Denis C.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 am a python developer with 2 years of experience in Data Science and Machine Learning. 4 years of experience in Testing, including: Functional and Non-Functional, Unit Testing, System Testing, Smoke, Interface Testing, Performance, Load, Security, Usability Testing and mobile testing(including both iOs and Android). My skills include: Expertise in Core Python, Data scientists, Logical Thinking, Good Debugging, Acceptance Testing, Alpha & Beta Testing and Graphical User Interface Testing. I am very confident that we can work together as long as there is good communication and a positive environment! I am looking forward to hear from you, so don't hesitate to contact me. Thank you!