CareerPlanSign in

Machine Learning Engineer

Paris, FR💼 Full-time🗓 2026-08-28 → 2026-09-11

Core

Building and scaling LLM and agentic features for an AI platform dedicated to B2B sales, focusing on orchestration, tool execution, and production reliability.

Role type

Machine Learning Engineer (LLM & Agentic Systems)

Builds

Autonomous conversational agents, LLM features, and the underlying ML infrastructure for a B2B sales intelligence platform.

Domain

AI for Sales / B2B SaaS

Deliverable

production ML models | product features | infrastructure

Required skills

Python, LLMs (prompt design, evaluation, cost/performance trade-offs), agentic systems (tool execution, workflows, memory architectures), LangChain/LangGraph, NLP concepts (transcription, embeddings), ML fundamentals, FastAPI, Uvicorn, DeepEval, MCP

Preferred skills

Low-level languages (Java, C), ASR systems experience, open-source research in agentic systems

Technologies

LangChain, LangGraph, FastAPI, Uvicorn, DeepEval, MCP, Python

Responsibilities

Design and optimize the agentic stack for conversational agents; architect end-to-end LLM features including orchestration and monitoring; develop ML infrastructure for observability and scaling; build robust evaluation datasets and pipelines; collaborate with software engineers on scalable infrastructure; partner with product managers on feature feasibility and delivery; contribute to technical strategy and architecture decisions; stay updated on LLM and agentic system research.

Seniority

Mid-level (2-5 years experience), hands-on IC

Sourced via teamtailor · Listed on CareerPlan, which tracks 70,000+ jobs from 20+ sources.