Andriy P.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.

Most of my work connected to data streaming, tuning, optimizing Elasticsearch and Kafka. I'm a guest speaker in Harvard University CSCI E-88 (Principles of Big Data Processing) to give a lecture about Elasticsearch, and do a workshop for students (2017 Fall, and 2018 Spring courses) Attended as a speaker to Boston Elasticsearch community