Principal Applied AI Researcher: Agentic Retrieval & LLM

Nebius; Amsterdam; On-site; EUR 80,000 - 120,000; Full time

Benefits offered by this job

Competitive compensation

Career growth and learning opportunities

Flexibility and ownership

Collaborative and innovative culture

International environment and talented teams

Job summary

Nebius is seeking a Staff or Principal Applied AI Researcher to join a fast-growing team based in Amsterdam. The role focuses on designing and building agent native search systems that optimize machine consumption over traditional search UX.

This position offers significant ownership over AI research direction and system design, requiring strong experience in AI systems, applied research, and effective programming skills in Python and related technologies. Competitive compensation and growth opportunities are part of the benefits.

Qualifications

• 8+ years of experience in applied AI, ML, or software engineering.
• Proven track record of shipping ML or AI systems to production at scale.
• Strong programming skills in Python and at least one of Go, C++, or similar.

Responsibilities

• Drive applied research and technical direction across retrieval and ranking systems.
• Design and evolve multi stage retrieval architectures.
• Develop methods for grounding LLMs in real time web data at scale.
• Lead experimentation on modern retrieval approaches.

Skills

Applied AI

Machine Learning

Software Engineering

Search Systems

Python programming

Go or C++

Job description

Nebius is seeking a Staff or Principal Applied AI Researcher to join a fast-growing team based in Amsterdam. The role focuses on designing and building agent native search systems that optimize machine consumption over traditional search UX.

This position offers significant ownership over AI research direction and system design, requiring strong experience in AI systems, applied research, and effective programming skills in Python and related technologies. Competitive compensation and growth opportunities are part of the benefits.