Embedded C Developer - Driving functions Development ADAS/AD

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.

Responsibilities:

·        Collaborate with cross-functional teams, including hardware engineers, system architects, and product managers, to define software requirements and specifications for embedded systems.

·        Design and develop efficient, reliable, and scalable embedded software solutions that meet the defined requirements.

·        Write, test, and debug code in programming languages commonly used for embedded systems, such as C, C++, and assembly language.

·        Interface with hardware components, such as sensors, actuators, microcontrollers, and communication interfaces (UART, SPI, I2C,CAN etc.).

·        Develop and implement device drivers, firmware, and low-level software to control hardware peripherals.

·        Participate in code reviews to ensure code quality, maintainability, and adherence to coding standards.

·        Perform unit testing, integration testing, and system testing of the embedded software.

·        Analyse and optimize system performance, memory usage, and power consumption.

·        Collaborate with the quality assurance team to identify and resolve software defects.

·        Stay up-to-date with industry trends, tools, and technologies related to embedded systems and software development.

·        Document software design, code, and test procedures for internal and external use.

·        Provide technical support to other teams during product integration, testing, and deployment.

Qualifications:

·        Bachelor's or Master's degree in Computer Engineering, Electrical Engineering, or a related field.

·        Proven experience in embedded software development, including designing, coding, testing, and debugging.

·        Proficiency in programming languages such as C and C++.

·        Familiarity with Embedded C, 32-bit microcontroller,16-bit microcontroller hardware interfaces.

·        Knowledge of real-time operating systems (RTOS) and multi-threaded programming.

·        Strong problem-solving skills and ability to troubleshoot complex hardware-software interactions.

·        Excellent communication skills and the ability to work effectively in a team.

·        Familiarity with communication protocols (UART, SPI, I2C, CAN, Ethernet) is desirable.

·        Knowledge of security considerations in embedded systems is an advantage.

Location: Chennai

Role: Functions Developer (Embedded c - Algorithm / Driving Functions Development)

Location: Hyderabad

Duration:Fulltime
Job Description:

• Design and development of automotive feature/function software/components (ACC, AEB, TSR, LKA etc.) for ADAS/AD systems
• Coordination and regular interaction with different stakeholders and teams like testing, requirements, leads etc.
• Participate in SW requirement generation, SW architecture, detailed design etc.

Requirement:

• 3-7 years of experience in development of Algorithm & Functions for advance driver assist systems (ADAS), Autonomous driving (AD)
• Development experience with safety critical systems
• Experienced in development using MATLAB Simulink, TargetLink, Stateflow
• Experience in modelling and validation of control systems
• Knowledge of SIL, Performance Test, Functional testing
• Embedded software development using C, C++
• Issue management and version control
• Knowledge of ASPICE processes, Static analysis, MISRA checks etc.
• Strong written and verbal communication skills
• Proactive approach for problem solving

Good to have:

• Knowledge of ADAS/AD functions (ACC, TSR, AEB, LCA etc), Data Analysis
• Experienced in managing and authoring of function specification requirements
• Familiarity with AUTOSAR RTE

Nice to have:

• AUTOSAR, Functional Safety (ISO26262) exposure
• Scripting Knowledge - Python, MATLAB
• Working knowledge of automotive protocols like CAN, Ethernet etc.

• Design and development of automotive feature/function software/components (ACC, AEB, TSR, LKA etc.) for ADAS/AD systems
• Coordination and regular interaction with different stakeholders and teams like testing, requirements, leads etc.
• Participate in SW requirement generation, SW architecture, detailed design etc

ORGANIZATION

Launched in 2014, Oxit has continually focused on true innovation in IoT services through the creation
of solutions and products for an adaptive global business marketplace. Our diverse list of clienteles,
ranging across a multitude of industries, has grown to recognize and trust Oxit in partnering in all
aspects of Smart Technology capabilities from designing to prototyping, development and carefully
launching their ideas

ROLE

Proficient in connected objects, an IoT embedded engineer develops innovative solutions that help
users to receive, control and manage information.
Conceptualizing, designing, developing, & managing IoT end devices, middleware, interfaces, and
connectivity

RESPONSIBILITIES

PRIMARY RESPONSIBILITIES
● Analyze, discuss and understand user/business requirements
● Translate business requirements to optimizer solutions, system & firmware specifications
● Design & Implement firmware/software as per specifications and conduct unit tests
● Managing & building end devices and middleware (Gateway development)
● Connectivity solutions, protocol implementation, stack development (ex: Lora)
● Perform integration, acceptance tests, troubleshooting, and debugging
● Work in collaboration with other team members, leadership, and other departments towards
solution implementation and delivery
● Adhere to organization/project process standards and guidelines
● Handling internal (team, departments, and leadership) and external (customers & partners)
interactions
● Collaborate with and support Hardware team towards HW design & development
● Collaborate with and support Software team towards backend development, API definition &
interfacing, Mobile, Cloud, & Web application definition

SECONDARY RESPONSIBILITIES
● Researching, creating, and testing IoT solutions
● Designing platform solutions that are cloud-compatible and work with IoT applications
● Providing solutions to issues related to the connection of networks and platforms
● Contribute to improving quality, accelerating development and deployment - process improvement
and tools improvement
● Showcase ability to play different Agile roles and manage small teams
● Supporting management with client interactions and at times leading it

