Rumi Alexander Elías Calles - Director of Research Engineering

Rumi Alexander Elías Calles

Director of Research Engineering

New York, New York
rumi.calles@gmail.com • +1 (973) 936-4084 • https://linkedin.com/in/rumi-allbert
Rumi Alexander Elías Calles

About

I lead research engineering for human-evaluation AI systems, and write at the intersection of machine intelligence, classical languages, and philosophy of mind.

Languages

  • English
  • Spanish
  • Chinese
  • Italian
  • Latin
  • Ancient Greek

Experience

  • -

    Remote - Traveler

    Lead research engineering for RL environments and post-training.

    Highlights:

    • Design and ship RL environments for post-training — task specs, reward signals, and evaluation loops used in production training
    • Own post-training pipelines: data curation, preference/reward modeling, and iterative policy improvement
    • Set research roadmap and engineering standards for environment quality, training stability, and model evaluation
  • -

    New York, NY - On site

    Classical liberal arts institute centered on the Trivium, Quadrivium, and Socratic method.

    Highlights:

    • Founded the institute and its curriculum around the Seven Liberal Arts
    • Designed coursework grounded in dialectic and primary texts
    • Building a small community of fellows for sustained study
  • -

    New York, NY - Remote

    Research on minds, machines, and intelligence — conceptual spaces, AI philosophy, and consciousness.

    Highlights:

    • Work on machine ethics, bias, and explainability in learning systems
    • Published Abliterator: activation engineering for personality traits in LLMs
    • Computational experiments in Mathematica and Python

    Technologies:

    • Mathematica
    • Python
    • AI
    • Machine Learning
    • Ethics in AI
  • -

    New York, NY - On site

    Built and shipped LLM systems for production NLU and recommendation evaluation.

    Highlights:

    • Designed and deployed LLM pipelines that improved NLU quality ~40% across domains
    • Built an evaluation platform for recommendation models; accuracy up ~30%

    Responsibilities:

    • Owned model implementation through production deployment

    Technologies:

    • Python
    • HuggingFace
    • PyTorch
    • Docker
    • Redis
    • wandb
    • FastAPI
    • Ollama
  • -

    Middletown, NY - Remote

    Ethics and philosophy for computer and data science — AI governance and emerging tech.

    Highlights:

    • Teach ethics and philosophy of computing, with emphasis on AI governance and privacy
    • Curriculum pairs primary frameworks with case studies in data ethics

    Responsibilities:

    • Course design and instruction in tech ethics and AI governance

    Technologies:

    • Ethics in AI
    • Artificial Intelligence
    • Teaching
    • Philosophy
  • -

    New York, NY - Hybrid

    Predictive modeling, data pipelines, and NLP for a large digital publisher.

    Highlights:

    • Churn models that cut subscriber attrition ~20%
    • Python/Hive pipelines that improved ops throughput ~25%
    • BERT and clustering pipelines over unstructured content
    • Automated reporting for executive decision cycles

    Responsibilities:

    • Owned projects from problem framing through deployment
    • Worked with product and editorial teams on measurement and modeling

    Technologies:

    • Python
    • Hive
    • MySQL
    • Apache Superset
    • Machine Learning
  • -

    Remote - Remote

    Technical leadership for an international non-profit.

    Highlights:

    • Multilingual web presence and server operations
    • International conferences and logistics
    • Advocacy at the International Religious Freedom Summit

    Responsibilities:

    • Technical direction for digital infrastructure
    • Coordination with international teams

    Technologies:

    • WordPress
    • Web Development
    • Server Management
    • Event Organization
    • Advocacy
  • -

    Delaware - Remote

    Statistical analysis in Python for social neuroscience experiments.

    Highlights:

    • PsychoPy analysis tooling that shortened the lab's data pipeline ~30%

    Technologies:

    • Python
    • PsychoPy
    • Statistics
    • Research
  • -

    Middletown, NY - Intern

    Data mining and reporting for executive leadership.

    Highlights:

    • Mining scripts that cut processing time roughly in half
    • Distributed analysis across multiple company data streams

    Technologies:

    • Go
    • Python
    • MongoDB
    • PHP
    • Data Mining
  • -

    Middletown, NY - Remote

    Time series and geospatial analysis on applied data projects.

    Highlights:

    • USGS geospatial maps and visualizations under NASA / UN / USGS mentorship

    Technologies:

    • QGIS
    • JavaScript
    • Geospatial Analysis
    • Data Visualization
  • -

    San Diego, CA - Remote

    Web platform and client work for a contemporary gallery.

    Highlights:

    • Shipped the gallery's responsive web platform and client sites

    Technologies:

    • JavaScript
    • React
    • Node.js

Publications

Skills

  • AI Research
  • Machine Learning
  • NLP & LLMs
  • Data Science
  • Research Engineering

AI & ML

  • PyTorch
  • Transformers
  • LangGraph
  • MCP
  • OpenEnv
  • vLLM
  • LiteLLM
  • TransformerLens
  • Verifiers
  • Unsloth
  • wandb

Languages & Data

  • Python
  • TypeScript
  • Go
  • R
  • Mathematica
  • Pandas
  • Polars
  • NumPy
  • Plotly
  • Streamlit

Infrastructure & Tooling

  • Docker
  • Kubernetes
  • FastAPI
  • Ollama
  • Git
  • GitHub
  • AWS
  • Google Cloud
  • Spark
  • PostgreSQL
  • Redis

Education

    Ralston College

    Ralston College

    Master of Arts in Humanities
    • Full-tuition scholarship recipient
    • Completed intensive Greek Language Residency
    • Participated in educational trips to Greece and Turkey
    Fei Tian College Middletown

    Fei Tian College Middletown

    Bachelor of Science in Data Science
    • First Place Hackathon Champion
    • Academic Excellence Recipient
    Academia Vivarium Novum

    Academia Vivarium Novum

    Immersive Program in Classical Studies and Philosophy
    • Immersive program in classical languages and philosophy; lived in full linguistic immersion with Latin and Ancient Greek as the only spoken languages.
    • Studied classical texts, philosophy, and rhetoric exclusively in the original languages through daily active reading, speaking, and composition.
    Wolfram Summer School

    Wolfram Summer School

    Certificate in Artificial Intelligence & Philosophy
    • Research projects in AI and large language models
    • Wolfram Language for computational experiments
    National Taiwan Normal University

    National Taiwan Normal University

    Language Studies in Mandarin Chinese
    • Huayu Scholarship recipient
    Center for Hellenic Studies, Harvard University

    Center for Hellenic Studies, Harvard University

    Visiting Greek Scholar in Greek Studies
    • Full-time Greek language residency
    • Seminar work with visiting Hellenists

Certificates

Projects