DiDi Global
Automotive & MobilityDirect Greenhouse career site

Motion Planning Engineer (PhD, Intern)

Pay
$46 per hour
Location
San Jose, CA · On-site
Job type
Internship
Level
Entry level
Education
Doctorate
Listed
30 days ago

Skills & highlights for this role

  • motion planning algorithms
  • trajectory optimization
  • C++
  • behavioral planning

Also useful

  • multi-agent interaction modeling
  • simulation and root-cause debugging

About The Role

We are seeking a motivated PhD graduate with a strong research background in motion planning, robotics, or autonomous systems. In this role, you will apply your expertise in algorithm design and system integration to help develop next-generation planning capabilities for autonomous vehicles.

Responsibilities

  • Implement novel solutions for Behavioral Planning, enabling high-level decision-making for lane changes, merges, yields, and multi-agent interactions.
  • Design and optimize motion planning algorithms that integrate geometry-based path reasoning and context-aware speed reasoning into smooth, safe trajectories.
  • Develop and improve core geometry and velocity planning systems to ensure feasibility, compliance, and comfort across diverse driving scenarios.
  • Model complex driving environments and agent behaviors to create a robust world representation for planning under uncertainty.
  • Formulate cost functions and optimization frameworks that balance safety, comfort, and efficiency in trajectory selection.
  • Analyze, test, and debug system performance through simulation and real-world data, conducting root-cause investigations and proposing enhancements.
  • Collaborate with researchers and engineers across Perception, Prediction, and Control to ensure an integrated, reliable autonomy stack.

Qualifications

  • Recently completed or soon-to-complete PhD in Robotics, Computer Science, Electrical Engineering, or a related field.
  • Research or Internship experience in one or more of the following:
  • Motion planning algorithms (optimization, sampling, graph/search-based methods)
  • Behavioral planning and decision-making under uncertainty
  • Trajectory optimization and control
  • Multi-agent interaction modeling
  • Proven research ability demonstrated by publications in top-tier conferences (e.g., RSS, ICRA, IROS, CVPR, NeurIPS, CoRL).
  • Hands-on experience in C++ for implementing complex, real-time algorithms.
  • Excellent analytical and communication skills, with a collaborative mindset.
  • For Internship Applicants: This role offers a clear pathway, with top-performing interns receiving the opportunity to convert to a full-time engineer upon successful completion of the program.

Pay and benefits

The hourly rate for the Intern position in the selected city is $46. Interns will also be eligible for Intern benefits.

Applications are accepted on an ongoing basis. This posting is for an existing vacancy.

I acknowledge that prior to submitting this application, I have read and accepted the Privacy Notice for California Residents which is available on

About The Company

DiDi's autonomous driving unit was established in 2016 with the mission of developing Level 4 autonomous driving (AD) technology to make transportation safer and more efficient. In August 2019, the unit became an independent company, DiDi Autonomous Driving, dedicated to advanced AD R&D, product application, and business expansion. We believe integrating AD technology into a shared-mobility fleet will generate immense social value. By leveraging DiDi's specialized technology, operational expertise, and integrated ecosystem, we are positioned to build and operate a highly efficient, user-oriented autonomous fleet.

Read the original posting

From DiDi Global's careers page, first listed on Rolev.ai on October 10, 2026. Rolev.ai is not the employer.

How Rolev.ai helps with this application

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Common questions

What is the salary for the Motion Planning Engineer (PhD, Intern) role at DiDi Global?

The Motion Planning Engineer (PhD, Intern) posting at DiDi Global states compensation of $46 per hour. It is listed as a internship position. Final pay may depend on location, experience, and interview evaluation on DiDi Global's official career site.

Where is the Motion Planning Engineer (PhD, Intern) job at DiDi Global located?

This Motion Planning Engineer (PhD, Intern) position at DiDi Global is located in San Jose, CA (On-site). Always check DiDi Global's application page for specific state eligibility or relocation policies.

What qualifications are required for Motion Planning Engineer (PhD, Intern) at DiDi Global?

For the Motion Planning Engineer (PhD, Intern) role, DiDi Global highlights a doctorate; experience with motion planning algorithms, trajectory optimization, C++, behavioral planning. Rolev.ai can score your existing resume against these requirements and show any skill gaps before you apply.

How do I apply for the Motion Planning Engineer (PhD, Intern) position at DiDi Global?

This listing links directly to DiDi Global's Greenhouse application page. You can apply directly on DiDi Global's site, or use Rolev.ai to check your resume fit, generate a zero-hallucination tailored resume and cover letter for this posting, and autofill the Greenhouse application form in 1 click with the Rolev.ai Chrome extension. You always review the form and press Submit yourself.