Decision Intelligence Engineer: RL for Healthcare (Remote)

Humana Inc; Tallahassee (FL); Hybrid; USD 129,000 - 178,000; Full time

Job summary

Humana Inc. is seeking a Decision Intelligence Engineer to design, train, and continuously improve the reinforcement learning policy for the Next Best Action platform.

You will own the full RL lifecycle from feature engineering and reward design to distributed training, evaluation, and production deployment for 8 million members. The role is hands-on and research-oriented, involving implementation of RL algorithms, instrumentation of training pipelines, and close collaboration with data and

Qualifications

• Bachelor's degree in computer science or related field.
• 8+ years of software engineering experience building and operating large-scale production systems.
• 3+ years of hands-on experience implementing reinforcement learning or deep learning systems in production.
• Proficiency in Python 3.x; experience with PyTorch or TensorFlow for policy network implementation.
• Experience with Ray RLlib for distributed RL training at scale.
• Experience with Databricks, PySpark, and Delta Lake for large-scale ML pipelines.
• Experience with MLflow for experiment tracking, model registry, and artifact management.
• Track record of shipping ML systems that operate reliably under production load.

Responsibilities

• Design, implement, and evaluate RL algorithms suited to healthcare decisioning.
• Define and maintain the member state representation and action space.
• Apply Bellman equation, reward shaping, and constraint mapping into learning objective.
• Manage exploration-exploitation tradeoffs in a production environment.
• Build simulation and backtesting environments for policy evaluation.
• Instrument training runs with MLflow and track hyperparameters and metrics.
• Own nightly Databricks training workflow and feature engineering pipelines.
• Collaborate with Data Engineering to ensure reproducible training inputs.
• Write production-quality PySpark feature engineering jobs and maintain data lineage.

Skills

Python

PyTorch

TensorFlow

Ray RLlib

Databricks PySpark

Delta Lake

MLflow

PettingZoo

Gymnasium

Reinforcement learning

Education

Bachelor's degree in computer science or related field

Tools

Databricks

PySpark

Delta Lake

MLflow

Ray RLlib

PettingZoo

Job description

Humana Inc. is seeking a Decision Intelligence Engineer to design, train, and continuously improve the reinforcement learning policy for the Next Best Action platform.

You will own the full RL lifecycle from feature engineering and reward design to distributed training, evaluation, and production deployment for 8 million members. The role is hands-on and research-oriented, involving implementation of RL algorithms, instrumentation of training pipelines, and close collaboration with data and