Financial Technology Expert Witnesses

Financial Technology and Banking Software

Barr Group's financial technology (FinTech) and e-commerce experts​ are intimately familiar with the full range of complex mission-critical banking and trading technologies, including:​

• Mobile apps for personal and corporate banking
• Real-time trading platforms and algorithmic trading algorithms
• Blockchain and cryptocurrencies such as Bitcoin and Ethereum
• Payment processing solutions, including payment gateways
• Electronic clearance systems including ISO 20022, NACHA, and SWIFT
• Digital wallets, online shopping, and e-commerce transactions
• Regulatory compliance relating to e.g., GDPR, KYC, and AML
• Data security and encryption to safeguard personal financial data
• Risk management tools and strategies for financial institutions
• Loan and mortgage processing, including credit ratings (e.g., FICO)
• Data analytics and machine learning applied to fraud detection
• Mobile payment solutions, including Apple Pay and Google Wallet

Barr Group's software experts are familiar with the operating systems and middleware/APIs used in mission-critical business computing systems, as well as major programming languages from C++, C#, and Java to SQL and even COBOL.

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Expert Witness Services

Barr Group's FinTech experts support plaintiffs and defendants in litigation in U.S. District Courts and state courts, at the International Trade Commission (ITC), and before the Patent Trial and Appeal Board (PTAB). Our services include:

• Technical assistance with drafting of discovery requests
• Software source code review and analysis
• Source code comparisons for copyright and trade secret theft
• Evaluation of software application design, engineering and deployment
• Analysis of distributed systems design and network performance
• Prior art review for patent invalidity
• Forensic analysis of server logs and metadata
• Financial and accounting review of historical transactions
• Expert reports, declarations, and witness statements
• Testimony at deposition, oral hearings, and trials

Barr Group has a demonstrated ability to quickly activate one or more code reviewers to match the size, scope, and complexity of any project.

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Further Reading

• Payment Processing and e-Payments Fraud
• Arizona Lottery's Not-So-Random Number Generator

The following is a representative subset of Barr Group's experts who have experience designing and/or testifying about these technologies:

Who are Barr Group's Financial Technology expert witnesses?

Barr Group's Financial Technology expert witness roster holds 29 anonymized, prequalified profiles; a selection follows, and matched recommendations from the full roster are free to the attorney.

• Source Code Forensic Analysis Expert Witness. Barr Group's software forensics expert witness has over 25 years of programming experience, a decade of courtroom testimony, and has served as consulting or testifying expert in 20+ patent and copyright infringement matters involving source code analysis and reverse engineering.
• Source Code Analysis and Software IP Expert Witness. Barr Group's source code analysis and trade secret expert witness has 40+ years of experience in software development, genomics, telecommunications, and design automation, and has testified in more than 60 litigations.
• Graphical User Interface and Usability Expert Witness. Barr Group's human factors and usability engineering expert witness has 44 years of experience in graphical user interface design and product ergonomics and has testified in over 75 major intellectual property cases.
• System & Software Testing Expert Witness. Barr Group's software, hardware, and systems testing expert witness has over thirty years of experience, has authored fourteen books translated into over a dozen languages, and has trained tens of thousands of people worldwide.
• Cybersecurity & Cyber-Warfare Expert Witness. Barr Group's computer security and digital forensics expert witness has written more than two dozen books and scientific papers on cyberwarfare, cryptography, and applied mathematics, and has developed Windows applications, SQL Server databases, and HTML and JavaScript websites.
• NFC Security and Mobile Payments Expert Witness. Barr Group's Near Field Communications security expert witness has over 15 years of experience in mobile payment systems, secure elements, Host Card Emulation, FIDO authentication, and cryptographic protocols, with extensive expert witness experience in intellectual property litigation.
• Ransomware Defense and Enterprise Systems Expert Witness. Barr Group's cybersecurity and enterprise IT expert witness has four decades of experience architecting enterprise infrastructure, cloud security systems, and ransomware defense, and holds a U.S. patent for cybersecurity technology.
• SAP Order-to-Cash and EDI Expert Witness. Barr Group's SAP and ERP expert witness has two decades of hands-on experience configuring and programming Sales and Distribution modules, order-to-cash processes, and EDI integration, with deep ABAP programming expertise across automotive, medical device, and manufacturing environments.
• Machine Learning and Digital Advertising Expert Witness. Barr Group's machine learning expert witness has over eight years of experience in advertising auction optimization, ad ranking engine design, graph neural networks, semantic search, conversational AI agents, and ML infrastructure architecture at scale.
• Autonomous Cargo Drone Systems Expert Witness. Barr Group's autonomous cargo drone systems expert witness has over 40 years of experience spanning fintech systems, technology infrastructure, AI and machine learning, cloud microservices architecture, and autonomous systems design, with regulatory mastery in emerging aviation technologies.