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AI Software Engineer (senior/staff level)

Paris🌐 Remote💼 Full-time🗓 2026-03-25 → 2026-09-27

Core

Design, build, and scale an AI-powered shopping agent that guides users to ideal products based on price, quality, and environmental impact.

Role type

Senior/Staff AI Software Engineer (Agentic Systems)

Builds

Joko AI shopping assistant, agentic system architecture, and production-grade AI infrastructure.

Domain

E-commerce, AI/ML, Agentic Systems

Deliverable

production ML models | product features | infrastructure

Required skills

Agentic frameworks (LangChain, LangGraph), LLM APIs, LLM observability, evaluation frameworks, model fine-tuning, data ingestion at scale, system architecture, latency optimization

Preferred skills

AI/ML background or degree, full-stack capabilities, rapid prototyping

Technologies

LangChain, LangGraph, LangFuse, LLM APIs

Responsibilities

Own agent architecture and evolution; design evaluation frameworks; expand tool capabilities (web/vector search); ingest and enrich massive product catalogs; leverage user data for personalization; prototype new features; optimize models for quality/cost/latency; manage runtime scalability; collaborate on UX design.

Seniority

Senior/Staff, hands-on IC with ownership

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