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[Remote] Machine Learning Engineer | Remote

Remote · Portugal Full-time

Note: The job is a remote job and is open to candidates in USA. Crossing Hurdles is a company seeking a Machine Learning Engineer to join their team. The role involves building and maintaining data pipelines, designing reinforcement learning environments, and developing model inference systems to enhance performance and reliability.

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

  • Crossing Hurdles connects skilled professionals with opportunities across AI training platforms and high-growth companies. It was founded in 2019, and is headquartered in Gurgaon, Haryana, IND, with a workforce of 51-200 employees. Its website is https://www.crossinghurdles.com.
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