Embedded Systems Engineer 3+ year Experience Only

2 days ago

Najafgarh, India Green Fire Off - GFO Full time

Role Overview:

We are looking for 3+ year Experienced Candidate, highly motivated
Embedded Systems Engineer
with strong experience in
embedded programming, touch display UI development
, and
IoT cloud integration
(
AWS preferred
). The candidate will work on
designing, developing, and deploying IoTenabled devices
that capture and send data (
GPS, temperature, audio recordings, sensor streams
) to
AWS servers
in a structured, secure, and scalable format.

Key Responsibilities:

  • Develop and maintain
    firmware for embedded systems (ESP32/STM32/ARM or similar MCUs)
    .
  • Design and implement user interfaces for touchscreen displays (LVGL, TFT, ST7789, or similar libraries/frameworks).
  • Work on data acquisition from
    multiple sensors
    (
    GPS, temperature/humidity, 4G module, microphones, etc
    .) and ensure real-time data processing.
  • Implement secure communication protocols (
    HTTPs, MQTT, WebSockets
    ) for device-to-cloud data transfer.
  • Integrate devices with
    AWS IoT Core / AWS Lambda / AWS S3 / DynamoDB for data ingestion and storage
    .
  • Ensure data formatting and structuring for multiple devices to be easily consumed by backend systems.
  • Collaborate with cloud/backend teams to ensure seamless integration of embedded devices with AWS infrastructure.
  • Debug, optimize, and test embedded systems
    for low power consumption and reliability.
  • Maintain documentation, version control (Git), and testing frameworks
    for embedded projects.

Required Skills & Qualifications:

Strong hands-on experience in
Embedded C/C++ and/or Python for microcontrollers
.

Good understanding of
RTOS (FreeRTOS preferred) and embedded peripherals (UART, SPI, I2C, I2S, ADC, etc
).

Experience with touchscreen
GUI frameworks (LVGL, TFT_eSPI, or similar)
.

Knowledge of
AWS IoT Core, AWS S3, Lambda, DynamoDB, and related cloud services.

Familiarity with
IoT data protocols
– MQTT, HTTPS, CoAP.

Experience in handling
GPS modules
, environmental sensors, and
I2S microphones
.

Knowledge of secure data handling and
OTA firmware
updates.

Strong problem-solving, debugging, and optimization skills.

Preferred Skills (Good to Have):

Experience with
ESP-IDF, PlatformIO, Arduino framework on ESP32/ESP32-S3
.

Knowledge of containerized deployments (
Docker, Kubernetes
) for
AWS backend
integration.

Familiarity with
CI/CD pipelines
for embedded systems.

Understanding of industrial
IoT (IIoT)
standards.

Education:

Bachelor's or
Master's degree in Electronics, Computer Engineering, Embedded Systems, or related field.

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