Staff Software Engineer, Motion Planning

Company shown to members 🔒 · Remote · US only

US onlySeniorPublished 20 October 2026Looks fresh

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First recorded by Psst: 21 October 2026. Your first 3 jobs are free to apply to (the first right away, 2 more with your email). After that, the company and the apply link are for Psst members, from $4.99 for 7 days.

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The 20-second read

Experience
Senior
Where you can live
US only
Skills and tools
python, machine learning

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Job details

Where you can work
United States
Employment type
Not stated by the employer
Advertised pay
Not stated by the employer
Experience
Senior
Employer publication date
20 October 2026
First recorded by Psst
21 October 2026
Last checked at the source
10 November 2026

About the job

About Stack

The company is developing revolutionary AI and advanced autonomous systems designed to enhance safety, reliability, and efficiency of modern operations. The company's autonomous technology incorporates cutting-edge advancements in artificial intelligence, robotics, machine learning, and cloud technologies, empowering us to create innovative solutions that address the needs and challenges of the dynamic trucking transportation industry. With decades of experience creating and deploying real world systems for demanding environments, the Stack team is dedicated to developing an autonomous solution ecosystem tailored to the trucking industry's unique demands.

If you are an Internal Candidate, please apply via our Internal Job Board .

About the Role

We are looking for strong software engineers with motion planning experience to help develop and deploy motion planning components for autonomous trucks. In this role, you will work across all stages of the development lifecycle to design, implement, test, and evaluate new features and feature improvements which directly impact the self-driving system’s on-road performance. Our team is small, and our focus is on building a product. In this role, you will own complex technical challenges end-to-end: framing ambiguous vehicle behaviors, negotiating interfaces with upstream and downstream teams to keep the overall architecture simple, and delivering high-performance modern C++ that operates on compute-constrained platforms.

Responsibilities

  • Own delivery of motion planning features from design to integration in order to solve on-vehicle problems and deliver for customer needs - meeting product requirements and meeting the needs of the planning system, providing a safe, smooth trajectory for the system to follow.
  • Help shape long-term architecture and roadmap while ensuring timely delivery of features.
  • Work closely with systems engineers to ensure a safe, well tested product is delivered.
  • Write clean, maintainable, and high-performance software, using modern C++ and Python.
  • Work closely with other Autonomy teams (Trajectory Generation, Trajectory Evaluation, World Fusion, Prediction, Perception, Localization, Mapping, ...) to design and deploy robust solutions, encompassing all aspects of autonomous driving.
  • Work closely with verification teams to ensure proper testing and validation of the motion planning modules. Make extensive use of unit testing, simulation, and log simulation.
  • Be involved in design and iteration exercises, and help to align stakeholders by using strong presentation and communication skills.

Qualifications

  • Strong C++ & Python skills, particularly in resource-constrained environments.
  • Exceptional written and verbal communications skills.
  • Experience developing code for real-world robotics/semi-autonomous platforms.
  • An eagerness to work across the decision making stack, even on components that may not perfectly align with past experience.

#LI-AW1

We are proud to be an equal opportunity workplace. We believe that diverse teams produce the best ideas and outcomes. We are committed to building a culture of inclusion, entrepreneurship, and innovation across gender, race, age, sexual orientation, religion, disability, and identity.

Check out our Privacy Policy .

Please Note: Pursuant to its business activities and use of technology, the company complies with all applicable U.S. national security laws, regulations, and administrative requirements, which can restrict the company’s ability to employ certain persons in certain positions pursuant to a range of national security-related requirements. As such, this position may be contingent upon the company verifying a candidate’s residence, U.S. person status, and/or citizenship status. This position may also involve working with software and technologies subject to U.S. export control regulations. Under these regulations, it may be necessary for the company to obtain a U.S. government export license prior to releasing its technologies to certain persons. If the company determines that a candidate’s residence, U.S. person status, and/or citizenship status will require a license, prohibit the candidate from working in this position, or otherwise be subject to national security-related restrictions, the company expressly reserves the right to either consider the candidate for a different position that is not subject to such restrictions, on whatever terms and conditions the company shall establish in its sole discretion, or, in the alternative, decline to move forward with the candidate’s application.

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