Product Manager (Fixed-term contract) Technical • Madrid, Barcelona, Zaragoza

Product Manager (Fixed-term contract) 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

Competitive annual salary

Two unique bonuses : signing bonus at incorporation and retention bonus at contract completion.

Relocation package (if applicable).

Fixed‑term contract, ending in June 2026.

Hybrid role and flexible working hours.

Be part of a fast‑scaling Series B company at the forefront of deep tech.

Equal pay guaranteed.

International exposure in a multicultural, cutting‑edge environment.

As a Product Manager you will

Oversee the implementation of the vision and roadmap for our model inference API and model registry, ensuring they meet the needs of both internal teams and external customers.

Partner closely with engineering teams and stakeholders like Sales, Marketing, and Leadership to define requirements, prioritize features, and deliver high‑quality solutions.

Collaborate with Sales, Marketing, and other relevant areas to provide visibility into product capabilities and gather feedback from the field.

Translate complex technical concepts into clear product requirements, roadmaps, and documentation.

Establish, maintain, and build on product management practices and processes in the department.

Monitor adoption, performance, and user satisfaction, taking a data‑driven approach to the work.

Support leadership’s understanding of priorities, status, and trade‑offs.

Contribute to the overall product strategy and align the team’s work with company objectives.

Required Qualifications

Bachelor’s or Master’s degree in Computer Science, Engineering, Data Science, or a related field – or equivalent experience.

2+ years professional experience in a technical role with significant product‑facing experience; 2+ years in product or program management.

Strong understanding of software products, API’s, developer‑facing platforms, and the LLM ecosystem.

Familiarity with machine learning infrastructure, model deployment, or related technologies.

Demonstrated ability to work hands‑on in defining requirements, writing user stories, and prioritizing backlogs.

Excellent communication and collaboration skills; able to interface effectively with technical and non‑technical stakeholders.

Strong organizational skills and ability to thrive in a fast‑paced evolving environment.

Perfect command of English.

Preferred Qualifications

Experience with model‑serving systems, ML inference API’s, or LLM’s.

Background in MLOps, distributed systems, or developer tools.

Prior experience introducing product management practices into a new team or department.

Exposure to scaling ML products in enterprise environments.

Ability to combine technical depth with user‑focused product thinking.

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. CompactifAI → a groundbreaking compression tool for foundational AI models, reducing their size by up to 95% while maintaining accuracy, enabling portability across devices from cloud to mobile and beyond. Singularity → a quantum and quantum‑inspired optimization platform used by blue‑chip companies in finance, energy, and manufacturing to solve complex challenges with immediate performance gains.

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!

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, sexual orientations to apply.

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