Display Developer

Job Description :We are seeking an experienced Display Developer with strong expertise in Embedded Linux, C/C++, Linux Kernel Device Drivers, and Display Subsystems to design, develop, and optimize display solutions for next-generation embedded platforms. The ideal candidate will have hands-on experience in Linux display driver development, multimedia frameworks, DRM/KMS architecture, and embedded graphics pipelines. The role requires deep technical expertise in developing and debugging low-level display software while collaborating with hardware, BSP, multimedia, and application teams to deliver high-performance display solutions.Key Responsibilities :- Design, develop, and maintain embedded display software for Linux-based platforms.- Develop, customize, and optimize Linux kernel device drivers for display subsystems.- Work extensively on display stack components including DRM (Direct Rendering Manager), KMS (Kernel Mode Setting), and Weston compositor.- Develop and debug display drivers for embedded hardware platforms.- Integrate display hardware with Linux kernel and embedded operating systems.- Implement and optimize display rendering pipelines for improved graphics performance.- Collaborate with hardware, BSP, multimedia, and application teams for board bring-up and display enablement.- Perform debugging and root cause analysis for display-related issues using kernel logs, tracing tools, and debugging utilities.- Optimize display performance, memory utilization, boot time, and power consumption.- Support multimedia frameworks and graphics pipeline integration.- Develop low-level software modules for display controller interfaces.- Work on framebuffer management and display synchronization mechanisms.- Analyze kernel crashes, display artifacts, synchronization issues, and driver failures.- Participate in software architecture discussions and technical design reviews.- Perform code reviews and ensure adherence to coding standards and software development best practices.- Create technical documentation for display architecture, driver implementation, and debugging procedures.- Support system integration, validation, and customer issue resolution.- Stay updated with advancements in Linux graphics stack, embedded display technologies, and kernel development.Required Technical Skills :1. Programming Languages :- Strong hands-on experience in C.- Strong proficiency in C++.- Good understanding of low-level programming concepts.- Memory management and pointer handling.- Multithreading and synchronization techniques.2. Embedded Systems :- Strong experience in Embedded Linux development.- Embedded software architecture.- BSP (Board Support Package) understanding.- Real-time software development.- System-level programming.- Boot sequence and Linux initialization.3. Linux Kernel Development :- Linux Kernel programming.- Linux Device Driver Development.- Character and platform device drivers.- Kernel module development.- Interrupt handling.- DMA concepts.- Memory mapping.- Kernel debugging.4. Display Software Development :- Display driver development.- Linux display subsystem.- DRM (Direct Rendering Manager).- KMS (Kernel Mode Setting).- Weston Compositor (Mandatory).- Framebuffer architecture.- Display pipeline.- Display controller programming.- Graphics rendering pipeline.- Display synchronization.5. Multimedia & Graphics :- Multimedia framework integration.- Video rendering pipeline.- Graphics stack understanding.- Display composition.- Display buffer management.- Graphics acceleration concepts.6. Debugging Skills :- Kernel debugging.- Driver debugging.- Crash analysis.- Performance tuning.- Memory leak analysis.- System log analysis.- Root cause analysis.Good to Have Skills :- Knowledge of MIPI DSI.- Experience with DisplayPort (DP).- HDMI interface knowledge.- LVDS display interfaces.- eDP (Embedded DisplayPort).- Display timing configuration.- Display panel integration.- GPU driver interaction.- OpenGL/EGL basics.- GStreamer multimedia framework.- Yocto Linux.- Buildroot.- ARM-based embedded platforms.- U-Boot.- Device Tree configuration.- Android Display Framework knowledge.- Wayland ecosystem understanding.Qualifications :- Bachelor's or Master's degree in Computer Science, Electronics & Communication, Electrical Engineering, Embedded Systems, or a related field.- 8+ years of experience in Embedded Linux software development.- Strong experience in Linux kernel and device driver development.- Hands-on expertise in display subsystem development.- Experience working with multimedia and graphics frameworks.- Strong debugging and analytical skills.- Excellent problem-solving and communication abilities. (ref:hirist.tech)