# Siau-Way Liew > Software, Systems and Electrical Engineering, Digital Signals Processing, MBA Location: San Francisco Bay Area, United States Profile: https://flows.cv/siauway Experienced in complex scientific software development for R&D and commercial applications. Software prototyping and full development life cycle in FDA regulated environment, information/image processing algorithms, statistical data analysis, DICOM and PACS, quantitative finance. Matlab, Python, R, C++, C#/VB.Net, Qt, Java, ISO 13485, Obj-C, Swift, UML/SysML. ## Work Experience ### Staff Software Engineer @ Veracyte, Inc. Jan 2021 – Present | South San Francisco, California, United States Developing IVD assay software for cancer prognosis. ### Staff Software Engineer @ OnPoint Surgical, Inc. Jan 2019 – Jan 2021 3D geometry transformations, WPF, calibration, Unity 3D. ### Sr. Software Systems Engineer @ Grifols Jan 2017 – Jan 2019 | Grifols Diagnostic Solutions, Emeryville, CA Developed user interface prototypes for requirement gathering. Built instrument communications simulator featuring TCP socket and REST API for use in lab automation software development efforts. Authored several departmental Standard Operating Procedures and Work Instructions documents. ### Sr. Software Engineer @ ConforMIS Inc Jan 2010 – Jan 2017 Developed a CT image segmentation and visualization tool for patient-specific knee implant surgical planning. Results are formatted into printed reports for use in the operating room. Other tasks include soliciting user requirements, authoring and maintaining quality systems documentation through the entire development life cycle, and conducting user training. Developed using Visual Basic and SolidWorks API, Matlab. ### Sr. Computer Scientist @ ImaTx Inc, subsidiary of ConforMIS Inc. Jan 2001 – Jan 2009 Developed and tested, software modules for ImaTx OsDx bone densitometer, for assessment of osteoporosis from radiographic images, resulting in FDA clearance of the device. Software features developed include automated calibration, regions of interest placement, density measurements, bone feature extraction for use in a disease detection and risk assessment model. Also involved in the design of calibration apparatus, accessories, and protocol for radiographic imaging. Managed and executed data analysis contracts: Radiograph digitization, image processing, data compilation, and statistical analyses. Designed GUI with special emphasis on visual clarity and simplicity. Developed user's and training manuals. Applied data modeling methods for prediction and estimation. Experienced in documentation satisfying the ISO13485 design control and document control requirements. Includes: Product Specification, Software Requirements, UML class diagrams, Validation and Verification Protocols, Hazard Analysis, Failure Mode and Effects Analysis. Familiar with FDA guidelines for medical devices requirements, and specifically for bone densitometer and sonometer for 510(k) and Pre-market Approval, i.e., class level analysis, clinical trial criterion, statistical methods, verification & validation requirements. ### Algorithm Consultant @ Resolution Sciences Corporation Jan 2001 – Jan 2001 Provided algorithm maintenance and R&D support. ### Software Engineer @ Resolution Sciences Corporation Jan 2000 – Jan 2001 | Corte Madera, CA Implemented a refraction reduction algorithm into image acquisition process of a digital histology system. Developed a set of image morphology and edge extraction tools for 3D visualization software. Incorporated and optimized a skeletonization method for micro-structural analysis. Initial algorithm designs were implemented in Matlab, and optimized in C++ in production system. ### Software Engineer at Bio-Rad Laboratories @ TMP Worldwide consulting Jan 2001 – Jan 2001 | Life Sciences Group, Hercules, CA Implemented a non-linear noise reduction algorithm for 2D gel electrophoresis analysis software. Involved in software debugging and updating. Prototyping was done is Matlab and implemented in C++. ### Senior Programmer Analyst at NASA Goddard Space Flight Center @ QSS Group Inc Jan 2000 – Jan 2000 | Greenbelt, MD Developed data extraction and analysis algorithms for Landsat-7 satellite imaging sensor performance evaluation. Designed and implemented an algorithm to reconstruct and quantify solar photosphere images acquired for sensor calibration. Development was done in Matlab, IDL and C. ### Graduate Research Assistant/ System Administrator @ South Dakota State University Jan 1998 – Jan 2000 State University. Studied temporal variation of sensor calibration data for Landsat-4/5 imaging satellite. Used a thin-film optical interference model to characterize material build-up rate, and to correct for short-term variability over sensor lifetime. Data processing and image assessment using C, Matlab, IDL; maintained a DEC Unix network. ### Undergraduate Research Assistant @ South Dakota State University Jan 1998 – Jan 1998 Developed an emperical model and curve fitting algorithm for characterization of atmospheric point spread function. ### Networking Staff @ South Dakota State University Jan 1997 – Jan 1997 Installed networking infrastructure and equipment on campus. ### Electronics Service Technician @ Multi Optochem Sdn Jan 1996 – Jan 1996 Serviced a variety of security monitoring systems at component level including CCD cameras, monitors, and video multiplexors. ## Education ### MBA in Finance and Intl. Business National University ### M. S in Electrical Engineering South Dakota State University ### B. S. (High Honors) in Electrical Engineering; Biomedical Instrumentation, Microprocessors South Dakota State University ## Contact & Social - LinkedIn: https://linkedin.com/in/siauway --- Source: https://flows.cv/siauway JSON Resume: https://flows.cv/siauway/resume.json Last updated: 2026-04-12