Embedded Developer at CWD Limited · Mumbai · 4 - 7 years · ₹5L - ₹10L / yr (ESOP available) · Profitable · Posted 4 Jan 2022
- Works towards developing Stable & Efficient Firmwares for Embedded
- Responsible for developing Firmware which are Stable, Efficient and scalable.
- Responsible to create coherent and scalable architecture designs.
- Responsible for understanding and utilizing best BLE / IOT
- Responsible for understanding various RTOS design principles.
- Qualification: B.E. / B.Tech / M.C.A. in Computer Sciences.
- Must Proficient in Embedded C, C++, BLE, Zephyr RTOS, nRF.
- Ready to work from home.
- Should have above 4 years of experience.

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Role Overview
The Embedded Firmware Engineer will be responsible for development, testing, debugging, and maintenance of embedded firmware for EV Charger and IoT-based products using ESP32 platforms. The role involves working closely with hardware, cloud, mobile application, and testing teams to develop reliable and production-ready embedded solutions.
The candidate should have strong hands-on experience in Embedded C programming, ESP-IDF framework, RTOS-based firmware development, peripheral interfacing, communication protocols, and debugging of embedded systems. Knowledge of EV charging systems, charger communication protocols, and industrial embedded product development is highly preferred.
Key Responsibilities
• Develop embedded firmware in C for ESP32-based embedded systems.
• Work extensively on ESP-IDF framework for application development.
• Design modular, reusable, and scalable firmware architecture.
• Develop low-level drivers and middleware for embedded peripherals.
• Implement multitasking applications using FreeRTOS.
• Optimize firmware for performance, memory utilization, stability, and low power operation.
• Perform firmware integration with hardware modules and external systems.
• Develop and debug firmware for UART, SPI, I2C, CAN, GPIO, ADC, PWM, Ethernet, Wi-Fi, BLE, RS485, and Modbus communication.
• Interface embedded systems with energy meters, display modules, RFID modules, relays/contactors, sensors, and communication modules.
Greetings from Skoegle IoT Innovations Pvt Ltd
Job Summary
We are looking for an experienced Embedded Firmware Engineer with expertise in embedded systems, firmware architecture, RTOS, and embedded software development for IoT, wearable, automotive, industrial, and medical-grade products.
Key Responsibilities
• Design, develop, debug, and maintain firmware in C, C++, and Embedded C.
• Develop firmware for ESP32, nRF52832/52840, ATmega328P, and Raspberry Pi platforms.
• Integrate sensors using I2C, SPI, UART, ADC, GPIO, PWM, CAN, and USB.
• Develop RTOS and bare-metal firmware.
• Implement BLE, GSM/4G, GPS/GNSS, LoRa, Wi-Fi, NFC/RFID communication.
• Design bootloaders, OTA updates, and secure firmware upgrades.
• Optimize power consumption, sleep modes, memory allocation, and performance.
• Develop sensor drivers, calibration routines, and medical-grade firmware.
• Program bare ICs and support PCB bring-up, pin selection, and hardware validation.
• Support HTTP/HTTPS GET/POST/PUT APIs and embedded networking.
Required Skills
• Embedded Systems and Embedded Software Development
• C, C++, Embedded C
• RTOS, Bare-Metal Programming
• Operating Systems fundamentals
• I2C, SPI, UART, Digital & Analog Signals
• Sensor Integration
• Arduino IDE, VS Code, SEGGER Embedded Studio, J-Link
• ESP32 Series, nRF52832/52840, ATmega328P, Raspberry Pi
• BLE (UUIDs), GSM (band configuration), GPS, LoRa
• Python, HTML, HTTP/HTTPS
• Bootloader Development, OTA, Power Optimization
• Memory Allocation, Sleep Modes, Sensor Calibration
• Machine Learning on Embedded Systems (preferred)
Embedded Systems / Firmware Engineer
Key Responsibilities
- Develop embedded firmware for IoT and connected devices using C/C++.
- Work on RTOS, bare-metal programming, memory management, device drivers, and communication protocols.
- Develop and integrate drivers/interfaces for cameras, motors, sensors, and vision systems.
- Work with Python and Shell scripting for development and automation.
- Apply basic AI/ML and computer vision concepts to embedded applications.
