Remote Python Infra Engineer for LLM Training and Tooling

OpenTrain AI, Inc.; United States; Remote; USD 47,000 - 58,000; Part time

Job summary

OpenTrain AI, Inc. is seeking a part-time, fully remote contractor to build Python infrastructure for LLM training and agent evaluation.

You will create secure sandboxes, task frameworks, scoring pipelines, and reusable Python repositories, with a focus on developer environments that help AI researchers iterate on tasks. The role requires deep Linux and Docker knowledge, experience with FastAPI or Flask back ends, pytest-driven testing, and the ability to guide researchers within a collaborative

Qualifications

• At least five years of hands-on Python experience.
• Deep Linux and Docker knowledge; experience designing CI/CD pipelines.
• Back-end skills with FastAPI or Flask.
• Testing with pytest-driven approaches.
• Familiarity with devcontainers and Makefiles.

Responsibilities

• Build and maintain infrastructure behind LLM training and agent evaluation.
• Create reusable Python repositories and developer environments.
• Develop secure sandboxes for agent tasks and scoring pipelines.
• Design task frameworks and automated scoring pipelines.
• Guide AI researchers through infrastructure and tooling.

Skills

Python

Collaboration

English communication

Hands-on experience

Tools

Docker

Linux

CI/CD pipelines

FastAPI

Flask

pytest

devcontainers

Makefiles

GitHub Actions

Job description

OpenTrain AI, Inc. is seeking a part-time, fully remote contractor to build Python infrastructure for LLM training and agent evaluation.

You will create secure sandboxes, task frameworks, scoring pipelines, and reusable Python repositories, with a focus on developer environments that help AI researchers iterate on tasks. The role requires deep Linux and Docker knowledge, experience with FastAPI or Flask back ends, pytest-driven testing, and the ability to guide researchers within a collaborative