pony.ai
Software Engineer - Evaluation
$120K–$200K
Fremont, California · Full-time · Posted Oct 26, 2026
- Education
- BS/MS or Ph.D in Computer Science or a related field
About the job
Designs evaluation algorithms, metrics, data pipelines, simulation and testing systems, and backend services for autonomous-driving AI and LLM workflows.
What you'll do
- Develop algorithms, evaluation metrics, testing frameworks, and simulation environments for AI decision-making and business systems.
- Build scalable data pipelines, toolchains, and high-performance backend services for large-scale processing and real-time events.
- Improve production monitoring and LLM workflows, including model reasoning controls, guardrails, and hallucination mitigation.
What they ask for
- Strong programming skills in C/C++, Python, and software design.
- Strong foundation in mathematics and theoretical computer science.
- Engineering discipline or strong interest and potential in building large-scale systems while optimizing performance, complexity, and cost.
- BS/MS or Ph.D in Computer Science or a related field.
Pay
$120,000 - $200,000 USD annually (base salary)
Tools
C/C++, Python, Large Language Models (LLMs)
AI focus
Develop evaluation algorithms and metrics for AI decision-making, and engineer LLM workflows with reasoning controls, guardrails, and hallucination mitigation.
Model-written summary · the original posting is authoritative