[Remote] Machine Learning Engineer | Remote

Note: The job is a remote job and is open to candidates in USA. Crossing Hurdles is hiring a Member of Technical Staff, Forward Deployed, to support U.S. government-focused technical initiatives. The role involves building machine learning infrastructure, reinforcement learning environments, scalable inference systems, AI platform integrations, and secure agentic systems, while transitioning prototypes into reliable production systems.

Responsibilities

• Build and maintain data pipelines for model training, evaluation, and research workflows
• Design and run reinforcement learning environments for experimentation and training
• Develop and scale model inference systems to enhance performance and reliability
• Implement and maintain software development kits and integrations across frontier AI platforms
• Construct agentic systems using modern large language model stacks, ensuring security and reliability
• Transition systems from prototype to production while maintaining high standards of reliability and security

Skills

• Have strong experience as a Python engineer with end-to-end ownership of projects
• Have experience with large language models and agentic systems, such as LangChain or LangGraph
• Have built or maintained data pipelines and machine learning infrastructure
• Be familiar with reinforcement learning workflows or simulation environments
• Have experience with distributed systems or scaling inference processes
• Be comfortable operating in high-security and high-reliability environments

Company Overview