AI Engineer

This is a remote position.
We are seeking a Senior AI Engineer with a strong background in Node.js and hands-on experience integrating AI and LLM-based solutions into scalable backend architectures. This is not a traditional data scientist role — we’re looking for an experienced software engineer who understands both backend system design and how to leverage modern AI tools such as LangGraph , LangChain , and Vector Databases .
Key Responsibilities
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Architect and implement backend services for AI-powered systems and tools

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Build intelligent agents and automation workflows using LangGraph or LangChain

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Connect and operate Vector Databases (e.g., Pinecone, Weaviate, Chroma)

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Lead and maintain Node.js-based backend architectures

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Design and optimize prompt workflows for AI integration

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

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Collaborate with frontend developers and product stakeholders to deliver seamless solutions

Requirements

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

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

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

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Solid knowledge of vector databases and retrieval-augmented generation pipelines

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

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Proficiency in both Node.js and Python

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Fluent in Polish and English (C1 level)

Nice to Have
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Experience building AI co-pilots , chatbots, or conversational AI tools

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Working knowledge of React or Next.js for integrating backend and UI

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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