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Home / AI Engineer

AI Engineer

  • Full Time
  • Anywhere

Madiff

This is a remote position.

We are seeking aSenior AI Engineerwith a strong background inNode.jsand hands-on experience integratingAI and LLM-based solutionsinto scalable backend architectures. This is not a traditional data scientist role — we’re looking for an experienced software engineer who understands bothbackend system designand how to leverage modernAI toolssuch asLangGraph,LangChain, andVector Databases.

Key Responsibilities

  • Architect and implement backend services forAI-powered systems and tools

  • Build intelligent agents and automation workflows usingLangGraphorLangChain

  • Connect and operateVector Databases(e.g., Pinecone, Weaviate, Chroma)

  • Lead and maintainNode.js-based backend architectures

  • Design and optimizeprompt workflowsfor AI integration

  • Integrate external APIs and third-party AI services (OpenAI, Anthropic, etc.)

  • Collaborate with frontend developers and product stakeholders to deliver seamless solutions

Requirements

  • Minimum 4 years of software development experience (Node.js preferred)

  • At least 2 years of experience working with AI/LLM applications

  • Hands-on experience with LangChain, LangGraph, or similar frameworks

  • Solid knowledge of vector databases and retrieval-augmented generation pipelines

  • Strong background in API design, prompt engineering, and deployment best practices

  • Proficiency in both Node.js and Python

  • Fluent in Polish and English (C1 level)

Nice to Have

  • Experience buildingAI co-pilots, chatbots, orconversational AI tools

  • Working knowledge ofReactorNext.jsfor integrating backend and UI

  • Familiarity with LLM providers such as OpenAI, Anthropic, or Gemini

Benefits

  • Solid, competitive salary.
  • Work in multilingual, multinational and multicultural environment on international projects
  • Medical care

Originally posted on Himalayas

To apply for this job please visit himalayas.app.

About this role & career path

Working in United States

The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic consisting of 50 states and a federal capital district, Washington, D.C. The 48 contiguous states border Canada to the north and Mexico to the south, with the semi-exclave of Alaska in the northwest and the archipelago of Hawaii in the Pacific Ocean. The United States also asserts sovereignty over five major island territories and various uninhabited islands in Oceania and the Caribbean. It is a megadiverse country, with the world's th

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