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Senior Machine Learning Engineer (IntelliJ AI)

Deutschland💼 Full-time🗓 2026-03-18 → 2026-08-07

Core

Designing and driving evaluation frameworks, diagnosing model performance issues, and building helper models to embed advanced AI features into JetBrains IDEs.

Role type

Senior IC machine learning engineer (LLMs and agents)

Builds

AI assistance features for the entire development lifecycle within JetBrains IDEs

Domain

Developer tools / IDEs / Large Language Models (LLMs) / Agent systems

Deliverable

production ML models

Required skills

LLM evaluation methods, end-to-end experiment design, context-aware pipelines, Python programming, fine-tuning small models, agent system architecture

Preferred skills

Agent-based systems orchestration, Kotlin programming

Technologies

Python, LLMs, agent frameworks

Responsibilities

Design evaluation frameworks and metrics for AI features; Diagnose model performance issues and translate findings into improvements; Experiment with contexts and lightweight models; Act as ML liaison for product teams; Build and maintain helper models (re-rankers, classifiers, embeddings); Mentor junior engineers

Seniority

Senior, hands-on IC with mentorship responsibilities

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