Upwork

Lead Machine Learning Engineer – AI Agents

Upwork

full-time

Posted on:

Location Type: Remote

Location: Remote • 🇺🇸 United States

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Salary

💰 $195,000 - $296,000 per year

Job Level

Senior

Tech Stack

Python

About the role

  • Architect and implement scalable infrastructure to support LLM-based Agentic systems, including multi-agent pipelines, and real-time orchestration.
  • Design APIs, SDKs, and internal tooling to accelerate productivity through AI agent adoption.
  • Drive developer advocacy by partnering to produce technical content, samples, and reference architectures that simplify integration with our platform.
  • Partner with cross-functional stakeholders to align technical solutions with product strategy, ensuring high developer productivity and agent performance.
  • Provide consulting and hands-on support to teams integrating with our agentic marketplace, advocating for best practices and evolving the ecosystem based on feedback.
  • Contribute to AI/ML research initiatives where applicable, representing Upwork at conferences and in technical communities.

Requirements

  • Proven experience designing and deploying agent architectures, protocols, or LLM-powered workflows in production environments.
  • Strong engineering foundation with expertise in Python and Agent frameworks (e.g., LangChain, Autogen) and protocols (e.g., MCP, A2A).
  • Demonstrated success building developer platforms, APIs, SDKs, tools, or frameworks focusing on usability, extensibility, and developer support.
  • Familiarity with developer relations or solutions engineering, including documentation, demos, and consultative technical work.
  • You have a growth mindset, strong communication skills, and an inclusive approach to leadership.
Benefits
  • comprehensive medical coverage for you and your family
  • unlimited PTO
  • 401(k) plan with matching
  • 12 weeks of paid parental leave
  • Employee Stock Purchase Plan

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard skills
PythonAgent frameworksLangChainAutogenMCPA2AAPI designSDK developmentdeveloper platformsLLM-powered workflows
Soft skills
strong communication skillsinclusive leadershipgrowth mindset
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