1. SUNIL CHATRAGADDA, MSCS
San Diego, CA
schatrag@live.com
Mobile: 858-357-3757
16+ years of experience in the Embedded Software Engineering field working on Smartphones,
Tablets/Clamshells.
Highly technical to drive cross-functional issues involving multiple areas to resolution through
partnership, creative ideas, communication, drive to meet critical milestones.
At ARM Inc. and Mentor Graphics for first 5 years, responsible for developing hardware/software ARM7
and ARM9 ISS cycle accurate co-simulation models for architectural feasibility study of ARM-based
embedded systems.
At Qualcomm for 11+ years, lead and managed teams responsible for Platform Board Support area
covering BOOT, KERNEL, DRIVERS, SECURITY, POWER, BUILD and DEBUG.
At LeEco for past one year, responsible for Android BSP in the Driver, Framework and App Stability,
Fingerprint, etc.
Technical Specialties: C/C++ Programming, Data Structures and Algorithms, ARM, Embedded Software
Development, Boot, Kernel, Build, Factory, Power Software, Secure Boot, Debug at boot, kernel,
framework and apps level.
TECHNICAL SUMMARY
Languages: C/C++, Java, Swift, ARM Assembly, Perl, Python
Processors: ARM Architecture (Memory Management, Instruction Set, Hypervisor, TZ)
RTOS Internals: REX, L4, Linux, Mach 3, WINCE, Windows Mobile 6.x/7, Windows, Symbian
Driver Kits: WDK, IOKit
Debuggers: TRACE32 (JTAG based), GCC, Visual Studio for Windows Mobile
Databases: Cassandra
Tools: QPST, QXDM
EMPLOYMENT HISTORY
LeEco, San Diego, CA. 03/2016-Present Title: Engineer, Sr. Principal
In Summary:
 Responsible for Android BSP area for new device bringup, integration, stability, security, power,
thermal areas.
Qualcomm Inc., San Diego, CA. 2010-/2015 Title: Engineer, Principal/Manager
In Summary:

2.  Built teams from ground up; lead and managed worldwide Windows phone 7.x, 8.x and 10
commercialization as team Lead and Manager. Played a key role in every Windows phone device
launched to date
 Built teams from ground up, lead and managed worldwide Windows RT commercialization as Lead
and Manager. Played a key role in commercializing two generations of Windows RT OEM tablets
 Started in Lead role for commercializing biometrics solutions on customer devices
 Started in Lead role for commercializing ARM Server solutions
 Built teams, lead and managed from ground up through resource planning, getting approvals, and
recruit best talent, nurturing, mentoring and guiding to bring the best out of individuals and most
important, retaining them.
 Bring up up new hardware from Boot to Home Screen, Factory support, end-to-end security
enablement, MTBF stability, end-to-end power optimization, and updates.
Qualcomm Inc., San Diego, CA 2004-2009 Title: Engineer, Staff/Manager
In Summary:
 Expert in proprietary OS REX, BSD L4 micro kernel in years 2005-2009 and lead worldwide support
team
 Expert in proprietary Multi Processor Inter Processor Communication (IPC) and Power Management
in years 2006-2009
 Lead for WinCE, Windows Mobile 6.5, Windows Mobile 7 Platform BSP team in years 2007-2009
 Worked on Linux OS Kernel Internals and Drivers in years 2005-2006
 Trained in Symbian OS Kernel Internals and Drivers in years 2009 supporting Nokia use Qualcomm
Chipsets
 Documenting System/Software Architecture
 Presenting and Training to internal and external customers
 For these five years at Qualcomm, I worked in a team that focused on common platform software –
Boot, Kernel, HAL, BSP, DAL, Drivers, Power, Performance, Stability, Wired Peripheral and OS.
ARM Inc., Irvine, CA 2001-2004 Title: Software Design Engineer
Developing ARM7/ARM9 Processor, APB/AHB Bus, Cache, Memory, Interrupt Controller models for
C/C++ based MaxSim cycle-accurate simulator
Mentor Graphics, India 2000-2001 Title: Technical Staff (AMTS)
Developed Hardware/Software Co-Simulation models using ARM7/ARM9 Instruction Set Simulators
(ISS), ModelSim, XRAY (similar to TRACE32) debugger
EDUCATION & QUALIFICATIONS
From: 1998 Indian Institute of Technology (IIT)
To: 2000 Kanpur, India
Degree: Masters in Computer Science and Engineering (CSE)
Computer Science and Engineering department ranked 1st countrywide that year
From: 1994 Andhra University
To: 1998 Visakhapatnam, India
Degree: Bachelors in Computer Science and Engineering (CSE)
First class and Distinction