Decision Intelligence Engineer - Next Best Action
Core
Design, train, and improve reinforcement learning policies for Humana's Next Best Action platform to optimize member decision-making in healthcare.
Role type
Senior IC Decision Intelligence Engineer (Reinforcement Learning)
Builds
Production decisioning algorithms and training pipelines for healthcare member engagement
Domain
Healthcare / Reinforcement Learning / Operations Research
Deliverable
production ML models
Required skills
Reinforcement Learning (PPO, A3C, DQN, CQL), Markov Decision Processes, Python, PyTorch/TensorFlow, Ray RLlib, Databricks, PySpark, MLflow, Constrained Optimization, Simulation/Discrete-event modeling
Preferred skills
Multi-agent RL, Operations Research (Linear/Mixed-Integer Programming), Regulated domain experience, Gymnasium/SimPy/AnyLogic, OpenTelemetry
Technologies
Databricks, Ray RLlib, PySpark, MLflow, PettingZoo, Gymnasium, SimPy, TensorFlow, PyTorch
Responsibilities
Design and evaluate RL algorithms for long-horizon sequential decision-making; Build simulation and backtesting environments for policy safety; Own nightly distributed training workflows; Implement constraint handling for clinical eligibility; Collaborate on feedback loop contracts for retraining; Document model behavior and limitations for compliance.
Seniority
Senior, hands-on IC
