# Jeff Wang > Medical Devices & Systems Location: San Francisco Bay Area, United States Profile: https://flows.cv/jeffwang • Multiple years working experience on commercial and industrial software developments: medical, healthcare, telecomm, satellite communication, handheld, network security…. • Development and support experience on DICOM-compliant products: CAD, PACS, VNA, DICOM Viewer, DICOM Case Collector, DICOM SCU/SCP/QuerySCP, annotations (SC, PR), DICOM service modules. • Strong, consecutive programming language background with C/C++ (98, 03, 11, 14, 17), C#, Java, VB.Net, Python; • Working experience on medical/healthcare standards: DICOM (with Java, C++, .Net), IHE (PWF, Connectathon); knowledge of HL7, HIPPA, FDA Guidelines on Medical Applications, Radiation Safety Guidelines. • Excellent working experience on SDLC (Waterfall): requirements, specification, design, coding standard, implementation, code reviews, testing & automation test, release packaging and sign-off, giving training in multiple companies. • Medical/Healthcare software release procedure: test protocol design, V&V, documentation, and e-sign. FDA process documentation. • Strong working experience and good knowledge of medical imaging post-processing, manipulation, conversion, corrections, 2D/3D image attributes, rendering and displaying. • Years working experience with 2D/3D image visualization and processing using VTK (ktware), OpenGL (AwtOpenGL). • Experience in object-oriented software design and coding, algorithm design, structured development methodologies, multithreading; math/statistics, Design Patterns. • Broad working experience on multiple operating systems: Win32-64, QNX, Linux, UNIX, WinCE, Symbian. • Experience in SCRUM, AGILE methodologies. • Extensive using: JIRA, BugZilla, StarTeam Elite; GIT, CVS, SVCS, SVN, Visual SourceSave, Source Control, Bitbucket. Qt, Boost. ## Work Experience ### Principal Software Engineer @ QT Imaging Holdings Jan 2025 – Present ### Senior Software Engineer - PM @ QT Imaging Holdings Jan 2024 – Present | San Francisco Bay Area, United States • Design, productize, and verify 3D Ultrasound image reconstruction algorithms and 3D image viewing software. • Architect and implement image & file service that monitors and dispatches files sent by PACS and VNA to trigger corresponding (DICOM/non-DICOM) viewers. Viewer app plug-in. • DICOM standards, connection and data extraction. Image hanging protocols, secondary captures, SRs, and third party software (PACS, dashboard) extension. • Determine requirements from internal and external customers and write product specs. Produce high quality designs which satisfy the requirements. • Medical product release workflow: regulatory approval, manufacturing and quality control, and post-market monitoring. ### Software Development Contractor @ MetriTrack Inc. Jan 2023 – Present | Hillside, Illinois, United States • Work on intuitive UI and 3D visualizations for next generation ultrasound probe navigation - BVN. • Develop and refine real-time signal processing & algorithms. • Implement software-interfaces between system components, using C#/WPF and 3D Graphics (XNA, MonoGame) libraries. • On MT system connectivity with Modality & PACS and on output DICOM validation. ### Staff Software Engineer, Medical Device & System @ ZAP Surgical Systems, Inc. Jan 2021 – Jan 2023 | San Carlos, California, United States Radiation treatment planning system and treatment delivery system workflows on DICOM components (image, patient, study, series, equipment...) generate/transfer/preserve, and DICOM import/export with applications outside the system. System workflow and modules design, architecture and implementation. • DICOM Service Manager: designing and implementing service module to interface with DICOM server (Orthanc, DISK Manager etc.) and ZAP components (TPS/TDS/Broker). • CT volume generation and preservation model to reduce queries to DICOM server (Orthanc). • DICOM process and output files in ZAP treatment workflow. • Project management: leading software design discussion and project sync meetings. Product backlog item definition. • IANA enterprise-number registration, for Zap Surgical. DICOM Conformance Statement. ### Sr. Software Engineer, Embedded Systems @ RefleXion Medical Jan 2018 – Jan 2021 | San Francisco Bay Area Work on the embedded system communication layers, safety systems, and embedded software associated with all aspects of the RefleXion radiotherapy devices: • C++11 programming on Linux-ARM-Ubuntu-QNX platforms. RefleXion machine components and nodes coding and debugging. • Automated unit tests and test scripts. 