Senior AI Engineer

Company Overview

We're a newly-founded cutting-edge startup that is seeking to revolutionize the sports industry with AI-powered solutions. Our mission is to unlock human potential and redefine the sports experience through innovation and technology. We're a team of passionate and talented individuals who are dedicated to making a significant impact in the world of sports.

Job Summary

We are seeking an experienced Senior AI Engineer to join our on-site team in Zurich, Switzerland. The successful candidate will contribute to implementing, optimizing and deploying AI and machine learning systems that power our next-generation sports products. This is a hands-on, high-impact role requiring deep technical expertise, strong problem-solving skills, and close collaboration with research, web and product stakeholders.

Key Responsibilities

• Lead the design and development of AI and ML systems, ensuring high-quality, robustness, maintainability and reusability.
• Bridge AI research with real-world applications by translating research prototypes and ideas into production-ready solutions, tools, and pipelines.
• Work with large and complex datasets, including geospatial, sensor, and time-series data.
• Optimize AI system performance, efficiency, and scalability.
• Ensure rigorous testing, reproducibility, and documentation of all AI systems.
• Mentor junior engineers and establish best MLOps practices for AI development workflows.
• Stay current with AI engineering trends, frameworks, and tools, integrating relevant innovations into projects.

Requirements

Experience:

• 5+ years of hands-on experience in AI engineering, machine learning development, or applied ML roles.

Technical Skills:

• Experience covering the entire ML lifecycle (MLOps).
• Experience working with cloud-based infrastructure (preferably AWS), including serverless computing (e.g. AWS Lambda) and high-performance clusters (GPUs).
• Proficiency in Python for AI/ML development and deployment.
• Knowledge of agentic AI systems, Large Language Models (LLMs), foundation models, inference, fine-tuning, RAG and prompt-engineering.
• Ability to evaluate AI methods for practical performance, reliability, and applicability in prototypes.
• Good command of machine learning frameworks and tools, such as LangChain, MCP, Hugging Face, Large Language Model APIs, etc.

Nice to Have:

• Open-source contributions in AI/ML.
• Demonstrated experience guiding AI/ML projects or teams.
• Exposure to working with sports, human movement, or performance-related data.
• Prior experience collaborating with research, web and product teams in applied settings.

Our Collaboration Stack

Among other tools, we use Slack, Google Suite, Zoom, Notion, GitHub (incl. Copilot), and Excalidraw.

Who You Are

• You have a genuine passion for outdoor sports! Most of us love cycling, hiking, running or anything that gets us moving.
• You have strong problem-solving skills and you are able to debug complex technical issues.
• You are an excellent communicator and collaborator, with the ability to work effectively with cross-functional teams.
• You have strong attention to detail, with a focus on delivering high-quality solutions.
• You take ownership of your responsibilities, embracing accountability for key decisions and tasks.
• You have an open and creative mindset that make you think beyond the obvious.

What We Offer

• Full-time employment at a dynamic and well-funded startup.
• Competitive compensation: a competitive salary and benefits package (stock options, pension plan bonus, 25 days of paid vacation, plus public holidays).
• Flexible working culture: combine the lively atmosphere of the office with remote work.
• Company outings and sport events.
• Top-notch equipment: MacBook Pro laptops, standing desks, etc.
• Charming office next to the lake of Zurich, good connections by public transport and fully-equipped kitchen.

Why Join Us

• Be part of something new: join a well-funded startup that's pushing the boundaries of what's possible in sports technology.
• Own a piece of the company: benefit from our growth and success. As an early employee, we offer a generous equity package.
• Work with a talented team: we are passionate individuals that speak German, Basque, French, Spanish and more. We use English as our main communication language at work.
• Opportunity to make an impact: the chance to work on products that are seeking to reach millions of users.
• Professional growth: ability to take ownership and grow in a rapidly evolving company.

If you're a motivated and experienced AI Engineer who is crazy about sports and looking for a new challenge, we'd love to hear from you!