Senior LLM Machine Learning Scientist

About Multiverse Computing

Multiverse is a well-funded, fast-growing deep-tech company founded in 2019. We are the largest quantum software company in the EU and have been recognized by CB Insights (2023 and 2025) as one of the 100 most promising AI companies in the world.

With 180+ employees and growing, our team is fully multicultural and international. We deliver hyper-efficient software for companies seeking a competitive edge through quantum computing and artificial intelligence.
Our flagship products, CompactifAI and Singularity, address critical needs across various industries:

• CompactifAI is a groundbreaking compression tool for foundational AI models based on Tensor Networks. It enables the compression of large AI systems—such as language models—to make them significantly more efficient and portable.
• Singularity is a quantum- and quantum-inspired optimization platform used by blue-chip companies to solve complex problems in finance, energy, manufacturing, and beyond. It integrates seamlessly with existing systems and delivers immediate performance gains on classical and quantum hardware.

You’ll be working alongside world-leading experts to develop solutions that tackle real-world challenges. We’re looking for passionate individuals eager to grow in an ethics-driven environment that values sustainability and diversity.

We’re committed to building a truly inclusive culture—come and join us.

Position

As a Senior LLM Machine Learning Scientist, you will

• Join a world-class team of Quantum experts with an extensive track record in both academia and industry.
• Work with Fortune-500 customers from government and private sectors.
• Collaborate with the founding team in a fast-paced startup environment.
• Tackle high value open problems from industry.
• Collaborate with quantum experts to design and implement new machine learning models.

Your qualification

Required qualifications

• Master’s degree in Artificial Intelligence, Computer Science, Data Science and related fields.
• 5+ years industry experience in similar roles.
• Strong background and hands-on experience with different ML technologies, especially natural language processing and large language models.
• Excellent programming skills in Python and experience with relevant libraries (TensorFlow, Scikit, Pandas, etc.).
• Experience using Git, Unit Testing, and Docker.
• Experience with cloud platforms (ideally AWS).
• Excellent problem-solving skills and ability to work collaboratively in a team environment and communicate complex ideas effectively.
• Experience with distributed multi-node, multi-GPU training of LLMs.
• Ability to work with a diverse team of people, both in-person and through online resources.
• Perfect command of the English language.

Preferred qualifications

• Ph.D. in Artificial Intelligence, Computer Science, Data Science, or related fields.
• Research experience in the field of LLMs.
• Expertise in unsupervised machine learning time series.
• Experience training and deploying deep learning models on the Cloud.
• Ability to work independently and hit the ground running.

Exceptional qualifications

• Knowledge of quantum physics / quantum computing.

What we offer

• Indefinite contract.
• Equal pay guaranteed.
• Variable performance bonus.
• Signing bonus.
• Relocation package and visa support (if applicable).
• Private health insurance.
• Eligibility for educational budget according to internal policy.
• Hybrid opportunity.
• Flexible working hours.
• Language classes and discounted lunch options.
• Working in a high-paced environment, working on cutting-edge technologies.
• Career plan. Opportunity to learn and teach.
• Progressive Company. Happy people culture.