Software Engineering Expert Witnesses

What is a software engineering expert witness?

Software engineering expert witness candidates typically have extensive experience and advanced degrees (PhD) in computer science, software engineering, information technology, and/or computer forensics. Software development expert witnesses have different areas of expertise, including software architecture and computer graphics. A software engineering standards and methods expert witness can support and evaluate industry standard best practices.

What types of cases require a software engineering expert witness?

Matters requiring software engineering expert witness services often involve intellectual property, such as patent infringement litigation, software copyright, or trade secret disputes.

Software engineering expert witness case examples

Leading litigation law firms call on Cahn Litigation Services to locate expert witnesses that can support software matters. Example software engineering cases have involved:

• medical device firmware,
• field-programmable gate arrays (FPGA),
• breach of contract involving telecommunication systems,
• artificial intelligence software architecture,
• e-commerce algorithms,
• embedded systems, and
• user interface patent infringement.

What litigation support work might a software engineering expert witness be expected to perform?

Litigation support by a software expert could include computer software analyses, reverse engineering, searching for prior art, research and authoring expert reports, providing expert opinions, and expert testimony in the courtroom. In addition, clients may seek a software industry expert for pre-litigation consulting work.

Cahn Litigation Services has the experience required to turn a search for a software engineering expert witness around quickly, providing the right balance of expertise and testimony experience. Whether the case involves Java, Linux, Microsoft software, Oracle products, Python, or any software language or product, Cahn Litigation Services will locate the right expert for the job every time.

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Software Engineering Expert Witness - Representative Bios

Please Note: All Cahn Litigation expert witness searches are customized to attorneys' precise specifications and preferences. Attorneys are encouraged to discuss search parameters with a Cahn search specialist.

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The below expert witness bios represent a small fraction of those Software Engineering experts known by Cahn Litigation Services. These bios are provided to give lawyers a sense of the Software Engineering landscape.

• Expert Witness #223022

  This expert is the president of a premiere contract research and development firm and president of a leading provider of software intellectual property analysis. This expert is considered a pioneer in the fields of analyzing and synthesizing software source code, having created a program for synthesizing operating systems and a program for detecting software intellectual property theft.

  This expert is the founder and former President of a Remote Backup Services firm. Having invented the concept of remote back-up, this expert set-up a remote backup system with a central file server and communication lines including ISDN. This expert also wrote the remote backup software for DOS, Windows, and OS/2 including a GUI, a backup scheduler and file compression, encryption, and communication routines. In addition, this expert has written several journal articles dealing with back-up/restore software and technologies and served as an expert witness in a major back-up software patent matter. This expert was responsible for analyzing the patents, examining the software and writing reports. This expert did not get to testify in this particular matter.

  This expert teaches engineering and business courses at conferences throughout the world and is an experienced and well-regarded expert in intellectual property disputes related to software source code, microprocessor design, networking, and other technologies. This expert holds a number of patents and earned two bachelor's degrees, in physics and electrical engineering, and a master's degree in electrical engineering. This expert specializes in software development, software plagiarism detection, intellectual property, patent infringement, copyright infringement, trade secret infringement, embedded systems. This expert has extensive expert witness experience and has been deposed and testified.

  
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• Expert Witness #125102

  
  This expert holds a PhD in Computer Engineering and is an Adjunct Professor of Electrical and Computer Engineering. This expert instructs graduate level seminars on embedded computer architectures, and their relation to compiled languages, and embedded software systems. This expert is also an avid technologist, entrepreneur, founder of a highly successful technology consultancy and managing director at a private equity angel investing firm. This expert is involved in IEEE / ACM Design Automation Conference’s Embedded Software and Systems Track and the IEEE Real Time Systems Symposium.  Previously, this expert held industry roles with major US semiconductor companies in the areas of computer architecture, high performance software, and related systems; formerly, chief architect of hardware and software systems for Fortune 500 semiconductor companies.

  This expert is the architect of open source computer architecture simulation environments used for hardware/software system design at various US universities. This expert is also the named inventor on multiple US patents, including client/server computing and embedded operating systems.

  This expert has extensive experience with testimony (validity/infringement and related), depositions, expert report generation and investigation of computer video hardware and video software systems such as computer operating systems and systems software. Additionally, this expert has extensive experience in reverse engineering and source code review of multi millions of lines of software and hardware source code.

  
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• Expert Witness #211297

  This expert has many years of industry and academic experience covering a broad swath of hardware and software engineering. While providing technical support for all IC products for customers this expert's chief focus was microprocessors and their attendant software development systems and test/integration tools (ICE, logic analyzers).

  This expert has consulted over the past several years, specializing in computer chip/IC product engineering/reverse engineering and related intellectual property issues.

