Jason Madeano

Co-Founder

San Francisco, California, United States7 yrs 5 mos experience

Key Highlights

  • Expert in Machine Learning and Data Science.
  • Developed innovative Reinforcement Learning approaches.
  • Experience at MIT and Pinterest.
Stackforce AI infers this person is a Machine Learning Engineer with expertise in academia and industry applications.

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Skills

Core Skills

Machine LearningData ScienceResearchSoftware DevelopmentData Engineering

Other Skills

Reinforcement LearningBayesian InferenceNLPPythonData AnalysisLogistic RegressionClusteringData IntegrationGraph DatabasesHTML ParsingStatisticsPandasPyTorchPostgreSQLJavaScript

About

Machine Learning Engineer with experience productionizing Recommendation Systems, Large Language Models, and Reinforcement Learning in industry (Pinterest) and academia (MIT). Currently building something exciting...

Experience

Nextbyte

Co-Founder

Jan 2025Present · 1 yr 2 mos · San Francisco, California, United States · On-site

  • Helping people take control of their web

Pinterest

2 roles

Machine Learning Engineer II

Promoted

Jan 2024Jan 2025 · 1 yr · Remote

Machine LearningData Science

Machine Learning Engineer I

Aug 2022Jan 2024 · 1 yr 5 mos · Remote

Machine LearningData Science

Cambridge semantics inc.

Field Engineer

Jun 2020Aug 2020 · 2 mos · Boston, Massachusetts, United States

  • Collaborated on an internal Python package called PyAnzo which serves as a programmatic interface between users and Anzo, CSI’s graph-driven, modern data discovery and integration platform
  • Road-mapped 1.0 and 1.1 package releases in weekly developer sessions
  • Discovered bugs with the existing code-base and implemented bugfixes & performance improvements
  • Devised new features that would help PyAnzo fit effortlessly into existing client workflows
  • Prioritized documentation and testing infrastructure to accelerate a stable 1.0 release to CSI customers
  • Directed multiple department and company-wide presentations to inform and train other employees on new features and technologies
PythonData IntegrationGraph DatabasesSoftware DevelopmentData Engineering

Mit computational cognitive science group

Research Assistant

Sep 2019Jul 2022 · 2 yrs 10 mos · Cambridge, Massachusetts, United States

  • 𝗕𝗲𝘀𝘁 𝗽𝗮𝗽𝗲𝗿 𝗮𝘄𝗮𝗿𝗱: NeurIPS Cooperative AI Workshop (2021)
  • Developing a new approach to Reinforcement Learning called Theory-Based Reinforcement Learning which performs Bayesian inference to learn probabilistic generative models expressed as programs for a game-engine simulator
  • Increasing explainability of the model to enable sharing of key insights with human players and other models
  • Coordinating large-scale web experiments (n > 200) to understand how humans can play through a game and then decide on the most relevant information to share when teaching the game to a new player and working to imbue this ability in our Theory-Based Reinforcement Learning model
  • Implementing message passing in a symbolic manner that allows performant models to pass specific pieces of knowledge to newly-initialized model agents in order to dramatically improve learning outcomes
  • Formulating methods and metrics for the model that allow it to select which bits of information are the most relevant/important to pass along to the new novice agents
  • Applying state of the art NLP techniques (including GPT-2 fine-tuning and GPT-3 prompt engineering) to classify, understand, and parse open-ended participant messages and relate message content to game performance
Reinforcement LearningBayesian InferenceNLPPythonData AnalysisMachine Learning+1

Mit computational psycholinguistics lab

Research Assistant

Sep 2018Sep 2020 · 2 yrs · Cambridge, MA

  • Tested and refined computational models of knowledge transmission and cultural learning
  • Developed large-scale, web-based human experiments (n > 100) on topics such as Function Learning (how do humans learn and teach function fitting with limited data) and Iterated Antonym Elicitation (how do humans generate antonyms when presented with a stimulus word)
  • Iterated Antonym Elicitation: Constructed well-documented analysis pipelines that involved probing word embeddings (Glove, FastText, BERT) to better understand the encoded dimensions, devising methods for feature extraction and dimensionality reduction, and implementing logistic regressions and clustering to build a classifier of semantic relations (i.e. distinguishing synonyms from antonyms)
  • Analyzed real-world data and devised methods of effective feature extraction, logistic regressions, dimensionality reduction and clustering in order to distinguish different semantic relations
Data AnalysisLogistic RegressionClusteringPythonData ScienceResearch

Shell

Computer Science Research Assistant

Jun 2018Aug 2018 · 2 mos · Bangalore, India

  • Collaborated with the Cedar Group from UC Berkeley on The Synthesis Project, an open-source database of inorganic synthesis recipes from scraped HTML journal articles
  • Developed a robust HTML parser to create a database of more than 200,000 parsed Nature journal papers
  • Coded a workflow that stitches together machine learning and natural language processing APIs in order to extract chemical equations/synthesis conditions from HTML articles
HTML ParsingMachine LearningNLPSoftware Development

Education

Massachusetts Institute of Technology

Master of Engineering - MEng — Computer Science

Jan 2021Jan 2022

Massachusetts Institute of Technology

Bachelor's degree — Computer Science

Jan 2017Jan 2021

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