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Mateo del Rio Lanse

Building AI infrastructure, and probing where it breaks.

Overview

Software Engineering Intern @Options Technology

Engineering Manager & ML Engineer @Generative AI at Cornell

GitHub Contributions

Hello

  • I’m Mateo — an Electrical & Computer Engineering student at Cornell, working on the infrastructure that serves large models and the research that stress-tests them.
  • At Options Technology I build PrivateMind, private AI infrastructure serving open-weight models on B300/B200 GPUs across colocated data centers in New York and London.
  • At the Cornell NLP Group I work on LLM safety alignment, evaluating frontier models under adversarial prompting.
  • Author of Open Weight, Open Risk, a training-free jailbreak that steers a target model’s chain-of-thought, and Dispatch, an agentic pentesting platform that won Best Developer Tool at the 2026 Cornell AI Hackathon.

Blog(1)

Stack

Experience

Options Technology

Location
New York, New York
Location type
(On-site)
Employment status
Current
  • Developing PrivateMind, Options IT's secure and private AI infrastructure for enterprise environments.
  • Deploying distributed systems to serve open-weight models across NVIDIA B300/B200 GPU infrastructure.
  • Leveraging data center colocation across major financial hubs New York and London to deliver low-latency compute while enforcing hardware-isolated, zero-trust boundaries for T1 financial institutions.
  • Kubernetes
  • OpenShift
  • vLLM
  • SGLang
  • CUDA C++
  • Distributed Systems

Cornell University

Location
Ithaca, New York
Location type
(On-site)
  • Led 8-person engineering team at Cornell in building an ESG risk monitoring platform for Investcorp's investment portfolio business, driving engineering efforts while coordinating with stakeholders worldwide (Feb. 2026 – May 2026).
  • Implemented vendor due diligence agentic pipeline with fintech company QuickFi (Sept. 2025 – Dec. 2025).
  • TypeScript
  • Python
  • Agentic Pipelines
  • Engineering Management
  • Collaborated with a PhD researcher in Cornell NLP Group on LLM safety alignment.
  • Engineered pipeline to evaluate safety-alignment across frontier models in adversarial prompt settings.
  • Worked with B200-class GPUs to run LLMs locally, using tools like vLLM and SGLang.
  • Python
  • vLLM
  • SGLang
  • LLM Safety
  • Evaluation

Hospital for Special Surgery

Location
New York, New York
Location type
(On-site)
  • Python
  • ESM
  • Protein Embeddings
  • R

Education

  • Bachelor of Science in Electrical & Computer Engineering, GPA 3.75 / 4.00.
  • Expected graduation: December 2028.
  • C
  • C++
  • CUDA C++
  • Python
  • Rust
  • Computer Architecture
  • Machine Learning

Projects(4)

  • Agentic penetration testing platform that turns vulnerability findings into ready-to-merge GitHub PRs. / Best Developer Tool — Cornell AI Hackathon 2026

    • Orchestrates security agents using Mastra and OpenRouter, with isolated execution via Blaxel Sandboxes
    • Slackbot and Datadog middleware for triggering scans and ingesting logs to surface findings
    • Converts raw scan output into reviewable, mergeable remediation PRs
    • TypeScript
    • Mastra
    • OpenRouter
    • Blaxel Sandboxes
    • Datadog
    • Slack API
    • Agentic Systems
    • Security
  • Training-free jailbreak in which an uncensored model steers the target's chain-of-thought. / Publication · Source

    • Achieves near-universal compliance across open-weight models (DeepSeek, Kimi, GLM, Qwen)
    • Iterative prompt injection and LLM-as-judge pipelines to streamline evaluation
    • Evaluated 15 frontier models across 800 WMDP-derived biosecurity and chemical security requests
    • Python
    • vLLM
    • SGLang
    • LLM Safety
    • Red Teaming
    • Evaluation
    • Research

Awards(3)

Bookmarks(2)

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