Machine Learning Engineer - Recommendations

About the company:

We run a marketplace with over 300,000 active sellers and fulfillment centres in four regions. Vieira Marketplace operates consumer websites and apps used by tens of millions of people each month. Product reviews happen on Thursdays, with demos of whatever shipped that week.

We have an immediate opening for a Machine Learning Engineer - Recommendations in São Paulo. ML engineering role focused on pipelines, serving and monitoring. You'll work alongside data scientists rather than replace them. On site, São Paulo.

Your responsibilities:

• Maintain feature pipelines and a feature store such as Feast or Tecton.
• Monitor models for drift, data quality issues and latency regressions.
• Document model cards, data sources and known failure modes.
• Handle on-call for the ML services the team owns.

What you'll need:

• 3+ years of software engineering experience, with at least two spent on ML systems in production.
• Hands-on experience with PyTorch, TensorFlow or JAX.
• Experience deploying models as services and monitoring them.
• Understanding of core ML concepts: overfitting, evaluation metrics, bias in training data.
• Comfortable with SQL and large-scale data processing in Spark or Ray.
• Knowledge of LLM APIs, prompt design and evaluation methods.

Benefits:

Compensation: R$15,500 - R$21,000 per month

• Private health insurance.
• Meal vouchers.
• Annual bonus.
• Life insurance.

Due to the number of applications, only shortlisted candidates will be contacted.

Start: Immediately.

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