Hello! I'm Johnny, a versatile technology leader with over 20 years of experience in designing, managing, and transforming complex IT systems into innovative and high-performing solutions. As a CTO and CPO, I've led technical and product teams through ambitious projects, turning challenges into tangible successes thanks to strategic vision and dynamic leadership.My specialty lies in enterprise architecture, with deep expertise in CQRS/ES, DDD, Actor Model, and Test-Driven Development. I have proven my ability to maintain bug-free systems over extended periods, while leading development initiatives that focus on quality, maintainability, and efficiency.I am a strong advocate of Mob Programming/Teaming, promoting a culture of intense collaboration and continuous learning within development teams. This approach ensures high product quality and excellent adaptability to the changing needs of businesses.My expertise also includes transforming technical groups into customer-oriented product teams, with substantial experience in product management and organizational change management. I offer my services for missions requiring technical and product leadership, the design of robust enterprise architectures, and the steering of digital transformations.We will try to find compromise between cost and expertise, I am ready to help you achieve your technological and business goals.Contact me to explore how we can collaborate to transform your organization and take your projects to a higher level of excellence.