Customer Service Engineer

Hongtao Du

**** ****** **, *** ****, CA ***** 408-***-**** Email:

*********@*****.***

Qualifications

. Adept at gathering and translating concepts and innovative technologies

into viable IT solutions

. Strong analytical and trouble-shooting skills on systems, performance

evaluation and optimization, distributed architectures

. Cost-conscious, team player, fast learner, excel at collaborating

across departments

. 5-year development, testing, administration, and product support

experiences on network and infrastructure.

Skills

. OS systems: Linux / unix / solaris, windows 2003/2008, mac OSX

. Programming: C, C++, Matlab, VHDL, x86 assembly, VB script, shell

script

. Others: mysql, VMware, active directory, apache, project management,

subversion, confluence, Cisco / Linksys router, switch, firewall, MCSE,

remote support, technical support, customer service

Professional Experience

01/2009 - Present Engineer, SONY Electronics, San Jose, CA

. Design simulation patterns with auto-focus and face detection on G lens

and the carl zeiss vario tessar lens

. Develop firmware and software to control lens movements and image

capture modes on prototype cameras and camcorders (assembly, VBScript,

Excel)

. Analyzed image sequences for auto-focus function based on the depth map

technologies (C++, Matlab)

. Captured image sequences in calibration and scaling patterns for H, HX,

T, W and WX series cameras; set up testing datasets in tripods and

handhold modes

06/2007 - 09/2008 System Engineer, ThoughtWorks, San Francisco, CA

. Developed Central Authentication Service (CAS) system to authenticate

multiple secure websites as a single sign-on, saved more than 80% user

login time and 60% network traffic (XML, script)

. Provided system support for software (Mingle, studios) development,

testing, and production operations

. Managed 40+ project hosts (RHEL, fedora), 5 technical and user forums

(confluence), and 3 customer service systems (Jira, Lotus notes) in

corporation; integrated system monitoring tools (Nagios, Cacti)

. Designed corporate site (www.thoughtworks.com), tech blogs

(blogs.thoughtworks.com), open source (opensource.thoughtworks.com),

project hosts and websites for 2K+ employees across 6 countries (XML,

JSP)

. Participated global and local infrastructure design (ISP, switch,

router, firewall, SAN, backup) and 24x7 support

. Developed customized SHA authentication modules for client Apache

deployments (C, script)

07/2001 - 12/2006 Research Assistant, University of Tennessee,

Knoxville, TN

Project: Firmware/Hardware Approaches to Smart Algorithms (2004-2007,

Office of Naval Research)

. In charge of hardware and firmware developments for image processing

algorithms, assisted in academic proposal applications and successfully

obtained more than 3 million research funding

. Published dynamic process and data partitioning & clustering

algorithms, which balanced computing loads and minimized communications

in parallel/pipeline processing for power constrained wireless sensor

systems

. Proposed parallel and pipeline architectures for complex algorithms;

reduced processing time by five times on real-time signal and image

processing (C, C++)

. Developed signal and image processing FPGA solutions for micro-sensors

that integrated sensing, on-site computing, and communication on a

single platform (VHDL, Xilinx)

Project: Real-World Reasoning Using Mobile Robot Sensor Network (2004,

SARIF Funding)

. Proposed architectures of three generation wireless mobile robots,

specified components with cost-conscious

. Built hands free robot systems from motor control, power distribution

board, image and ultrasonic range sensors integration, to data

processing platform

. Developed a real-time target recognition system that segments objects

from background and detects target by shape and color; designed the

communication interface between robot and remote control (C, C++)

Project: Smart Automated Target Recognition (2002-2004, NCSU, US Army Space

and Missile Defense Command)

. Developed a re-configurable FPGA based real-time target detection

system for multispectral and hyperspectral remote sensing applications

(VHDL, Verilog, Xilinx, ModelSim, Cadence)

. Designed a parallel hyperspectral image processing system that

dynamically collected available computing resources in heterogeneous

networks to get fast processing speed (C, C++)

. Published a nonlinear band selection algorithm for hyperspectral image

processing in which the independent component analysis was introduced

to reduce dimensionality and data redundancy

Project: Programming High Performance Reconfigurable Computers (2001-2002,

Air Force)

. Developed a performance analysis model emphasizing on the communication

limit and processing bottleneck for high-performance image computing in

distributed wireless sensor networks

. Published a Petri net model for real-time collaborative processing in

sensor networks, proposed the rolling rock algorithm that evaluates

weighted nodes to break process deadlocks

. Simulated large scale parallel computing on multi-processor systems and

distributed computing on heterogeneous clusters (MPI, PVM, C)

08/2005 - 08/2006 Teaching Assistant, University of Tennessee,

Knoxville, TN

. Lectured on the course "Introduction to Logic Design of Digital

Systems", led discussion sessions, prepared and evaluated quiz and

exams

. Designed and supervised labs, inspired 100+ undergraduate students to

design and implement creative projects on Xilinx Spartan FPGA boards

04 - 12/2000 System and Application Engineer, Yegang Company,

China

. In charge of CCTV network developments from client consulting, layout

proposal, component specification, and maintenance strategy design;

proposed intelligent industrial building solutions; managed network

center with industrial high speed intranet

09/1997 - 04/2000 Research Assistant, Northeastern University, China

. Published the adaptive structure neural network that gets fast

convergence and global optimization

. Developed a voice recognition system with artificial neural network

(C++, Matlab)

. Developed a high performance control network in the industrial waste

water recycling system for Shanghai Baosteel Group (Siemens Simatic S5

PLC, Step 5)

Education

12/06 Ph.D. Electrical and Computer Engineering, University of

Tennessee, Knoxville

08/03 M.S. Electrical Engineering, Digital Image Processing System,

University of Tennessee, Knoxville

01/00 M.S. Electrical Engineering, Artificial Intelligent Control,

Northeastern University, China

07/97 B.S. Electrical Engineering, PLC System Design, Northeastern

University, China

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