Study Purly

Company: E-con systems

  • Robotics Engineer

    The interview process at E-con Systems was very engaging. They were particularly interested in my experience with SLAM, LIDAR, and sensor fusion for robotic vision applications. It was a great platform to showcase my skills in robotics system integration.
    Questions asked during the interview:

    1. How do you implement SLAM algorithms for autonomous navigation?
    2. What challenges have you faced in sensor fusion for robotics applications?
    3. Can you explain how LIDAR and radar work together in a robotics system?
    4. What experience do you have with ROS for robotic applications?
    5. How do you handle real-time motion control in embedded robotics systems?

  • IoT Engineer

    E-con Systems provided an excellent interview experience focused on IoT protocols, edge computing, and cloud integration. The interviewers were interested in my experience with MQTT, CoAP, and IoT security best practices.
    Questions asked during the interview:

    1. How do you ensure secure communication in IoT devices?
    2. What are the differences between MQTT and CoAP, and when would you use each?
    3. How do you integrate IoT edge devices with cloud platforms like AWS or Azure?
    4. What techniques do you use for optimizing power consumption in IoT devices?
    5. Can you describe your experience with sensor fusion and data processing in IoT applications?

  • Camera Software Engineer

    The interview process at E-con Systems was focused on image processing and camera driver development. They asked about my experience with CMOS/CCD sensors, MIPI CSI-2 interfaces, and video compression techniques like H.264 and MJPEG. It was a great opportunity to discuss my technical expertise.
    Questions asked during the interview:

    1. What techniques do you use for camera calibration?
    2. How does MIPI CSI-2 work, and what are its advantages?
    3. Can you explain the differences between CMOS and CCD image sensors?
    4. What challenges have you faced while implementing video compression algorithms?
    5. How do you optimize image processing pipelines for real-time applications?

  • Embedded Linux Developer

    My interview at E-con Systems was an insightful experience. They focused on my experience with Embedded Linux, Yocto, and device driver development. The team was knowledgeable and asked relevant questions about Linux kernel debugging and optimization.
    Questions asked during the interview:

    1. How do you configure and build an embedded Linux system using Yocto?
    2. What are the key considerations when writing device drivers for embedded systems?
    3. Can you explain the booting process of an embedded Linux system?
    4. How do you debug kernel panics and crashes using GDB?
    5. What are the challenges of integrating hardware components with Linux systems?

  • Embedded Software Engineer

    The interview process at E-con Systems was highly technical and well-structured. The panel assessed my knowledge of Embedded C, RTOS, and interfacing protocols like I2C and SPI. I appreciated their focus on real-world problem-solving and hardware-software integration.
    Questions asked during the interview:

    1. Can you explain the differences between Freer TÔS and VxWorks?
    2. How do you handle real-time data communication using I2C and SPI?
    3. What debugging techniques do you use with JTAG and GDB?
    4. How do you ensure efficient memory management in embedded systems?
    5. Describe a project where you worked with STM32 microcontrollers.