Joshua Mason Joshua Mason
Applied Scientist @ Thomson Reuters

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I design and ship LLM-powered assistants and retrieval workflows that solve real practitioner problems. My work spans agent design, evaluation, and orchestration—rooted in strong NLP/RAG fundamentals and cloud-first engineering. I completed my MCS at NC State in Dec 2024.

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Applied Scientist — Thomson Reuters

Focus areas

  • 1Agentic AI (LLM orchestration)
  • 2LLM + RAG foundations
  • 3NLP classification & dataset design
  • 4Cloud ML (SageMaker, Spark)
"I care about how models meet people. The tooling is fun, but the experience is the product."
Featured work

Projects I’m proud of

From production ML systems to playful prototypes, these are the builds that shaped how I think about shipping products.

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Hero concept for the personal website redesign
astrotailwinddesign-system

Personal Website Refresh

A performant Astro build that blends static content with animated islands to showcase my work.

Launched •
nlpsearchbm25web

Data Gandalf — Dataset Recommender

Web app for dataset discovery using TF‑IDF + BM25 to surface relevant datasets based on user selections; SAS-sponsored.

Launched •
Screenshots from the search playground interface
aisearchstreamlit

Search Playground

An interactive demo that benchmarks vector and keyword search approaches side by side.

Launched •
pythonpygamepytorchrl

Lunar Lander AI Agent

PyGame simulation of Apollo Lunar Lander physics with a policy expert and Q-learning agent optimizing landing efficiency.

Launched •
Writing

Sharing notes from the field

Essays and changelog entries on relevance, product-thinking for ML teams, and the occasional infrastructure story.

Read the blog →
Gradient UI mockup for the personal site hero section
astro

Designing My 2025 Personal Site with Astro Islands

Notes on how I'm shaping v1 of my new digital home using Astro, Tailwind, and a sprinkle of motion.

Read story
Screenshot of DNS records for a custom domain
github-pages

Custom Domains on GitHub Pages: Lessons Learned

A quick checklist I wish I had when wiring www.joshua-mason.com to GitHub Pages.

Read story
Experience

Recent roles

  1. •

    BAE Systems, Inc.

    Data Science (R&D) Intern

    – Durham, NC
    • Researched cloud segmentation for multi-band live streams; OpenCV, scikit-learn, PyTorch.
    • Built dataset and U-net variants; achieved >75% accuracy at 15 FPS across visual/IR.
  2. •

    People for PSEO

    Policy Research Analyst; Chair, Student Committee

    – Minneapolis, MN
    • Researched education data and built visualizations to support policy advocacy.
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Contact

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