Sep 2015 – Apr 2025 · 9 yrs 7 mos · Gurgaon, India

• Contributing in development lifecycle of the product as a part of Systems team. Work involves tinkering with varied layers of software like tinkering with guts of Virtualization software, Windows Win32 programming layer and android middleware.

Apr 2013 – Apr 2025 · 12 yrs

• Contributed in defining the software architecture for implementing Trusted Execution Environment (TEE) on x86 mobile platforms running Android OS
• Low level development in the area of Trusted Execution Environment (TEE) using Intel VTx technology.
• Solved multiple complex issues leveraging extensive debugging experience.
• Languages and Tools Used: C, C++, x86 assembly, GIT/gerritt

Feb 2012 – Apr 2013 · 1 yr 2 mos

• Leading the development of Power and Performance (PnP) tool for x86 smartphone platforms.
• Also, contributing in PnP analysis and optimization on atom based system on chip (SOC).

Jul 2010 – Mar 2012 · 1 yr 8 mos

• Worked in the field of dynamic binary translation technology.
• Work highly related to efficiently enabling OS and software on x86 processors.
• Focussed on run-time performance of binary translation system.

Jul 2010 – Mar 2012 · 1 yr 8 mos

• Working on run time solutions (H/w-S/w co-design) for system level binary translator.
• Developed hotspot detection algorithm in a binary translation system .
• Significantly improved performance of the binary translation system using novel ideas.

Sep 2008 – Jun 2010 · 1 yr 9 mos

• Contributing in enhancing a unix based operating systems for a massively parallel x86 architecture (Larrabee).
• Involved in bug-fixing on issues related to scheduler, memory management, device driver and DMA.
• Analyzed performance of critical components like page fault and TLB shootdowns in unix based OS.
• Studied locking subsystem in freebsd to catch things like lock order reversals and other issues.
• Design and developed memory based console solution to interact with the PCI-E device.
• Enhanced the console based solution to track the stability of the whole system.

Aug 2008 – Jul 2010 · 1 yr 11 mos

• Working in *nix OS kernel.
• Larrabee (VCG)

May 2008 – Jun 2008 · 1 mo · Portland, Oregon Area

• Worked on C-interfacing with the boot loader.
• Integrated memory tests in the boot loader.

May 2007 – Aug 2007 · 3 mos · San Francisco Bay Area

• I was an intern in embedded software division of NVIDIA. Work was primarily debugging of low level graphics driver.

May 2007 – Aug 2007 · 3 mos · San Francisco Bay Area

• Debugging tasks, most important being debugging a system memory leak in NVIDIA's linux kernel mode driver (Resource Manager).

Aug 2004 – Jul 2006 · 1 yr 11 mos

• In development team of performance tester for Nokia's 3G UMTS Radio Network Controller (RNC) .
• Performance tester was a simulation tool to test the RNC for load conditions.
• Hardware Elements like UE, (NodeB)BTS, Core Network interfaces were simulated in software.
• Tasks were primarily enhancements in tester to support new radio network features and to analyze and debug the tester.

Aug 2004 – Jul 2006 · 1 yr 11 mos · Gurgaon, India

• Involved in debugging and L3 protocol developments in a performance tester of Nokia's Radio Network Controller for third generation (UMTS) mobile network.
• Rated "Best Performer" during annual appraisal held in Flextronics Software Systems

Jan 2004 – Jan 2006 · 2 yrs

• Software Developer working on UMTS-3G L3 protocols. Specifically, part of the development team which enhanced and maintained a performance tester - a tool to stress test Radio Network controller.

Jan 2004 – Jan 2004 · 0 mo

• Embedded Software Intern & MTS at HCL Tech, Noida - Here, I worked on PnG/MnG image decoding for a product featuring a GUI development kit for embedded platforms.