Functions Developer (Embedded c)

Job Title: Embedded Firmware Engineer (RF Focus)

Location: Gurgaon, Haryana (On -site)

Employment Type: Full-Time

Experience: 3-5 years

We’re hiring an Embedded Firmware Engineer (3–5 yrs) with strong experience in Sub-GHz RF, LoRa/LoRaWAN, and IoT systems. The role focuses on firmware development, RF communication, and secure telemetry.

About Aaizel Tech

Aaizel Tech is a pioneering tech startup at the intersection of cybersecurity, AI, geospatial solutions, and more. We drive innovation by delivering transformative technology solutions across industries. As part of our dynamic team, you'll gain hands-on experience and learn from experts who are dedicated to pushing the boundaries of what's possible.

Responsibilities

• Develop firmware for STM32 (WL/H/L/F series)

• Design & implement Sub-GHz RF (403/433/868/915 MHz) systems

• Work on LoRa PHY/MAC & LoRaWAN stack (OTAA/ABP, uplink/downlink)

• Perform RF testing & debugging (RSSI, SNR, range testing, SDR/spectrum tools)

• Implement secure communication (AES-128/256, CRC/SHA)

• Develop drivers: UART, SPI, I2C, ADC, DMA

• Work with FreeRTOS (tasks, queues, ISRs, low power)

• Build communication stacks: RS485/Modbus, RS232, MQTT, TCP/IP, UDP

• Implement bootloader & OTA updates

• Debug using SWD/JTAG, logic analyzer, DSO

• Optimize for performance, power, and RF reliability

Requirements

• 3–5 years in embedded firmware + RF systems

• Strong in Embedded C, STM32CubeIDE, HAL/LL

• Hands-on with LoRa/LoRaWAN & Sub-GHz communication

• Understanding of RF fundamentals (link budget, interference, antennas)

• Experience in secure communication (AES)

• Good knowledge of FreeRTOS & industrial protocols (RS485/Modbus)

• Strong debugging skills (firmware + RF)

• Basic hardware/RF PCB understanding

Good to Have

• Experience with ChirpStack / TTN

• Knowledge of FSK/GFSK

• RF certification exposure (CE/FCC/ETSI)

How to Apply

• Please submit your resume, portfolio, and a cover letter outlining your relevant experience and how you can contribute to Aaizel Tech’s success.

Senior Embedded Software Engineer – U-boot, Linux Kernel & Device Drivers

Company Name: SAS One Pvt Ltd (www.sasone.in)

Location: Bengaluru, India

Experience: 6+ years

Job Summary:

We are looking for a highly skilled Senior Embedded Software Engineer experienced in Embedded C development, Linux Kernel programming, and Device Driver design. The ideal candidate will contribute to low-level software development for embedded systems, working closely with hardware teams to design, implement, and optimize drivers and kernel modules for next-generation platforms.

Key Responsibilities:

• Design, develop, and debug embedded software in C for SoM(System On Modules).
• Develop and maintain board support packages (BSPs), bootloaders, and low-level firmware.
• Work on real-time performance optimization, memory management, and inter-process communication.
• Develop and maintain Linux kernel modules and device drivers for various peripherals (I2C, SPI, UART, GPIO, USB, PCIe, HDMI, etc.).
• Collaborate with hardware engineers for bring-up, debugging, and validation of new boards.

Required Skills & Experience:

• Bachelor’s or Master’s degree in Electronics, Computer Engineering, or related field.
• 6+ years of hands-on experience in embedded software development.
• Strong proficiency in Embedded C.
• Deep understanding of Linux Kernel internals, device driver architecture, and hardware software interaction.
• Familiarity with ARM architecture, SoC bring-up, and YOCTO environments is a plus.
• Strong debugging and analytical skills, with the ability to work independently in fast-paced environments.

