Madbox is a fast-growing mobile gaming company with a very unique way of developing games. Everything has been made for teams to take as much ownership as possible, unleash their creativity , bring performance , and have as much fun as possible. In July 2022, we launched our Pocket Champs game worldwide which quickly became one of the top-grossing games in its category. In our fast-paced, tech-driven environment, we continuously innovate by developing and updating our proprietary modules, along with integrating third-party ones, to enhance game functionalities, ensure precise analytics, and comply with evolving regulations. This dynamic ecosystem requires meticulous coordination to keep our games at the forefront of technology and user experience.
Join Madbox to help shape how AI is integrated across our company, from developer productivity and internal tools to automation and data access.
We are looking for a hands‑on AI Product Engineer who can design, build, and scale AI‑powered products and systems that teams use every day. This role combines software engineering, product thinking,



technical leadership, and cross-team collaboration to accelerate how we build games and operate as a company. It also includes direct management of a web developer focused on AI‑enabled internal tools.
This role reports directly to the CTO and involves close daily collaboration with many stakeholders including teams of Game Tech, Data, Product and Web.
Collaborate with Engineering, Data, Product, and Operations teams to identify high‑impact AI opportunities
Own AI platform cost management, usage monitoring, and pricing strategy to ensure scalable and sustainable adoption
5+ years strong software engineering background with experience building production systems
~ Strong understanding of APIs, backend architectures, and scalable services
~ Please note: unfortunately, this position is not open to relocation and we cannot offer visa sponsorship.
At Madbox, we value the mindset and how yo

📌 Product Engineer. (Barcelona)
🏢 Madbox
📍 Barcelona