Roberto S.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 Nov 5, 2026.

I'm an experienced software engineer with a strong background in SQL, object-oriented programming, and design patterns. I'm learning NodeJS, JavaScript and unity, eager to improve my new skills. I have a proven track record of delivering high-quality, efficient, and scalable software solutions. I am a self-starter and a team player, with excellent communication and problem-solving skills. I am always eager to learn new technologies and take on new challenges.