
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…

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…
Founded: 2019
Headquarters: San Sebastián (Donostia), Spain
Focus: Quantum and quantum-inspired AI software (LLM compression, optimization)
Notable products: CompactifAI (model compression), Singularity (optimization platform)
Recent financing: €189M Series B (June 2025)
High compute and energy costs of large AI models; complex optimization problems across industries.
2019
Software Development
€10,000,000
€25,000,000
€189,000,000
Raised to scale CompactifAI LLM compression technology
We are looking to fill this role immediately and are reviewing applications daily. Expect a fast, transparent process with quick feedback.
Why join us? We are a European deep-tech leader in quantum and AI, backed by major global strategic investors and strong EU support. Our groundbreaking technology is already transforming how AI is deployed worldwide — compressing large language models by up to 95% without losing accuracy and cutting inference costs by 50–80%. Joining us means working on cutting-edge solutions that make AI faster, greener, and more accessible — and being part of a company often described as a “quantum-AI unicorn in the making.”
We offer
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About Multiverse Computing Founded in 2019, we are a well-funded, fast-growing deep-tech company with a team of 180+ employees worldwide. Recognized by CB Insights (2023 & 2025) as one of the Top 100 most promising AI companies globally , we are also the largest quantum software company in the EU. Our flagship products address critical industry needs:
You’ll be working alongside world-leading experts in quantum computing and AI, developing solutions that deliver real-world impact for global clients. We are committed to an inclusive, ethics-driven culture that values sustainability, diversity, and collaboration — a place where passionate people can grow and thrive. Come and join us!
About The Role We are looking for a mid-level Technical Account Manager to own the relationship with our clients across multiple ongoing projects. This role sits at the intersection of technology, delivery, and customer success, with a strong focus on repeat business and long-term partnerships. You will work closely with Project Managers, engineers, and clients to ensure projects are delivered successfully, customer needs are clearly understood, and new opportunities are identified early.This is a delivery-focused role in a scaling company, ideal for someone with a technical background who enjoys working with customers and driving projects forward.
Responsibilities
Understanding Customer Needs
Growth & Repeat Business
Required Background & Skills
Soft Skills
Nice to Have
As an equal opportunity employer, Multiverse Computing is committed to building an inclusive workplace. The company welcomes people from all different backgrounds, including age, citizenship, ethnic and racial origins, gender identities, individuals with disabilities, marital status, religions and ideologies, and sexual orientations to apply. Come and join our multicultural team!
5 locations
+27 languages