Tan Nguyen is a Senior Consultant at Quandary Peak Research, where he applies more than 24 years of software engineering experience to software litigation consulting and expert witness services. He evaluates software architectures, analyzes source code, and assesses system designs to provide attorneys and clients with clear, evidence-based insights in complex disputes. His ability to translate technical detail into accessible explanations supports litigation teams in making informed arguments and decisions.
Before joining Quandary Peak, Tan spent 17 years at Yahoo as a Principal Software Engineer, where he developed and maintained foundational internal tools and services for the company’s global software management stack. His work included designing deployment frameworks, dependency tracking systems, and automation pipelines that allowed code to move from development to production within minutes. Earlier in his career, he held senior engineering roles at CyberDefender, Alchemy Communications, ValueClick, and AltaVista, where he built scalable backend applications, led teams through platform migrations, and integrated open-source and third-party technologies into mission-critical systems.
Tan’s expertise spans workflow automation, infrastructure platforms, backend systems, and large-scale software deployments. He combines technical depth with the ability to clearly communicate complex concepts to non-technical audiences—a skill that strengthens his role as a consultant and expert witness in high-stakes software litigation matters.