Inactive
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PlusAI

Builds AI driving systems for commercial trucks

Machine Learning Engineer Intern - Planning

Applied Machine LearningPosted on May 22
Internship · Summer 2026Santa Clara, CA, USA$19 - $65 /hrIn-person

About the Job

Requirements

  • Expertise in trajectory prediction, behavior forecasting, and multi-agent motion modeling
  • Experience training large-scale models with self-supervision, contrastive learning, representation learning, or scene-level modeling
  • Practical experience with PyTorch, PyTorch Lightning or JAX.
  • Experience with uncertainty estimation (aleatoric, epistemic), multi-modal prediction, and probabilistic modeling
  • Understanding of autonomous vehicle stack components: localization, perception, tracking, prediction, and planning.
  • Strong debugging, experiment design, data analysis, and failure-mode investigation skills

Responsibilities

  • Multimodal Architecture Design: Modify and expand an existing Scene Transformer framework to generate a diverse set of ego-vehicle trajectories for ambiguous scenarios.
  • Loss Function Engineering: Formulate and experiment with recursive, autoregressive, and multi-step losses to stabilize long-horizon trajectory rollouts.
  • Diversity & Feasibility Optimization: Mitigate mode collapse to ensure the generated paths are distinctly varied yet kinematically feasible.
  • Evaluation & Benchmarking: Design metrics to evaluate trajectory diversity, safety, and long-horizon accuracy against real-world driving logs.

About the Company

PlusAI

Builds AI driving systems for commercial trucks

PlusAI develops AI driving software for commercial trucks, working with vehicle manufacturers and logistics partners to automate freight transport. Its SuperDrive system combines sensors, onboard computing, and AI models to understand roads, plan maneuvers, and control a truck within defined operating conditions. Truck manufacturers integrate the software into their vehicles, and PlusAI engineers develop and validate the virtual driver for use on freight routes. It also sells autonomous-driving data and development tools through HyperFoundry, and plans to charge for SuperDrive according to truck usage. PlusAI was founded in 2016 and is headquartered in Santa Clara, California.

Company size
201-500
Company stage
IPO
Headquarters
Santa Clara, CA
Founded
2016

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