AI Researcher (Early Talent)

Why work at Nebius
Nebius is leading a new era in cloud computing to serve the global AI economy. We create the tools and resources our customers need to solve real-world challenges and transform industries, without massive infrastructure costs or the need to build large in-house AI/ML teams. Our employees work at the cutting edge of AI cloud infrastructure alongside some of the most experienced and innovative leaders and engineers in the field.

Where we work
Headquartered in Amsterdam and listed on Nasdaq, Nebius has a global footprint with R&D hubs across Europe, North America, and Israel. The team of over 1400 employees includes more than 400 highly skilled engineers with deep expertise across hardware and software engineering, as well as an in-house AI R&D team.

The Role

We are opening a 3–6 month Early Career program within our AI R&D team. You will work alongside experienced researchers to solve challenges in LLMs, reinforcement learning, and agentic systems.

We are looking for Early talents to support research in:

Reinforcement learning for agents and reasoning models
Building reinforcement learning environments
Efficient model distillation and evaluation

Your responsibilities will include:

Assist in designing and running experiments to train LLMs
Help analyze experimental results and document findings
Write and maintain code for data mining, processing, and model evaluation
Collaborate with the team to explore new methods in reinforcement learning for agents
Participate in technical discussions and discuss future steps of research
We expect you to have: Strong knowledge of computer science and machine learning fundamentals
Experience with Python and familiarity with deep learning frameworks
Ability to write clean, efficient code
Strong problem-solving skills and a willingness to learn quickly
Good communication skills in English
Nice to have: Previous experience with NLP/reinforcement learning/AI agents projects
Familiarity with current LLM concepts
Enrollment in or completion of a degree in Computer Science, AI, or a related field
Contributions to open-source projects

What we offer

- Competitive salary and comprehensive benefits package
- Mentorship from experienced AI, ML, and cloud infrastructure professionals
- Hands-on experience with real customer workloads and production systems
- Remote work flexibility and a collaborative, supportive team environment
- Opportunity to be considered for a full-time role after the Early Talent Program

We’re growing and expanding our products every day. If you’re up to the challenge and are excited about AI and ML as much as we are, join us!

What we offer 

- Competitive salary and comprehensive benefits package.
- Opportunities for professional growth within Nebius.
- Flexible working arrangements.
- A dynamic and collaborative work environment that values initiative and innovation.

We’re growing and expanding our products every day. If you’re up to the challenge and are excited about AI and ML as much as we are, join us!