OverviewWe 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 general 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 starting from €45,000, based on experience and qualifications.- 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 Software Engineer, you will- Join a world-class team of Quantum and AI 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.- Take on technical leadership and work together with software and DevOps engineers as well as our machine learning and quantum experts to industrialize Multiverse’s core technologiesRequired Qualifications- Bachelor's degree or higher in Computer Science, a related technical field or relevant industry experience- Expert knowledge of Python and preferably other languages such as Rust and C/C++- Junior:1-2 years of experience in software engineering with focus on machine learning and data science.- Mid: 3+ years ofexperience in software engineering with focus on machine learning and data science.- Senior: 5+ years of experience in software engineering with focus on machine learning and data science.- Experience in frontend and backend development, with varying levels of seniority.- Proficiency in TypeScript, Python, Lit, and frameworks such as Flask or FastAPI.- Experience in developing and deploying software systems on the cloud, e.G. AWS- Proficiency with git and CI/CD pipelines.- Demonstrated commitment to maintainable, high-quality code through best practices such as testing, documentation, and clean design principles, and the ability to instil this in others.- Strong ability to work with APIs and design efficient application workflows.- Excellent communication and soft skills: a people’s person.- Ability to work with experts from different professional backgrounds, both in-person and through online resources.Preferred Qualifications- Demonstrated familiarity with developing on and with LLMs, including tools and frameworks such as HuggingFace Transformers, OpenAI APIs, vector databases, and model-serving platforms.- Experience with distributed computing frameworks and concepts, such as Ray, Apache Spark, or distributed training/inference across GPUs and nodes.- Experience in working with cross-functional teams.- Experience with algorithm development and optimization, designing scalable and robust class structures.About Multiverse ComputingFounded 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!#J-18808-Ljbffr