Rodd Halstead
Verified Expert in Engineering
Data Scientist and Developer
Waltham, MA, United States
Toptal member since June 8, 2026
Rodd is a senior data scientist, engineering leader, and systems technologist with experience spanning enterprise software, scientific computing, AI-assisted development, data architecture, and computational design. His work has spanned multiple waves of technological change, including expert systems, LISP environments, enterprise publishing systems, Internet infrastructure, large-scale data integration, machine learning, and generative AI.
Portfolio
Experience
- Python - 15 years
- SQL - 15 years
- Data Science - 9 years
- Data Analysis - 9 years
- Artificial Intelligence (AI) - 8 years
- Large Language Models (LLMs) - 4 years
- Claude Code - 1 year
- Google Antigravity - 1 year
Preferred Environment
MacOS
The most amazing...
...solution I've built is 3DVIA.com, a social website for 3D models and interactive 3D experiences.
Work Experience
Angel Investor and Consulting Engineer
Faction Communications
- Built a network admin site using AI-driven development, including Claude Code and Google Antigravity, demonstrating accelerated workflow potential for a one-person product team.
- Simulated real-time back-end data at the target scale of 100 – 250 user factions to validate the architecture before production data existed.
- Conducted hands-on testing and feedback cycles on client applications.
Data Scientist
DataSite
- Architected enterprise analytics and integration systems supporting complex financial and M&A transaction data environments.
- Gained eight years of experience in daily production Snowflake at enterprise scale, including entity matching and normalization workflows across Salesforce and operational systems.
- Engineered LLM and Search API pipelines that filled missing M&A acquisition records and classified company business sectors at over 95% accuracy on larger companies.
Experience
RoddH Generative Artwork
http://RoddH.ioEducation
Coursework Toward Master's Degree in Science, Society, and Technology
Massachusetts Institute of Technology (MIT) - Cambridge, MA, USA
Bachelor's Degree in History and Science
Harvard College - Cambridge, MA, USA
Skills
Tools
Claude Code
Languages
Python, SQL, Fortran, Assembly Language, Lisp, DYNAMO, JavaScript
Platforms
MacOS, Azure
Other
Artificial Intelligence (AI), Data Science, Data Analysis, Large Language Models (LLMs), Retrieval-augmented Generation (RAG), Mathematics, Statistics, Biochemistry, Research, Writing, History, Regression, Expert Systems, Language Models, Econometric Models, Google Antigravity, Excel Expert
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