Sergei Brazhnik
Sergei
Brazhnik
Managing partner
ZeroCoder

Biography

At Zerocoder, I’m responsible for B2G and B2B projects.

Prior to that, I spent over 10 years at Yandex:

  • Developed development offices, academic programmes and the company’s HR brand in the regions.
  • Managed a team developing machine‑learning tools. Released in opensource, together with the team, the gradient boosting library on decision trees, CatBoost.
  • Handled interaction with government authorities on educational initiatives.
  • Led the company’s free educational initiatives unit — the Yandex Academy.

Before Yandex, I worked in outsourcing, holding positions from developer to CTO. I had successful experience implementing projects for IBM, Skype and MTS.