
Multiverse Computing is the leading quantum AI software company. We apply quantum and quantum-inspired AI to solve complex problems in finance, energy, manufacturing, defense, cybersecurity, life sciences, and chemistry, delivering practical applications and tangible value today. We provide hyper-efficient software to companies wanting to gain an edge with quantum computing and artificial intelligence. One of our flagship products is Singularity, a software platform that contains quantum and quantum-inspired algorithms developed and patented through proof-of-concept trials we have been performing for industrial and service clients. Our other product CompactifAI, is an AI model compression tool that reduces AI model size while maintaining performance, leading to lower energy consumption and costs. CompactifAI is ideal for real-time processing and edge computing applications. It has been adopted by enterprises in healthcare, automotive, and telecommunications, showcasing its versatility and impact. Multiverse Computing applies these cutting edge technologies to provide companies a chance to derive value from the quantum AI revolution.

Multiverse Computing is the leading quantum AI software company. We apply quantum and quantum-inspired AI to solve complex problems in finance, energy, manufacturing, defense, cybersecurity, life sciences, and chemistry, delivering practical applications and tangible value today. We provide hyper-efficient software to companies wanting to gain an edge with quantum computing and artificial intelligence. One of our flagship products is Singularity, a software platform that contains quantum and quantum-inspired algorithms developed and patented through proof-of-concept trials we have been performing for industrial and service clients. Our other product CompactifAI, is an AI model compression tool that reduces AI model size while maintaining performance, leading to lower energy consumption and costs. CompactifAI is ideal for real-time processing and edge computing applications. It has been adopted by enterprises in healthcare, automotive, and telecommunications, showcasing its versatility and impact. Multiverse Computing applies these cutting edge technologies to provide companies a chance to derive value from the quantum AI revolution.
Founding: Founded in 2019, headquartered in Donostia / San Sebastián, Spain
Focus: Quantum and quantum-inspired AI software for optimization and model compression
Flagship products: Singularity (quantum-inspired optimization) and CompactifAI (AI/LLM compression)
Recent funding: Announced large Series B (€189M) and prior Series A (€25M)
Enterprise optimization and AI model compression for industries such as finance, energy, manufacturing, cybersecurity and telecommunications.
2019
Software Development
€25 million
Oversubscribed Series A announced March 2024; additional participation later from CDP Venture Capital.
€189 million
Announced June 2025 to support commercialization of CompactifAI and broader AI efforts.
“Institutional and corporate participation including Bullhound Capital, Columbus Venture Partners, CDP Venture Capital, HP Tech Ventures, Toshiba and others”
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Multiverse Computing is a well-funded and fast-growing deep-tech company founded in 2019. We are the biggest Quantum Software company in the EU and recognized as one of the 100 most promising companies in AI globally (according to CB Insights, 2023). With over 150 employees, we maintain a multicultural and international workforce.
We provide hyper-efficient software to companies seeking an edge with quantum computing and artificial intelligence. Our main products, Singularity and CompactifAI, address critical needs across various industries:
We are committed to building an inclusive culture that promotes sustainability and diversity.
Job Title: Senior LLM Researcher
Department: Research
Location: San Sebastian, Spain
Employment Type: Full-time
Workplace Type: Hybrid
Seniority Level: Mid-Senior level
As an equal opportunity employer, Multiverse Computing is committed to building an inclusive workplace and welcomes applicants from diverse backgrounds.