI
• I2C
• CAN (good to have)
• LoRaWAN (SX127x / SX126x)
• MQTT / MQTTS
• BLE provisioning

Job Title

Hardware Engineer

Job Summary

We are seeking a Hardware Engineer to design, develop, and support low-power electronic hardware systems, from concept through production. The role involves schematic design, PCB layout, component selection, and collaboration with firmware and mechanical teams to deliver reliable and manufacturable hardware solutions.

Key Responsibilities

·        Design electronic circuits and develop schematics and PCB layouts

·        Select components based on performance, power, cost, and availability

·        Develop and review battery-operated designs

·        Ensure designs meet electrical, thermal, and reliability requirements

·        Support hardware bring-up, debugging, and validation

·        Prepare BOMs, Gerbers, and manufacturing documentation

·        Work closely with firmware, and testing team

·        Review and improve designs for DFM/DFA and production readiness

Required Qualifications

·        Bachelor’s degree in Electronics Engineering, Electrical Engineering, or related field

·        Strong understanding of analog and digital electronics

·        Experience with PCB design tools (Altium, KiCad, Eagle, or similar)

·        Familiarity with microcontrollers and embedded systems

·        Ability to read datasheets and apply reference designs

·        Basic knowledge of EMI/ESD protection and signal integrity

Preferred Qualifications

·        Experience with low-power or battery-operated hardware

·        Exposure to IoT devices, sensors, or communication modules

·        Experience supporting prototype to production transitions

·        Knowledge of manufacturing and testing processes

·        Ability to document designs clearly and professionally

Experience Level

·        2+ years

Soft Skills

·        Strong problem-solving skills

·        Ability to work independently and in cross-functional teams

·        Good communication and documentation skills

SAP ABAP with Workday integration experience. Skilled in Workday Extend — a low‑/no‑code platform to build custom apps inside Workday Financial Management & HCM.”

JD For Embedded C Engineer requirements :

Mandatory Skillsets are as below :

1. Embedded SW development background

2. Embedded C/C++/

3. Hands-on experience in RTOS Programming.

4. Working knowledge of SDLC and methodologies/tools for requirement management.

5. Experience working in an agile development environment.