Summary
Oscar Ramirez is a seasoned technology leader and Senior Python developer with 14 years of experience building scalable systems and transforming engineering organizations from Seville, Spain. As CTO and former consultant at Fuertafit, and a former engineer at Revolut and RavenPack, he blends hands-on architecture (Python, Django, .NET, Azure) with data-driven product strategy to enable platforms to scale to thousands of users. He’s the author of the bestselling Spanish Python book "Python a fondo" and founder of ElPythonista and InfoCoche, demonstrating a long-standing commitment to developer education and product-led side projects. Known for driving measurable performance gains—database and endpoint optimizations of 85%+ and 3x concurrency improvements—he pairs pragmatic coding with engineering best practices like SOLID, CI/CD and Scrum. Calm under pressure, he routinely moves between writing production code, shaping technical roadmaps and mentoring teams to professionalize delivery.
14 years of coding experience
9 years of employment as a software developer
Ingeniería Informática Computer Engineering, Ingeniería Informática Computer Engineering at Universidad de Málaga
ICT Engineering Computer Science, ICT Engineering Computer Science at VIA University College (Horsens,Denmark)
English, Spanish