AI/ML & Systems Engineer
Leif P. Heaney
Building inspectable systems from complex data.
I design and ship AI-enabled, data-intensive, and model-based systems that turn complex information into reliable decisions.
Featured project
Optio.News
Optio.News turns 94 RSS sources into a fast, image-forward editorial experience with parallel crawling, image enrichment, adaptive cards, and burst-based trend detection.
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Evidence organized around the work.
Prisoner's Dilemma Simulation
Applied AI & Machine Learning
Applied AI Systems · Modeling & Simulation
View role-specific evidence →Systems Engineering Foundations
Systems & Digital Engineering
Systems Architecture
View role-specific evidence →Optio.News
Software, Data & Platform Systems
Data Engineering & Reliability
View role-specific evidence →Featured evidence
Systems built, tested, and explained.
Optio.News
Optio.News turns 94 RSS sources into a fast, image-forward editorial experience with parallel crawling, image enrichment, adaptive cards, and burst-based trend detection.
Prisoner’s Dilemma: Algorithmic Modeling & Simulation Research Study
An interactive Python and Dash simulation for testing 40 decision strategies through reproducible tournaments, live analytics, head-to-head comparisons, and human play.
Ticker Tracker
A live financial dashboard engineered to remain useful when its free market-data sources fail, with dual-source failover, validation, caching, and parallel fetching.
Knowledge & teaching
Technical ideas made usable.
Systems Engineering Foundations
A free, interactive learning path covering systems thinking, modular design, MBSE, and systems of systems.
Artificial Intelligence
AI research, experiments, and applied machine-learning work — including algorithmic modeling and simulation studies.
Instructional Design
Course and eLearning case studies spanning programming, data visualization, networking, UNIX, and applied computing.
Software Engineering
Production software, data platforms, and reliable application systems built to perform under real-world constraints.
Selected writing
How I explain the work.
Systems Thinking
A concise introduction and compatibility path to the complete interactive Systems Thinking lesson.
Modular Design Systems
An interactive guide to modularity in software and UX, with a live event-bus simulator and practical design patterns.
Local LLM Installation using Ollama
A cross-platform guide to installing Ollama, choosing and managing local models, testing the API, configuring browser access safely, and troubleshooting common failures.
Now · Updated July 2026
Current focus
Reliable AI-enabled systems, model-based architecture, edge deployment, and the evidence needed to evaluate system behavior. New standalone portfolio projects are intentionally on hold while the existing work is strengthened.
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