Full Stack Engineer

organizers, and music industry stakeholders to streamline live performance reporting and unlock new possibilities in the music ecosystem.You have hands-on experience building and deploying backend and/or frontend systems for products.You enjoy working across the stack, from backend services to frontend components.Youre curious, creative, and excited to solve problems in a small, ambitious team.You care about impact: building products that actually get used.Youre comfortable taking ownership but also learning from others.You might not check every single box, but youre eager to grow into the role.TasksYour responsibilitiesBuild and scale backend services with Python (FastAPI).Design and manage data models, migrations, and storage (PostgreSQL, Redis).Implement and maintain distributed background jobs.Develop modern frontend components with React/TypeScript.Own features end-to-end: design, development, deployment, and maintenance.Integrate third-party APIs into internal systems.Contribute

directly to product and culture in a flat, agile team.RequirementsYoull be great at this if youHave real-world experience shipping scalable backend and frontend systems.Are comfortable across the Python backend stack: REST/WebSockets, DB design, management, migrations (PostgreSQL, Redis, ORMs), distributed jobs.Write modern frontend: React (or similar), HTML/CSS, TypeScript/JavaScript.Are passionate about writing clean and pragmatic code.Think in product outcomes, not just ticketslove fast feedback loops.Work autonomously, communicate crisply, and raise the bar for the team.Are based in Spain.Bonus pointsFamiliarity with distributed task processing systems (eg: Celery, Kafka, AWS SQS, RabbitMQ, etc.).Cloud Infra and DevOps: AWS, Docker, Kubernetes, Terraform, GitHub Actions etc.Track record of shipping user-facing products.Passion for live music, whether as a musician, DJ, engineer, or through hands-on experience with concerts, festivals, or the live entertainment industry.Interest in

music, audio processing and AI systems. Note: We dont expect you to tick every single box. If youre excited about our mission and bring most of the skills or the drive to grow into them quickly, wed still love to hear from you.BenefitsImpact: join early and shape core architecture, product, and culture.Flexibility: fully remote in Spain.Growth: clear path to senior/lead roles as we scale.Comp & equity: competitive salary + stock options.Culture: deep-tech, builder-mindset, high trust, low ego.If building at the intersection of AI music excites you, wed love to talk.

Were nowon AG, an early-stage Swiss startup in stealth mode, backed by Innosuisse and leading music-industry investors. Our mission is to reimagine how live events are organized and reported, ensuring copyright compliance and transparency through our in house AI-powered music recognition and B2B products. Were a small but strong interdisciplinary team of live music professionals, product owners, music AI researchers, and engineers, working fully remote across Europe. Together we combine deep R&D with real-world product expertise, building systems that will be used directly by artists, festivals and other key music industry stakeholders. If youre excited to help shape this future, wed love to build alongside you.Who you areWere building fast, and were looking for a Full Stack Engineer based in Spain whos excited to move between backend and frontend, shipping user-facing products while scaling reliable systems. The systems you build wont just live in code; theyll be used by artists, event