SKILLS

PRIMARY SKILLS
● Hands-on programming experience in C/C++/Python in Embedded/IoT environment
● Good working knowledge of Linux internals & application development
● Good working experience of RTOS & bare metal programming
● Hands-on experience in device driver development
● Hands-on experience with protocol implementation (wired & wireless)
● Experience in executing projects in an Agile/Waterfall model
● Exposure to Gateways, web/cloud computing technologies, APIs, sockets, & related tools
● Exposure to JavaScript, Node.js, and typescript is an added advantage
● Proficient in C, C++, and Python programming, Java script added advantage
● Good understanding of Linux internals, Linux System programming, and application development
on Linux
● Hands-on experience with Container technologies (LXD, Docker and/or Kubernetes)
● Working knowledge and experience implementing FUOTA, Device management
● Working knowledge of Security - Encryption, Decryption, Flash management
● Working knowledge of Web architecture, Interfacing (APIs, MQTT, etc.)
● Hands on experience with Yocto, Ubuntu Core
● Experience with R Pi or similar platforms
● Working Knowledge and experience with LoRaWan on both Gateway and Devices

● Prior experience working on IoT Gateways

SECONDARY SKILLS
● Firm understanding of IoT architecture and principles
● Knowledge of device and data security
● AWS or related cloud architecture, tools & setup, API development
● LoRa stack experience, Network gateway functionality, networking: TCP/IP, DNS, DHCP, HTTP
● ESP32 architecture, Free-RTOS experience
● Work and collaborate well with others
● Strong communication skills
● Strong analytical and problem-solving skills

WORK ENVIRONMENT
● Minimum 3 years of prior experience
with embedded, firmware, & IoT
● Available full time (40 hours a week)
● Remote working infrastructures
● Flexible remote work (work from
anywhere)
● Certain overlap with EST business hours
● Full time (Mon-Fri, 8 hrs/day)
● Agile way of working & mindset
● Team work, frequent interaction &
collaboration with team & leadership
● Collaborations & meetings through
video conferencing
● Friendly & collaborative environment

• Bachelors in Electronics & Communication or equivalent
• 6-10 yrs experience in embedded software development
• Hands-on embedded C skills (mandatory)
• Experience with any microcontrollers MCU (mandatory) – Renesas/ Infineon/ Cypress/ ST-Micro /TI / Microchip
• Experience with any of peripherals & communication protocols usage in application development (mandatory) – UART, I2C, SPI, I2S, CAN, USB, ADC, DAC, EEPROM, Flash memory
• Experience with any RTOS – FreeRTOS, Azure RTOS, ThreadX
• Experience with any networking &  connectivity modules (preferred & added advantage) – Ethernet, WiFi, BLE, MQTT, COAP
• Exposure to any IoT frameworks (desirable not mandatory) – IoTivity, AWS IoT, Azure IoT
• Experience with any device driver development, driver optimisation (desirable not mandatory)
• Good ability to read data sheets & technical manuals

Job Description:

WLAN Linux Device Driver development (802.11ax preferred)

• WLAN Debugging
• WLAN Firmware development (802.11ac, 802.11n)
• Networking/Wireless Domain knowledge
• Hostapd, Supplicant
• Cross compiling/porting experience
• Performance optimization & Firmware enhancements

Must have Skills:

• 1-10 years of experience in Embedded Software Design, Implementation and testing
• Good knowledge of C or C++
• Basic knowledge in Scripting (Shell, Perl or Python)
• Proficiency in Problem Solving and Debugging skills
• Excellent team working skills
• Experience with version control e.g. GIT
• Basic experience of working in Linux OS
• Network Drivers
• WLAN Protocol Knowledge – 11n, 11ac
• WLAN Linux Device Drivers
• Hostpad, Supplicant
• WLAN Debugging
• Fluent in English

Desired Candidate Details:

• Design, development, and maintenance
• WLAN Stack development and debugging
• Feature Enhancements, Applications, Tools for SDKs
• Basic module level unit testing, System testing
• Providing support to technical documentation team and field application engineers
• Close collaboration with the Chipset Vendor on the Software Development
• Participations in the Product design and Software Design Documentation – High level / Module level / Low level design
• Troubleshooting software and architectural issues

We are looking for a seasoned Wireless LAN Software Engineer to join our Wireless & Networking team in Chennai, Pollachi, Kochi (Cochin), Gurugram, Manesar, Bengaluru (Bangalore). The candidate must be an experienced Engineer and a good team player, who will work on Wireless software solutions which will enable us to develop the products for our customers quickly with industry leading quality. Working with Embedded Software in agile development projects, you will be responsible for creating and maintaining software of Wireless Access Point and Router Products including Module design, Development, JIRA Updates and Unit testing of the Software that is meeting industry standards, creating demos of the solution and customer support.

• Looking engineers with 3 - 4 years of experienced embedded software and embedded Linux developers
• Design and implement Embedded Linux based applications
• Design and implement embedded software for telematics and IoT products
• Code review and optimization
• Develop board support packages for new hardware designs
• Provide customization and field support
• Closely work with the hardware development team

Requirements:

• BE/BTech in ECE, EEE or CS
• 3 - 4  years of experience in embedded software and embedded Linux development
• Good working experience in Linux applications and drive development
• Good C programming skills
• Good knowledge of OS programming
• Familiarity with configuration management tools
• Good communication skills