Staff Fullstack Engineer - Simulation

Relha LLC; Sunnyvale (CA); Hybrid; USD 189,000 - 291,000; Full time

Benefits offered by this job

Medical

Dental

Vision

Health Savings Account

Flexible Spending Accounts

retirement savings plan

Sickness and accident benefits

Life insurance

Paid vacation & holidays

Tuition assistance programs

Employee assistance program

GM vehicle discounts

Job summary

General Motors' simulation team is seeking a staff fullstack engineer to lead architectural decisions for our Simulation Scenario Definition platform and its programmatic TS/Python SDK. You will design scalable graphical editing tools used by hundreds of engineers to define complex traffic, environment, and sensor scenarios.

You will mentor engineers, drive API design excellence, and advance our Python infrastructure for serialization, validation, and cloud integration, contributing to safe

Qualifications

• 7+ years of professional software development experience on large-scale platforms, tooling, or SDKs.
• Proven track recordLeading technical architecture and multi-quarter projects from concept to production.
• Front-end engineering experience on graphical apps using TypeScript with React or Vue, and graphics libraries such as WebGL/Three.js/MapboxGL.
• Expert-level Python with API/SDK development and performance optimization.
• Experience mentoring mid-level and senior engineers and improving code quality.

Responsibilities

• Define the architectural roadmap for the Simulation Scenario Definition platform and its TS/Python SDK.
• Lead the design of next-generation graphical editing tools used by hundreds of engineers.
• Drive evolution of Python infrastructure for core algorithms, serialization, validation, and cloud integration.
• Mentor engineers, raise technical standards for API design, code quality, and testing practices.

Skills

TypeScript/React

WebGL/Three.js

Python

API design

Mentoring

Job description

GM’s simulation team is looking for an experienced staff fullstack engineer to be a key technical leader in our mission to deliver autonomous driving technologies safely. This is a high-impact role where your work directly enables the validation of our most complex AI-driven systems.

Responsibilities

Technical Vision: Define the architectural roadmap for our Simulation Scenario Definition platform and/or its programmatic Typescript/Python SDK.

Scalable Tooling: Lead the design and implementation of our next-generation graphical editing tools used by hundreds of engineers to precisely define complex traffic, environment, and sensor scenarios.

Performance & Infrastructure: Drive the evolution of our Python infrastructure, focusing on core algorithms for scenario serialization, validation, and integration with our large-scale cloud compute cluster.

Mentorship: Act as a hands-on mentor, setting the engineering excellence standard for API design, code quality, and testing practices across the team.

Required Qualifications

7+ years of professional experience minimum in software development, with a significant portion focused on large-scale platforms, tooling, or SDK development.

Proven ability to lead technical architecture and drive complex, multi-quarter projects from concept to production.

Strong experience with front-end engineering for sophisticated graphical applications using TypeScript (e.g., using modern frameworks like React or Vue, and graphical/mapping libraries like WebGL/Three.js, or MapboxGL).

Expert-level proficiency in Python, including deep knowledge of best practices, performance optimization, and building robust APIs/SDKs for external consumers.

A track record of mentoring and coaching mid-level and senior engineers, raising the technical bar, and driving code quality standards within a team.

Desired Skills (Bonus Points)

Solid foundation in 3D graphics, computational geometry, and/or real-time simulation concepts.

Direct experience developing or extending a Domain-Specific Language (DSL) or high-level scripting language.

Background in game engines (e.g., Unity, Unreal) or other professional simulation software.

Experience in data visualization techniques for large, complex datasets.

Familiarity with the architecture of Autonomous Vehicle (AV) technology (e.g., perception, planning, controls) or other complex robotics/safety-critical systems.

Compensation:

The expected base compensation for this role is: $189,300 - $290,700. Actual base compensation within the identified range will vary based on factors relevant to the position.

You also need to include general information about potential commissions, if applicable.

Bonus Potential: An incentive pay program offers payouts based on company performance, job level, and individual performance.

Benefits: GM offers a variety of health and wellbeing benefit programs.

• medical
• dental
• vision
• Health Savings Account
• Flexible Spending Accounts
• retirement savings plan
• sickness and accident benefits
• life insurance
• paid vacation & holidays
• tuition assistance programs
• employee assistance program
• GM vehicle discounts

Company Vehicle: Upon successful completion of a motor vehicle report review, you will be eligible to participate in a company vehicle evaluation program, through which you will be assigned a General Motors vehicle to drive and evaluate. Note: program participants are required to purchase/lease a qualifying GM vehicle every four years unless one of a limited number of exceptions applies.

GM does not provide immigration-related sponsorship for this role. Do not apply for this role if you will need GM immigration sponsorship now or in the future. This includes direct company sponsorship, entry of GM as the immigration employer of record on a government form, and any work authorization requiring a written submission or other immigration support from the company (e.g., H1-B, OPT, STEM OPT, CPT, TN, J-1, etc).

About GM

Our vision is a world with Zero Crashes, Zero Emissions and Zero Congestion and we embrace the responsibility to lead the change that will make our world better, safer and more equitable for all.

Why Join Us

We believe we all must make a choice every day – individually and collectively – to drive meaningful change through our words, our deeds and our culture. Every day, we want every employee to feel they belong to one General Motors team.

Benefits Overview

From day one, we're looking out for your well-being–at work and at home–so you can focus on realizing your ambitions. Learn how GM supports a rewarding career that rewards you personally by visiting Total Rewards resources.

Non-Discrimination and Equal Employment Opportunities (U.S.)

General Motors is committed to being a workplace that is not only free of unlawful discrimination, but one that genuinely fosters inclusion and belonging. We strongly believe that providing an inclusive workplace creates an environment in which our employees can thrive and develop better products for our customers.

All employment decisions are made on a non-discriminatory basis without regard to sex, race, color, national origin, citizenship status, religion, age, disability, pregnancy or maternity status, sexual orientation, gender identity, status as a veteran or protected veteran, or any other similarly protected status in accordance with federal, state and local laws.

Accommodations

General Motors offers opportunities to all job seekers including individuals with disabilities. If you need a reasonable accommodation to assist with your job search or application for employment, email us or call us at 1-800-865-7580. In your email, please include a description of the specific accommodation you are requesting as well as the job title and requisition number of the position for which you are applying.