510(k) test procedures, verification and validation. • Designed, developed and implemented test supporting tools: glogg viewer integrated for Reflexion engineering; log filter and data forwarding • C++ coding standard; Static and dynamic code analysis. • DICOM validation on CT tags and interfaces. ### Senior Software Developer, PACS & VNA @ Apollo Enterprise Imaging Corp Jan 2017 – Jan 2018 | Washington D.C. Metro Area Design PACS-VNA system architecture and interface, implement DICOM transmission functions to integrate DICOM in/output functionality seamlessly into Apollo’s existing workflows/code base: • Workflows, DICOM interfaces and worklists, DICOM tags and pixel data extraction, etc. Define integration points with third party systems (Resolution MD), design features such as tag morphing/study coercion, and implement the DICOM services, statistics and management. System services that handles file aging, moving, etc. • Database and metadata management: SQL, stored procedures. Image manipulation: down sample/thumbnail. Image Lifecycle Management (ILM) and tiered storage architectures. VNA case import-export. • HL7 interface and text parsing; Customer system deploying and monitoring. • Project managing and coordination: team work assistance and 3rd part coordination. • FDA regulation documents and approval process. Software risk analysis and implementing mitigation. ### Embedded Software Engineer, Contractor @ Flextronics Medical Jan 2016 – Jan 2016 | Plano, TX Participate in design, development of embedded software on medical device (Bone Density XRay Scanner). QNX(6.5)-ARM, Linux; C++11, Boost, Momentics, system architecture, multi-thread/multi-process/IPC, WireShark, FileZilla; JIRA, Bitbucket, Git, Scrum. Device moving and beaming simulation. System log management. Unit test and debug. ### Security Software Engineer @ Masergy Jan 2016 – Jan 2016 | Plano, Texas Network security software development -- Linux(CentOS), VmWare; Perl, C/C++, MySql, Javascript/JQuery, HTLM5, Statistics/Filter/Machine Learning...... ### Sr. Software Engineer - Cone Beam CT @ Varian Medical Systems Jan 2014 – Jan 2016 | Palo Alto, California Cone Beam CT (flat panel) software development on API, image acquisition and post-processing: image rendering, zooming/panning, 3D display, ROI, volume details... VCP (panel) software development. WinXP(32-64)/Win8/Win10; C#, C++/C++11, Boost; SDLC, VTK, GPU, ImageJ, XML; Git, Jenkins; V&V with PTC. ### Sr. Software Developer - PACS @ Merge Healthcare Jan 2014 – Jan 2014 | Hartland, WI Medical & Healthcare PACS (RadSuite) product architecture/enhancement/maintenance. Linux (RedHat), VmWare; Java, C++; VS 2010, PACS, DICOM, HL7, HIPPA, OpenGL; SQL, HTML5. ### Sr. Software Developer - CAD @ VuComp Jan 2009 – Jan 2014 | Plano, TX Medical (mammogram/chest X-ray) products (CadStation/PACS Simulator/DCM Viewer/Remote CAD) design and development; WinXP-Win7; Eclipse, NetBeans; Core Java, C++; DICOM, IHE, HIPPA, PixelMed, DcmTk, DvTK; Image programming; FDA process documentation. ### Software Engineer @ NCR Corporation Jan 2006 – Jan 2009 ATM software design & implementation. WinCE, Embedded, WinNT C++/OOP, C#, ATM state machine; TCP/IP, MAC. ### Handheld Application Developer @ QuickOffice, Inc. Jan 2003 – Jan 2006 | Plano, TX QuickOffice (now on every Google phone) full life cycle design and implement design and implement: UI & components, peripheral functions (beaming/printing/OTA purchase/auto-registration/EFIGS/…); Symbian, UIQ/S60; C++, Embedded; CodeWarrior; SDLC; Active Object, STL. ### Software Engineer @ Siemens AG Jan 2000 – Jan 2003 | Richardson, TX Network provisioning and management systems and elements design and implementation. UNIX (Solaris 2.6-2.8), EMS/NMS; C++, Java; SNMP, Versant DB, Design Patterns, UML, CORBA; BugZilla, ### Software Engineer, Satellite Earth Station Communication @ M&C Systems Jan 1996 – Jan 2000 | Plano, TX, USA ## Education ### Master in Physics Virginia Tech ### Master of Science - MS University of Science and Technology of China ### Bachelor of Science (B.S.) in Physics Xiamen University ## Contact & Social - LinkedIn: https://linkedin.com/in/jeff-wang-32994333 --- Source: https://flows.cv/jeffwang JSON Resume: https://flows.cv/jeffwang/resume.json Last updated: 2026-04-01