- Collaborate on electrical and mechanical design, hardware integration, testing, and debugging.
Required Skills
- C, C++, Python, Shell Scripting
- Embedded Systems & Firmware
- IoT, RTOS, Bare Metal
- Memory Management & Device Drivers
- Communication Protocols
- Camera, Motor & Vision Systems
- Basic AI/ML understanding
- Electrical & Mechanical Design understanding
We are looking for Embedded Developer with Leading Global MNC - Faridabad
Description:
- Strong experience with 32-bit microcontrollers such as STM32, NXP, Renesas, TI, Microchip, etc.
- Excellent knowledge of C/C++ programming and exposure to Assembly.
- Strong experience with RTOS such as FreeRTOS, µC/OS, embOS, VxWorks, QNX, etc.
- Hands-on experience in developing HAL, BSP and low-level device drivers.
- Strong understanding of microcontroller peripherals and interfaces** including ADC, DAC, I2C, SPI, UART, CAN/CAN FD, RS485, DMA, Ethernet, SD/eMMC, SDIO, etc.
- Strong experience with Automotive communication protocols such as CAN, CAN FD, LIN, J1939 and UDS.
- Knowledge of AUTOSAR concepts and architecture is an advantage.
- Experience with automotive diagnostics, ECU communication, and vehicle network architecture.
- Hands-on experience using Oscilloscope, Logic Analyzer, Function Generator, Multimeter and other debugging equipment.
- Experience in board bring-up, hardware-software integration and debugging of embedded boards.
- Ability to debug power, clock, reset, communication interfaces, and peripheral-related hardware issues at board level.
- Good understanding of schematics, PCB layouts and electronic circuits around microcontrollers and ARM-based systems.
- Ability to work closely with hardware engineers for design reviews, component selection, hardware validation, and issue resolution.
- Experience with prototype board testing, hardware validation, and root-cause analysis of HW/SW issues.
- Experience in reverse engineering and debugging of embedded systems.
- Strong understanding of embedded system architecture and system-level design.
- Experience with Embedded Linux and/or RTOS-based systems is an advantage.
- Knowledge of networking concepts including OSI layers, TCP/IP stacks and common IP protocols is a plus.
- Knowledge of NMEA/NMEA 2000 standards is a plus.
- Exposure to ASPICE, ISO 26262, MISRA-C and automotive cybersecurity is an advantage.
- Experience with automotive development and debugging tools such as Vector CANoe/CANalyzer is a plus.
Roles & Responsibilities:
The right person for this position should have 7+ years of experience in Embedded Systems, preferably with strong exposure to Automotive Embedded Systems.
The candidate should be passionate, technology-driven, and have a strong interest in embedded devices, automotive electronics, IoT, and connected vehicle technologies.
The candidate should be capable of understanding system and product requirements, translating them into technical tasks and solutions, and working as a senior technical individual contributor while collaborating effectively with cross-functional teams.
About the Internship
SkillSecure X is looking for enthusiastic Embedded Systems & IoT Design Interns who are eager to gain practical experience in embedded programming, microcontrollers, sensors, and Internet of Things (IoT) applications. This internship offers hands-on learning through guided projects and industry-focused tasks.
Responsibilities
- Develop basic embedded and IoT applications.
- Work with microcontrollers such as Arduino or ESP32.
- Interface sensors, actuators, and communication modules.
- Write and debug embedded C/C++ programs.
- Assist in IoT-based project development.
- Document project progress and technical findings.
- Complete weekly assignments and practical tasks.
Required Skills
- Basic knowledge of Embedded Systems or Electronics.
- Familiarity with C/C++ programming.
- Understanding of microcontrollers and sensors.
- Interest in IoT technologies and hardware development.
- Good analytical and problem-solving skills.
Eligibility
- Undergraduate or postgraduate students.
- Recent graduates.
- Students pursuing Electronics, Electrical, Embedded Systems, IoT, Computer Science, Mechatronics, or related fields.
Benefits
- Hands-on industry-oriented projects.
- Mentor guidance throughout the internship.
- Internship Completion Certificate.
- Letter of Recommendation (based on performance).
- Opportunity to build a professional portfolio.
- Flexible remote internship.