Preferred / Good-to-Have Skills:

• Exposure to Yocto Project, U-Boot, and bootloader customization.
• Experience with embedded Linux distributions or open-source contributions.
• Understanding of hardware schematics and signal analysis (oscilloscope, logic analyzer).

Primary skills:

At least 3+ years of working experience on embedded firmware development

- Experience in multithreaded programming, network programming (wired and wireless protocols), real-time programming, cross-platform and cross-language development

- Hands-on experience on driver development for various sensors

- Working knowledge of communication protocols like UART, I2C, SPI, USB, Ethernet, etc

- Product development experience with range of microcontroller/microprocessor architectures, adoption of bare-metal, RTOS and Linux operating systems on new platforms

-Hands-on experience on software development in Bluetooth domain is added advantage

- Experience with hardware lab equipment such as digital scope, logic analyser and JTAG

- Understanding of embedded development constraints and system performance

- Experience with programming in C/C++ and Embedded C

WheelsEye is India's leading SAAS-based platform in formulating the next tech-enabled logistics revolution. We offer technology that connects truck fleet owners & SMEs and helps them to automate operations, secure fleets, save costs, improve on-time performance, and streamline their business.

We have a young and energetic team of IITs, NITs, IIMs & top B-Schools employees serving PAN India. We go to great lengths to hire the best talent who are deeply aligned with our values.

We at WheelsEye, believe in fostering a sense of intrapreneurship, promoting team bonding, and creating a positive and friendly work culture where you will feel valued and motivated to do the best work.

Role:- Senior Firmware Developer

Requirements

Core skills: 

• Proficiency in programming, specifically Embedded C and C++
• Understanding of Hardware components (Sensors, MCUs, Actuators, Antenna)

Core Experience

• Over 4 years of hands-on experience in Embedded Systems
• Prior experience in building IOT Gateway
• Previous experience in designing FOTA
• Previous experience in the telematics/DMS would be advantageous
• Teamwork

• 32-bit Microcontroller knowledge is essential (ARM Cortex based micro-controllers (STM32).
• Esp32 architecture knowledge is essential.
• Strong experience in C, C++, Free-RTOS
• Strong experience in CUBEMX IDE, MDK Version 5 – Keil, Arduino IDE environment
• Good knowledge in HW and communication protocols like CAN, SPI, UART, I2C, USB 
• Good knowledge in TFT Displays and Sensors is added advantage
• Good knowledge of implementation of motor controls as required, pulse width modulation schemes (PWM).
• Good knowledge of power electronics (TRIACs, MOSFETs, IGBTs, gate drivers) and require protections (Over/under voltage/current).
• Document firmware designs, specifications, test plans, revisions and produce test reports

Developer Software (Embedded)

Location: Udaipur

Qualification: BE in (Electrical/Electronic Engineering)

Technical

· Experience in design and development with structured Software Development Life Cycle for embedded applications

· Proficiency in C language or assembly programming, Microcontroller, Micro Processor.

· Preferably experience in working and understanding the metering domain

· Proficiency in development processes, tools/IDE (KEIL, IAR, Eclipse) & test automation

· Unit testing skill

· Interface RS485, RS232, SPI, I2C, USB, LCD, Keypad, Flash, EEPROM

· Coding Standards and MISRA rules are preferable

· Knowledge of ARM / MIPS / Coldfire / MSP430 / dsPIC / 8051 and other popular processor

· Experience in working on communication products based on GPRS, ZIGBEE, ZWAVE, Ethernet, Power line communication, DLMS, MODBUS

Job Description

· Understand improvement requirements and develop improvement solutions & package, according to technical specifications / high-level solution design

· Responsible to carry out effective and timely unit testing, in order to, deliver first time right solutions

· Development of automation framework/compiler / emulators to speed up business delivery cycle in NPI programs

· Keep track of new trends, continuously learn and self-develop skills by ensuring effective knowledge sharing through group meetings and training. Impart training to new joiners as and when assigned

· Proficiency in developing embedded software design with high reusability using relevant tools and BSM or flow diagram