Software Engineer System

Work History:

. Cisco Systems Inc. Feb **** - Present

Software Engineer - Network Software Systems Technology Group

o Designed, developed, and documented infrastructure for managing

platform specific information with underlying OS integration and clear

PI/PD separation

o Developed system configuration infrastructure for synchronizing

information (ie. hostname) using IPC mechanisms

o Improved performance of on-signal stack detection used to ensure

signal safe execution

o Improved performance of application thread wakeup mechanism by moving

the signal-based implementation to a pipe-based approach

o Extensive modifications to software watchdog system allowing greater

configurability and more robust system fault detection

o Enabled and extended existing software stack trace support on the MIPS

platform and added support for tracing shared library calls

o Analyzed memory footprint and platform boot-up time implications and

worked with a team to formulate a plan for performance and memory

usage improvements

o Drafted test plan for GDB upgrade verification

o Responsible for implementation and cross-team/vendor coordination of

software hardening activities (ie. buffer overflow detection, NX-bit,

static analysis)

o Diagnosis and repair of OS/user-level software faults impeding test

and release for two critical business units

. University of British Columbia May 07 - Dec 07

Undergraduate Research Assistant - Distributed Systems Group

o Coordinated with a team of graduate students and faculty members to

design, develop, and release two data transfer modules in C utilizing

the SCTP transport protocol for the Open MPI distributed computing

project

o Conducted analysis and tuning of the modules achieving gains over TCP

of 10-60% on FreeBSD with CMT enabled kernels

o Contributed to paper published in the Journal of Parallel and

Distributed Computing

. Conservation Staff Temp: May 06 - Sept. 06

Engineering Dept - City of Delta, BC

o Developed water usage database application in Python to track

household/business violations

Karol L. Mroz

698 N. Santa Cruz Ave. #22

Los Gatos, CA, 95030, USA

****.*****@*****.*** 408-***-****

Education:

. University of British Columbia

o BSc, Computer Science, Dec 2007

o Focus on operating system development, computer network programming

and computer architecture with a 3.3 GPA in upper division CS

coursework.

. Kwantlen University College

o Faculty of Science, 2001 - 2004

o Coursework in Microbiology and Chemistry

Skills:

. Operating Systems

o Expertise with Linux and FreeBSD, other UNIX/BSD variants, Windows

. Programming Languages

o Expertise: C

o Proficient: BASH, Python

o Past Experience: C++, Java

. Applications/Tools

o Software debuggers, performance profiling tools, UNIX networking

tools, source code management tools, UNIX disassemblers

. General

o Computer operating system architecture and security principles

o Network transport, routing, and switching protocols

o 802.11 wireless and cellular network concepts

o Excellent analytical, diagnostic, debugging, and problem solving

skills

o Outstanding written/verbal communication and interpersonal skills

o Adaptive, motivated, highly dependable

o Extensive team as well as solo work

Passtimes:

. Mountain biking, SCUBA, backpacking, fitness training, literature,

photography

Awards/Certifications:

. NSERC Undergraduate Student Research Award - May 2007

. PADI Diving Certification

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