Tonsser - IT - Software Development

Lead Backend Engineer sought to drive architectural direction for Tonsser’s ambitious new project reshaping youth sports. You will own API design, data modelling, and AI/LLM integration while mentoring engineers. Requires deep expertise in Ruby, Python, or Go, plus remote work across Europe. Join...

Join Tonsser as a Senior Android Developer to shape a top-tier app for millions of athletes. This freelance-to-full-time role requires senior expertise in Kotlin Multiplatform, Jetpack Compose, and polished consumer apps. You'll leverage AI tools and own features end-to-end in a small, focused team.

Join Tonsser as a Senior Backend Engineer and help democratize youth football globally. You'll architect and scale our core Ruby on Rails API within a collaborative, product-focused team. This fully remote role requires 5+ years of backend experience, expertise in REST/JSON, and a passion for cle...

Join Tonsser as a Product Designer and shape the future of football for millions of young players. You'll design beautiful, user-centric experiences across the entire product journey, from research to final UI. Collaborate closely with PMs and developers in a fast-paced environment, leveraging to...