Cristian O.Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Jul 17, 2026.

Full-Stack Developer specializing in AI integration and business automation. Building scalable applications and intelligent systems that eliminate manual work and accelerate operations. Work includes automation pipelines, AI-powered workflow systems, data processing solutions, and full-stack web and mobile applications. Experience spans enterprise automation, consumer-facing mobile apps, and specialized platforms across multiple industries, including fitness and wellness. Strong focus on rapid development without sacrificing quality. Combining automation expertise with full-stack capabilities to deliver intelligent software that solves real business problems and scales efficiently.