Ctgt

Ctgt

Machine Learning Engineer: LLM Interpretability & Systems

San Francisco · Senior

Sponsorship not specifiedDetected 117 days ago
TypeScriptPythonRustReactNode.jsPostgreSQLMachine LearningLLMs

About the role

  • A new open-source model is released and you are compelled to reach inside and understand how it actually works.
  • You instinctively try to push it beyond what most people say is already impressive.
  • You observe model behavior and don't think, "What's a better prompt?", but "How do I improve its fundamentals?"

Responsibilities

  • Build the evaluation and deployment loops needed to ship changes reliably into enterprise environments.
  • Design and optimize the feature-level intervention systems that enable deterministic policy enforcement at inference time.
  • Can read a paper, decide what matters, and implement it.
  • determine how a model can be improved for a specific purpose and build the systems that operationalize that within our platform.
  • Real Impact: You will work directly on the core systems that determine how models perform in the wild.

Requirements

  • We operate with a high degree of trust.
  • You are expected to form strong technical opinions and execute on them.
  • Autonomy & Trust: We operate with a high degree of trust.

Skills

  • Postgresql, vector, and graph databases
  • ML: Self hosted models on multiple GPU providers and frontier APIs

Compensation

  • Competitive base compensation, plus significant equity in a venture-backed company with institutional investors including Google's Gradient Ventures, General Catalyst, and Y Combinator.
  • We want people who think and act like owners.

Benefits

  • Compensation & Equity: Competitive base compensation, plus significant equity in a venture-backed company with institutional investors including Google's Gradient Ventures, General Catalyst, and Y Combinator.
  • Strong understanding of Transformer architectures, PyTorch internals, and the mathematical foundations of deep learning.

This listing is sourced directly from Ctgt's careers page and normalized into a canonical job model.