IoT Embedded Software Developer

Job Summary

We are seeking a highly skilled and motivated Linux Device Driver Engineer with strong C/C++ programming skills and hands-on experience in Linux driver development. The ideal candidate will have a proven track record of working with kernel modules and hardware interfaces, and be comfortable debugging and optimizing low-level system software.

Key Responsibilities

• Porting existing Linux device drivers to new platforms, SoCs, and kernel versions.
• New driver development for custom hardware components and peripherals.
• Debugging kernel and driver-level issues using industry-standard tools.
• Integration & bring-up of hardware with Linux-based systems.
• Collaborate with hardware teams to interpret specifications and enable device functionality.
• Optimize drivers for performance, reliability, and resource efficiency.
• Write clear technical documentation for driver APIs, design, and integration steps.

Required Skills & Qualifications

• Bachelor’s/Master’s in Computer Science, Electronics, or related field.
• 4 to 8 years of professional experience in software development.
• Strong proficiency in C/C++ programming and memory management.
• Hands-on experience with any Linux device driver (character, block, network, USB, PCIe, I2C, SPI, etc.).
• Good understanding of Linux kernel architecture, module programming, and build systems.
• Knowledge of interrupt handling, DMA, and device tree configuration.
• Familiarity with cross-compilation and embedded Linux toolchains.
• Experience with debugging tools (GDB, ftrace, perf, printk, etc.).
• Version control experience (Git).

Preferred Skills

• Exposure to multiple driver types (networking, storage, multimedia, etc.).
• Experience with Yocto, Buildroot, or similar embedded Linux environments.
• Knowledge of real-time Linux and RT patches.
• Scripting knowledge (Python, Bash) for testing and automation.

Soft Skills

• Strong analytical and debugging skills.
• Good communication and collaboration abilities.
• Ability to work independently and take ownership of deliverables.

C, C++ , Linux , Device Driver , Linux Internals ,

Processor knowledge like Arm , Intel , Protocol SPI , I2C . Networking experience,

L2 protocols knowledge, knowledge on Python/Perl ,

Broadcom DNX/XGS device experience is desirable,

Interested to learn New things,

C,C++, LINUX INTERNAL OR IPC, LINUX OS CONCEPTS, DEVICE DRIVERS,

PROCESSOR KNOWLEDGE

SCRIPTING KNOWLEDGE EIHER PYTHON OR PERL

Job Description

Are you passionate about making a difference in people's lives through groundbreaking products and services ? Look no further! Protectol Health is a pioneering pharma-tech company with a holistic approach that spans conventional pharmaceuticals, nutraceuticals, nutrients, and business safety. Our dedication to the value of "Life matters" is not just a slogan – it's ingrained in every facet of our work culture and offerings.

With dedicated divisions in Pharma, Technology, Nutraceuticals, Nutriments, and Business Safety, we drive impactful research and development activities that redefine industries and touch lives. Our operational footprint extends across the GCC countries and India, allowing us to reach and transform communities on a grand scale.

If you're enthusiastic about creating a positive impact and wish to be a part of an organization that values and prioritizes lives, Protectol Health welcomes you. Join us in our mission to shape a healthier present and future. Your expertise and passion will find a meaningful home here.

Roles and Responsibilities

As an Embedded Firmware Engineer, you will be responsible for:

● Leading the firmware development for our product line of safety and medical devices.

● Designing, developing, testing, and maintaining embedded firmware.

● Collaborating with cross-functional teams to define software requirements, specifications, and architectures based on product requirements and industry standards.

● Implementing firmware solutions that comply with ATEX certification, IEC 61508, and Functional Safety (SIL standards) for devices used in hazardous locations.

● Conducting thorough testing and validation of firmware to ensure reliability, accuracy, and compliance with safety standards.

● Optimizing firmware for power efficiency and performance to meet the life of portable and battery-powered devices.

● Implement firmware algorithms for sensor calibration, data processing, and user interface interactions.

● Assisting in hardware-software integration, debugging, and troubleshooting to ensure seamless functionality of the devices.

● Collaborating with Quality Assurance and Product Validation teams to ensure the highest quality of firmware deliverables.

● Participating in code reviews and providing constructive feedback to improve code quality and maintainability.

