Machine Learning Intern

About us

More than 9,000 organisations use our HR and payroll suite, from regional hospitals to school districts. Product, engineering and support teams work out of offices in New York City, New York and two nearshore delivery centres. Most engineers work remotely and come into the office one week a quarter for planning.

Overview

We are building text classification and search features using LLMs and classic ML. The intern will help with experiments, evaluation and data labelling. Our team is spread across 11 countries. Headquarters is in New York City. You will intern remotely with our team in New York City. We have hosted remote interns from several countries before. Expect to work a schedule that overlaps with US Eastern business hours until about noon ET. We ship you a laptop and accessories before your first day.

What you'll do

• Clean and prepare datasets in Python using pandas and NumPy.
• Write prompts and evaluation sets for LLM features, and score the outputs.
• Fine-tune small transformer models with Hugging Face for classification tasks.
• Package a trained model behind a simple FastAPI endpoint for testing.
• Track experiments in MLflow or Weights & Biases so results can be reproduced.
• Pull data from BigQuery or PostgreSQL with SQL queries.

Requirements

• Eligible to work in Colombia.
• Available for the full internship period.
• Pursuing a degree in Computer Science, Statistics, Mathematics, Data Science or a related field, graduating in 2027 or 2028.
• Clear written English, since most discussions happen in docs and Slack threads.
• Basic statistics: distributions, hypothesis testing, sampling.
• Coursework or projects in machine learning, such as regression, classification and clustering.
• Familiar with Jupyter or Google Colab.

Bonus points

• Exposure to SageMaker, Vertex AI or Databricks notebooks.
• Experience with PyTorch or TensorFlow.

Duration: 6 months

Start date: Feb 2027

Stipend: $900 - $1,100 per month

Perks

• Online learning budget.
• Flexible hours.
• Mentorship.
• Company laptop.
• Certificate of completion.
• Letter of recommendation.

Duration: 6 months. Start: Feb 2027.

Demo job created on 11jobs for testing and demonstrations. It is not an actual opening at Piedmont Data.