  This expert has a unique perspective on the computer chip industry. As manager of applications engineering at an IC startup this expert developed datasheets, app notes and PowerPoint presentations for 10/100 Mbps Ethernet (10Base-T/100Base-TX) and Gigabit Ethernet (1000Base-T) ICs. While a marketing manager this expert was responsible for all aspects of a startup business unit developing a communications IC product line, including contributing to the business plan and product definition. The market focus was SONET/SDH low-level devices (PMDs and PLLs).

  This expert has started two businesses that have developed PC software products. This expert taught computer programming, architecture and logic design courses. This expert also instructed an Extension in the Microprocessor Hardware/Software Certificate program, designing the "Systems" course for that program.

  
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• Expert Witness #261601

  These experts represent members of a software expert witness team that provides source code reviews and technical support for product liability, patent infringement, software copyright, and trade secrets theft litigation.

  Services include:

  -  Software source code discovery assistance

  -  Source code review and analysis of related design documents

  -  Run-time simulation and software analysis

  -  Expert reports and depositions

  -  Expert testimony at bench and jury trials

  Known as leaders in electronics and software development for safe and secure technology, these expert witnesses are professional engineers, software developers, and academics who are up-to-date and knowledgeable in both the theoretical and the practical applications of best-in-class hardware and software design. Their software analysis teams are custom-staffed with professional software development experts to meet the technical needs of each case. Teams range from a single software expert witness assigned to provide services from discovery through testimony to multi-person teams led by a testifying expert for more complex technology. Teams are staffed with key topic experts who use the most effective and cost-efficient analysis methodologies. The software analysis process that these experts follow allows clients to receive the highest level of technical support and analysis quickly and cost-efficiently.

  
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• Expert Witness #243655

  Expertise: E-commerce Systems, Web-based technologies, Financial Systems, C++, Java, SQL, assembler, scripting languages, Control Systems, Software Engineering, Information Management Systems, Quality Assurance and Test, Source Code Analysis  

  This expert's consulting focuses on software systems as intellectual property, especially in litigation cases of patent and copyright infringement. This expert's technical expertise is well-suited to the analysis of enterprise-scale software that is configured for web-enabled services, e-commerce systems, embedded systems, information management systems, and payment systems. This expert's engagements typically include source code analyses for software written in C, C++, C#, Java, Javascript, SQL, Fortran, Basic, Perl, Assembler, and other programming languages, as well as in markup languages such as HTML and XML applications.

  This expert has served as an expert witness in 43 litigation matters, 11 of which have involved allegations of patent infringement. Several of the patent infringement cases included multiple patents-in-suit. This expert's work products have included infringement reports, invalidity reports, rebuttal reports, and expert declarations. Litigation venues have included federal and state courts, the Patent and Trademarks Appeals Board (PTAB), and the International Trade Commission (ITC). This expert's testifying experience includes 1 jury trial, 2 court hearings, and 9 depositions.

  This expert has also conducted source code reviews in 35 litigation matters. Eight of the code reviews have involved websites and/or web-centric technologies on an enterprise scale.

  This expert has consulted as a technical expert to evaluate previously unasserted patents in patent portfolios for their assertion potential. Technical domains of the patents have included software GUI inventions, client-server applications, and information processing in enterprise-scale computer systems.

  The breadth of this expert's expertise covers a variety of subject matter domains. This expert possesses strong backgrounds in commercial software development, engineering best practices, core natural sciences, biology of neural networks, and mathematics of artificial neural networks. This expert's degrees are in physics and nuclear engineering from leading universities. This expert has served as a seasoned technical manager in roles that require effective communication skills. This expert has programmed as a software developer, configured networked computer servers as a hands-on supervisor, provided leadership as an executive manager, championed the adoption of new technologies in enterprise team settings, and taught technical curricula as an officer in the U.S. Navy.

  
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• Expert Witness #215714

  This expert has many years of academic and engineering experience and has experience as an expert witness in computer science, software development, network streaming media, embedded systems, enterprise software systems, digital signal processing for audio and music technology. This expert has sustained a long and successful career at the cutting edge of software development and system design using multiprocessor/multi-core architectures for signal processing and control. This expert has been a Software Architect for multiple projects at various companies, and has consulted for a long list of technology companies. This expert provides computer technology consulting, software engineering, and litigation support to high-technology companies, internationally.