● Keeping abreast of emerging technologies, industry trends, and advancements in embedded systems for continuous improvement and innovation.

Skills and Qualifications:

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

● 3+ years of experience in embedded firmware development for portable and wireless gas detectors and docking stations.

● Proficiency in C/C++ programming languages for embedded systems.

● Hands-on experience with a complete product development cycle is an add-on.

● Experience with STM32/STM8/ MSP430 or any other low-power microcontrollers for the development of low-powered devices.

● Experience in reading and optimizing analog data in various types of ADCs.

● Understanding of ATEX certification requirements and compliance.

● Understanding and practical experience with Functional Safety standards (SIL2/3 standards) in the development of safety-critical systems is an add-on.

● Experience with coding standards. (eg: Misra-C) Familiarity with System architectures and communication protocols like I2C, UART, SPI, etc. Knowledge of sleep modes and low-power optimization techniques for battery-operated devices.

● Experience in developing and using custom segment LCDs (TN, STN, etc.) used in battery-powered ultra-low power devices.

● Experience with software development tools, version control systems, and bug-tracking systems. Strong analytical and problem-solving skills with attention to detail.

● Excellent communication and teamwork skills.

● Advantages for individuals who thrive in a startup setting.

Work Culture

At Protectol Health, we prioritize our diverse and talented team. We offer flexible work arrangements and resources for well-being to support our employees' personal and professional growth. By putting people first, we attract and retain top talent and drive innovation toward our mission of improving health and well-being

Talented C++ Developer who has experience in design, development, debugging of multi-threaded large scale application with good understanding in data structures on Linux packaging, functional testing and deployment automation very good with problem solving.

Key responsibilities :

1. Understand fundamental design principles and best practices for developing backend servers and web applications
2. Gather requirements, scope functionality, estimate and translate those requirements into solutions
3. Implement and integrate software features as per requirements
4. Deliver across the entire app life cycle
5. Work in a product creation project and/or technology project with implementation or integration responsibilities
6. Improve an existing code base, if required, and ability to read source code to understand data flow and origin
7. Design effective data storage for the task at hand and know how to optimize query performance along the way
8. Follow an agile methodology of development and delivery
9. Strictly adhere to coding standards and internal practices; must be able to conduct review code
10. Mentor and possibly lead junior developers
11. Contribute towards innovation
12. Performance optimization of apps
13. Explain technologies and solutions to technical and non-technical stakeholders
14. Diagnose bugs and other issues in products
15. Continuously discover, evaluate, and implement new technologies to maximize development efficiency

Must have / Good to have:

1. 5-7years' experience with C++ development and relevant 3+yrs in modern version 11/14/17 would be a plus. 
2. Design and implementation of high-availability, and performance applications on Linux environment
3. Advanced knowledge of C/C++, Object Oriented Design, STL
4. Good with multithreading and data structures
5. Develop back-end components to improve responsiveness and overall performance
6. Familiarity with database design, integration with applications and python packaging.
7. Familiarity with front-end technologies (like JavaScript and HTML5), REST API, security considerations
8. Familiarity with functional testing and deployment automation frameworks
9. Experience in development for 3-4 production ready application using C++ as programming language
10. Experience in writing unit test cases including positive and negative test cases
11. Experience of CI/CD pipeline code deployment (Git, SVN, Jenkins or Teamcity)
12. Experience with Agile and DevOps methodology
13. Very good problem-solving skills
14. Experience with Web technologies is a plus. 

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Key Responsibilities:

1.    Development, integration and testing of embedded software in the Embedded Linux RTOS

2.    Integrate Application based on Adaptive AUTOSAR Platform

3.    Contribute for Architecture, Detailed design, programming in C++ (11/14/17)

4.    Perform Unit, Integration Tests of developed Application

5.    Detail oriented systematic problem-solving approach in the embedded software.

6.    Debug embedded software on hardware platforms for issue identification and resolution

Minimum qualification criteria:

1.    Bachelor's degree in Electronics, Computer Science, Electrical Engineering, or related field

2.    2+ years of experience in software development in C or C++

3.    2+ years of experience in designing and implementing embedded systems for high performance, high reliability real-time embedded computing platforms

• 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

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.