Software Development Engineer, Alexa Connectivity Devices

Teknik, data och digitalt · Mjukvaru- och webbutveckling · Mjukvaruutveckling · Inbyggda system

I korthet

As an OS / Kernel Engineer for Alexa Connectivity Devices in Bangalore, you will be responsible for the foundational operating system layer, including the Linux kernel, device drivers, RTOS, and bootloaders, on resource-constrained hardware. You will optimize for performance and power efficiency, collaborate with SoC vendors, and own the kernel upgrade strategy.

Ansvarsområden

Develop and maintain Linux kernel configurations, device drivers, and board support packages (BSPs)
Optimize boot time, memory footprint, and power consumption at the OS level
Implement and maintain bootloader chains (U-Boot, custom) with secure boot support
Port and adapt RTOS components (FreeRTOS, Zephyr) for companion microcontrollers
Debug kernel panics, race conditions, memory leaks, and other low-level system issues
Collaborate with SoC vendors on kernel patches, errata workarounds, and BSP updates
Own kernel upgrade strategy and long-term support (LTS) branch management

Krav

7+ years of non-internship professional software development experience
5+ years of programming with at least one software programming language experience
5+ years of leading design or architecture (design patterns, reliability and scaling) of new and existing systems experience
Bachelor's degree in Computer Science, Computer Engineering, Electrical Engineering, or equivalent work experience
7+ years of experience in Linux kernel development or systems programming
Proficiency in C/C++; working knowledge of ARM or RISC-V assembly
Experience writing or maintaining Linux device drivers (character, block, network, platform)
Deep understanding of memory management (MMU, DMA, cache coherency), scheduler internals, and power management frameworks
Hands-on experience with bootloaders (U-Boot, GRUB, or custom)

Önskade kvalifikationer

5+ years of full software development life cycle, including coding standards, code reviews, source control management, build processes, testing, and operations experience
Bachelor's degree in computer science or equivalent
Linux kernel upstream contributions (accepted patches)
Experience with real-time patches (PREEMPT_RT) or Xenomai
Familiarity with ARM TrustZone, OP-TEE, or secure world partitioning
Familiarity with kernel debugging tools: ftrace, perf, kgdb, crash utility
Background in RTOS development (FreeRTOS, Zephyr, ThreadX)

Förmåner

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Färdigheter

Linux kernelDevice driversRTOSBootloadersLinuxC/C++ARMRISC-VU-BootFreeRTOSZephyrARM TrustZoneOP-TEEThreadXftraceperfkgdbcrash utility

#Software Development#Embedded Systems#Linux Kernel#Device Drivers#RTOS#Bootloaders#Connectivity Devices#Bengaluru#Karnataka#India

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