  This expert has testified before the International Trade Commission, and before a jury in Federal Court, has testified at Markman claim construction hearings and Markman tutorials in Federal Court, been deposed over 10 times, and has authored more than 50 reports and declarations. Case types include patent, trademark infringement, copyright, trade secret misappropriation, and inequitable conduct. This expert has worked on complex international patent cases, and has provided expertise on such diverse areas as streaming media systems, handheld networked Personal Information Management (PIM) devices, enterprise email systems, software for factory automation, interactive databases, enterprise software for management of media libraries, MPEG audio compression, on-line gaming, composition systems, digital camera hardware and software, digital audio hardware and software technologies, compilers, file systems, operating systems, and more.

  This expert has worked for companies that interfaced between portable and nonportable devices for sharing information and resources. Additionally, this expert has testified on matters regarding the protocol for having a portable device direct music to be transmitted to a sound system wirelessly.

  This expert has published widely in various juried journals, and has authored three books including a two-volume text on the mathematics of music, and a collection of articles on artificial neural networks and music research. This expert taught graduate and undergraduate courses in computer science and digital audio, conducted computer systems research for digital audio, designed and built several networked digital media computer laboratories.

  
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• Expert Witness #264381

  This expert brings to the table many years of engineering experience in all the development life cycle phases for hardware and software products. This expert’s companies provide:

  • professional consulting services to fixed and wireless telecom service providers
  • custom software development
  • applications design and network architecture engineering for telephone-based switching and Advanced Intelligent Networking systems
  • forensic software analysis and software source code comparison

  This expert has worked with major telecom companies to roll out some of the most successful telecom applications and network expansions worldwide. This expert has extensive prior litigation experience.

  
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• Expert Witness #266405

  This expert has been providing independent consulting, research and expert witness services, after having worked in industry engaged in software and instrument development. This expert’s primary focus is in gaming and phone input device architecture, standards and device drivers. As far back as the1980’s this expert was developing driver software for the leading manufacturers of joysticks at the time. That work also required a lot of engineering directed to drift that might result from variations in the outputs of the joystick sensors. Over the years this expert has worked on many input devices with joysticks or joystick-like inputs. This expert is quite familiar with the design issues surrounding joysticks both in terms of their internal design and when they are used in systems. This expert led the electronic and firmware design for a joystick used to control a cardiac endoscopy system (the same technology as a joystick control used in gaming but with much more stringent performance requirements). This expert has provided trial testimony on multiple occasions in front of juries, at bench trials, at the ITC, and in front of an arbitration panel.

  
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• Expert Witness #226813

  This ASIC RE expert holds a Ph.D. in Electrical Engineering and has over 20 years of experience across technical disciplines involving chip, ASIC, and IC design.

  This expert has led consulting work involving patent infringement and validity analysis, hardware and software code reverse engineering, and reviews, including soft teardowns using x-ray/CT imaging, hard teardowns, software extraction from processors and microcontrollers, and software and firmware reverse engineering. This expert has worked on hardware and software reverse engineering cases, producing numerous patent analysis reports and hardware and software reverse engineering reports.

  This expert is also an Adjunct Professor in an electrical and computer engineering department, sharing knowledge and experience with the next generation of engineers and scientists. This expert has testified on many occasions.

  
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• Expert Witness #231028

  This software black box expert holds a BS, MS, and PhD in Computer Science and is an adjunct professor of a graduate-level course in programming languages at a well-regarded university. Source code review and quality assessment are a focus of this expert's personal work and software consulting firm.

  This expert has reverse engineering experience, including disassembling executables and using technologies such as reflection to recover source code or generate pseudo-code. This expert has experience with black box testing, including work used to assess whether the grammar of one programming language was substantially similar to another programming language. This expert has also performed black box testing throughout a career as part of various software engineering teams.

  This expert is an experienced expert witness and litigation consultant.

  
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• Expert Witness #232077

  This software architecture, software engineering, and distributed systems expert holds a Ph.D. in Information and Computer Science and serves as an emeritus director of a systems and software engineering center and as a professor in a computer science department at a prestigious university. This expert has received prestigious national research awards, foundation grants, and industry faculty awards.

  This expert focuses research on architecture-based software development, including software architecture modeling and analysis; middleware facilities for architectural implementation; product-line architectures; architectural styles; and architecture-level support for software development in highly distributed, mobile, resource-constrained, and embedded computing environments. For over 30 years, this expert has focused on the analysis of large-scale, distributed software systems and their decay over time, and a research lab associated with this expert published an early study of architectural decay in long-lived software systems. This expert authored a widely cited textbook on software systems architectures, which has been cited over 20,000 times.

  
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• Expert Witness #243667

  This source code expert has a BS and MS in electrical engineering and over 35 years of experience in the software industry, including extensive work in software, firmware, and hardware domains. This expert owns and operates an engineering consulting and training firm focused on engineering consulting and technical training.

