Sumit Gupta

Software Engineer

Bengaluru, Karnataka, India16 yrs 2 mos experience

Most Likely To SwitchHighly Stable

Key Highlights

Stackforce AI infers this person is a Backend and Embedded Systems Engineer with expertise in Linux and Android development.

Linux KernelEmbedded SystemsAndroidBackend DevelopmentUnix

DebuggingARMBootloaderCCore JavaRequirements AnalysisRTOSMobile Phone Software

Linux kernel for Tegra System On Chips's(SOC)

16 yrs 2 mos

Total Experience

5 yrs 4 mos

Average Tenure

9 yrs 10 mos

Current Experience

Jun 2016 – Present · 9 yrs 10 mos · Bengaluru, Karnataka, India

Working on Linux Kernel for Tegra SoC's on multiple modules.
> Linux Opensource/Upstream contributions:
Tegra CPU FREQ drivers.
Control Backbone (NOC) error handling drivers.
Memory Interconnect (ICC) support for DRAM frequency scaling.
Autonomous frequency selection support in ACPI CPPC CPUFREQ driver.
ACPI Thermal performance improvements for Tegra Server SoC.
ACPI CPPC driver fixes for CPU FREQ accuracy with ARM AMU counters.
Port and enable SVA (Shared Virtual Addressing) patches on Tegra SoC.
> Other contributions:
Fixed Kernel stability issues during booting, lockups, resets, Jetson devforum topics, CPU IDLE etc.
Fixed issues in RAS, Perfmon for Uncore PMU, ATF/TFA etc.
Fixed issues in downstream drivers coming with RT-Linux patches.
Enable Schedutil governor on Tegra SoC’s.
DGX Spark/Digits kernel stability, problems from devforum, fixes to enable KDUMP.
> Bringup: Worked on Pre and post silicon bringup on simulator, FPGA, Silicon and Platform boards.

Linux KernelDebuggingEmbedded SystemsARM

Jun 2011 – Feb 2016 · 4 yrs 8 mos · Noida Area, India · On-site

Worked on Android and Feature phones based on ARM SOC’s.
New feature implementation and Port existing features in Bootloader and Kernel.
Debug and fix Kernel panics, boot sequence and boot time issues.
Board bringup (BSP) and Memory Map of new models.
Worked on complete development cycle of GSM feature phones on new low cost platform to replace existing high cost Chipset solutions.
Requirement analysis and development of Samsung Production Line Tools used during all stages of Testing GSM Mobile Phone in Factory like SMD, PBA, RF, GSM, Calibration, IMEI Writing etc.

AndroidARMDebuggingBootloaderEmbedded Systems

Sep 2009 – May 2011 · 1 yr 8 mos · Pune/Pimpri-Chinchwad Area · On-site

Worked as Subject Matter Expert in the CSM UNIX (backend) team.
Developed backend services and batch workflows for large-scale customer and billing systems, enabling credit evaluation, subscriber activation, and integration with billing and operations teams.

CUNIXBackend Development