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jsramesh1990/README.md

Sebastian Ramesh

Embedded Software Engineer | Embedded Linux | BSP | Linux Kernel | Device Drivers


About Me

I'm an Embedded Software Engineer passionate about developing low-level software and building reliable embedded systems.

My interests and hands-on engineering work span the complete embedded Linux stack, from bootloader and board bring-up to kernel drivers, BSP integration, middleware, and application development.

I enjoy understanding how hardware and software interact, debugging complex system-level issues, and developing solutions close to the hardware.

Areas of Interest

  • Embedded Linux & Linux Kernel
  • BSP Development & Board Bring-up
  • U-Boot & Bootloader Integration
  • Linux Device Driver Development
  • Device Tree & Kernel Configuration
  • Yocto & Buildroot
  • Android BSP
  • Ethernet & TCP/IP Networking
  • Camera Integration & Multimedia
  • Edge AI & Embedded Systems

Technical Skills

Programming Languages

Embedded Linux & BSP

Linux Kernel & Device Drivers

Linux Kernel Character Drivers Platform Drivers Device Tree

Interrupt Handling DMA Memory Management GPIO

I2C SPI UART USB V4L2

Networking & Ethernet

MAC/PHY MDIO RGMII SGMII VLAN UDP

Socket Programming tcpdump iperf3 Wireshark

Camera & Multimedia

Camera Drivers V4L2 MIPI CSI-2 CamX

GStreamer ISP Integration Camera Sensor Integration

Platforms

Development & Debugging

Git GDB JTAG CMake Make Docker

Valgrind Kernel Debugging System Debugging

Performance Analysis GitHub Actions


Embedded Linux Architecture

My primary engineering interest is understanding and developing the complete embedded software stack.

                  APPLICATION LAYER
                          |
                  MIDDLEWARE / HAL
                          |
              +-----------+-----------+
              |           |           |
            Camera     Networking   Multimedia
              |           |           |
              +-----------+-----------+
                          |
                    BSP / YOCTO
                          |
                    LINUX KERNEL
                          |
             +------------+------------+
             |            |            |
        Device Drivers   DMA      Memory Management
             |
        GPIO / I2C / SPI / UART / USB
                          |
                    DEVICE TREE
                          |
                   U-BOOT / SPL
                          |
                    HARDWARE

Featured Projects

1. Qualcomm RB5 Multi-Camera Platform

Technologies: Qualcomm RB5 | Yocto | Linux Kernel | CamX | V4L2 | MIPI CSI-2 | GStreamer

  • Camera sensor integration and configuration.
  • Linux kernel camera driver integration.
  • MIPI CSI-2 interface configuration.
  • CamX camera pipeline integration.
  • ISP configuration and camera validation.
  • GStreamer-based camera streaming pipelines.
  • End-to-end camera system debugging.

2. Orange Pi AI CCTV

Technologies: Orange Pi | Edge AI | NPU | Python | Computer Vision

  • Real-time vision processing.
  • Hardware-accelerated AI inference.
  • Embedded computer vision applications.

View Project →

3. RK3568 DDR Memory Manager

Technologies: Rockchip RK3568 | C | DDR | Memory Management

  • Low-level memory management exploration.
  • DDR memory concepts.
  • Embedded system memory architecture.

View Project →

4. STM32MP157 Discovery

Technologies: STM32MP1 | Embedded Linux | C

View Project →

5. BeagleBone Black

Technologies: Embedded Linux | Linux Kernel | Device Drivers

View Project →

6. Aquarium Tank Monitoring

Technologies: ESP32 | C++ | IoT | Sensors

View Project →

7. SmartLock Pro

Technologies: ESP32 | C++ | IoT | Embedded Systems

View Project →


GitHub Statistics


Current Technical Focus

Domain Focus Areas
Embedded Linux Kernel, BSP, Boot Flow, Board Bring-up
Device Drivers Character, Platform, Peripheral Drivers
Networking Ethernet, TCP/IP, MAC/PHY, Packet Debugging
Camera Systems V4L2, MIPI CSI-2, CamX, ISP
Edge AI NPU, Inference, Memory Optimization
Systems Programming C/C++, IPC, Multithreading, Synchronization

Learning & Exploration

  • Rust for Embedded and Linux Systems
  • Zephyr RTOS
  • Linux Kernel Internals
  • Automotive Ethernet
  • NPU & Edge AI Optimization
  • Low-Level Memory Management
  • Embedded System Performance Optimization

Professional Interests

Interested in engineering opportunities involving:

  • Embedded Software Engineering
  • Embedded Linux & BSP Development
  • Linux Kernel & Device Drivers
  • Board Bring-up & Hardware Integration
  • Android BSP & Qualcomm Platforms
  • Ethernet & Automotive Networking
  • Camera & Multimedia Systems
  • Edge AI & Embedded Computing

Connect With Me

Building reliable embedded systems — from hardware to software.

Popular repositories Loading

  1. Aquarium_Tank_Monitoring Aquarium_Tank_Monitoring Public

    Aquarium monitor, PlatformIO project, ESP32/Arduino, water parameter sensing, automated control, GitHub repository, complete project structure

    C++ 5

  2. BeagleBone-Black BeagleBone-Black Public

    Custom Linux kernel drivers and the use of standard Linux subsystems.

    Shell 5 1

  3. STM32MP157_Discovery STM32MP157_Discovery Public

    This project has energy-efficient industrial sensor platform using STM32MP157,energy harvesting, low-power operation, Cortex-A7 Linux, Cortex-M4 real-time control, and multiple sensors. It also int…

    C 4

  4. RK3568-DDR-Memory-Manager RK3568-DDR-Memory-Manager Public

    The RK3568 DDR Memory Manager is a comprehensive memory management solution for Rockchip RK3568-based systems. It provides optimized DDR configuration, NPU memory allocation, partition management, …

    C 3 1

  5. Orange_Pi_AI_CCTV Orange_Pi_AI_CCTV Public

    Production-ready AI CCTV system built specifically for the Orange Pi 6 Plus single-board compute

    Python 2

  6. SmartLock-Pro_ESP32-IoT-Door-Lock-System SmartLock-Pro_ESP32-IoT-Door-Lock-System Public

    SmartLock Pro - ESP32 IoT Door Lock System

    C++ 2