  This expert's expertise includes assembly language, C, C++, claim charting, CodeSuite, concurrent version systems (CVS), device drivers, embedded software, embedded systems, computer and coding forensics, Linux, microprocessors and processors, real-time operating systems (RTOS), shell scripts, software engineering, software forensics, and Apache Subversion (SVN).

  This expert has substantial experience writing source code and machine code to control printer hardware, including over 15 years in a major technology company's printer research and development lab. This expert has been retained as an expert in over 30 litigation cases, including matters involving alleged failure to deliver functional source code, and has written expert reports, testified in depositions, and testified at trial.

  This expert is an experienced expert witness and litigation consultant whose work typically involves examining software source code, hardware designs, and reverse-engineering the designs of others.

  
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• Expert Witness #246891

  This Apple mobile software expert holds a PhD and is a computer science professor and director of a mobile/cloud software engineering lab at a well-regarded university. Much of this expert's work has been funded by a U.S. military branch for many years. This expert has provided technical services for U.S. defense agency programs in M&S acceptability assessment and system independent verification and validation (IV&V), and has also provided technical services for architecting naval surface warfare systems.

  This expert's current expertise centers on iOS mobile software engineering for iPhone and iPad, cloud software engineering, modeling and simulation, and architecting cloud software-based systems. This expert has developed several iPhone apps and created an Apple mobile software development course, which this expert has taught for many years.

  This expert is an experienced expert witness and litigation consultant.

  
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• Expert Witness #259624

  This network monitoring/cybersecurity expert is a highly accomplished technology executive, software engineer, and expert witness with over 25 years of experience in cutting-edge software development, artificial intelligence, cybersecurity, and digital forensics. This expert holds a master's degree in software engineering from a prestigious university and has taught software engineering at well-regarded universities.

  This expert has held senior founder and technology executive roles and developed industry-first solutions in AI-powered systems and autonomous speech recognition for Air Traffic Control (ATC). These technologies have been adopted by major technology, aerospace, defense, and industrial organizations.

  This expert has long-term experience with Apple and iOS systems, social media forensics, and high-stakes technology litigation involving major technology companies. This expert's ability to translate highly technical material into understandable terms has made this expert a persuasive presence in courtrooms and depositions.

  
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• Expert Witness #263011

  This source code analysis expert is an electrical engineer with decades of experience developing and assessing software. This expert's primary areas of expertise include source code review, source code comparison, source code reconstruction, source code misappropriation, source code copyright and patents, software patents, and reverse engineering.

  This expert has been retained over 15 times as an expert witness in software matters, including cases involving JavaScript.

  
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• Expert Witness #263059

  This software expert has over 30 years of experience in the software business, including co-founding a software company, working at several startups as a senior software developer and manager, and founding a software consulting business. This expert has provided litigation support in over 80 legal matters, primarily analyzing complex software systems in response to alleged patent infringement, copyright theft, and trade secret misappropriation.

  These matters often require static analysis of thousands of lines of source code across complex software systems and a variety of computer languages and technologies, including C, C++, C#, Java, JavaScript, Kotlin, Objective-C, Perl, PHP, Python, React, Swift, shell scripting, Tcl/Tk, TypeScript, and XML.

  Recent engagements have included reviewing mobile application and server-side software, reviewing modem software, investigating self-driving car implementations in response to alleged trade secret misappropriation, reviewing set-top box and server-side software, and reverse engineering Android compiled software to assess allegations of copyright theft.

  
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• Expert Witness #285112

  This software code review expert holds a B.Sc., M.Sc., and Ph.D. in Computer Science from a well-regarded university and has held a leadership role at a boutique consulting firm providing IP litigation support involving trade secret, copyright infringement, and patent infringement issues related to software and source code.

  This expert has performed hundreds of code reviews for many purposes, including reviews involving literal and non-literal copying or similarity, with experience investigating both direct copying and indirect copying involving algorithms, functions, functionality, data schemas, architectures, and related software elements. Similarity determinations can be made at one or more levels of software, from system-level analysis to line-by-line review.

  This expert has performed these analyses alongside review of development artifacts such as revision histories, correspondence, planning materials, requirements materials, roadmaps, and process materials to assess how alleged misappropriation occurred, including analysis of past conduct and its later technical effects. This expert also has experience performing provenance analyses, including determining whether common code originated from public-domain sources rather than from misappropriation.

  This expert has been involved with the software industry for over 20 years and has worked professionally in a variety of roles, including Solutions Engineer, Software Developer, Software Architect, technology executive, and company executive. This expert has published academic research on source code analysis and has taught software engineering at the university level.

  This expert is an experienced expert witness and litigation consultant with substantial source code review experience in litigation. This expert has served as an expert witness in trade secret, copyright, breach of contract, patent, and other matters.

  
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