Senior ML Engineer

New
C
CosunoConstruction Technology
Fully remote team and work cultureFull-TimeSenior
Salary not disclosed
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Job Details

Experience
5+ years
Required Skills
Node.jsPythonMachine LearningPyTorchTypeScriptReactDeep LearningLLM

Requirements

  • 5+ years of experience building, training, and shipping machine learning models (classical ML and deep learning) in production.
  • Fluency in a modern deep learning framework, ideally PyTorch.
  • 5+ years of experience writing production-grade Python with clean, well-structured code.
  • Deep hands-on experience building and deploying LLM/agent systems including RAG, tool use, multi-step reasoning, and evaluations.
  • Strong understanding of model evaluation techniques like offline metrics and online A/B tests.
  • Experience shipping features into production systems, including backend services, APIs, and frontend integration.
  • Proficiency with TypeScript, React, and Node for full-stack integration.
  • Strong product mindset with ability to handle ambiguity and prioritize shipping.
  • Analytical problem-solving skills and a bias for data-driven action.

Responsibilities

  • Take new models and AI capabilities from idea to production by designing, training, evaluating, and deploying them end-to-end.
  • Improve price prediction models using data to help users make better procurement decisions.
  • Iterate on ranking, search, and retrieval systems to match subcontractors to tenders.
  • Design offline evaluations and run online A/B tests to drive metrics-led iteration.
  • Develop and improve agentic systems that orchestrate multi-step reasoning for complex workflows.
  • Ship work into production, including model, backend service, API, and TypeScript web app integration.
  • Collaborate with Product, Engineering, and Data teams to translate business problems into ML/AI features.
  • Maintain, monitor, and continuously improve deployed production ML/AI systems.
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