A software engineer with focus on AI & ML. I can take any idea in raw form, validate it and bring it to production. Running DataTalks.Club and teaching AI and Data to 100k+ people.

Summary

  • 16 years in software and 14 years in ML
  • Running teams of agents 24/7
  • Top 100 among all GitHub users in number of commits
  • Teaching AI and data to 100k+ people
  • Experience in running production systems
  • Mentoring and leadership experience
  • Books author, technical reviewer and speaker
  • Kaggle master and competition winner

Professional Experience

Founder and Community Manager

DataTalks.Club

09.2020 - now

Berlin, Germany

Lead an online community for data professionals with 96,000+ Slack members and 130,000+ newsletter subscribers. Create free educational programs including ML Zoomcamp, Data Engineering Zoomcamp, MLOps Zoomcamp, LLM Zoomcamp and AI Dev Tools Zoomcamp, reaching 100,000+ students worldwide. Host weekly podcast interviews with industry experts, organize community events, and maintain open-source course materials on GitHub.

Entrepreneurship Marketing Sales Talking Teaching Python Vibe coding

Senior → Lead → Principal Data Scientist

OLX Group

10.2018 - 03.2023

Berlin, Germany

Lead → Principal Data Scientist 11.2019 - 03.2023

Led the development of OLX Europe’s internal ML platform, standardizing how data scientists and ML engineers build, deploy, and operate ML models. Managed a cross-functional “special forces” MLOps team (platform + ML engineering), owning system architecture, design, and end-to-end delivery of new capabilities.

Contributed significantly to the DS/ML community through mentoring and upskilling programs, organizing hackathons and learnathons, serving as lead editor of the OLX tech blog, and representing OLX at conferences, meetups, and within the Prosus group.

Senior Data Scientist 10.2018 - 11.2019

Led multiple high-impact initiatives, including a large-scale duplicate-image detection system covering 95% of OLX inventory (processing ~250 images/sec) and a production inference infrastructure for image-based models capable of serving ~200 images/sec.

Python AWS Kubernetes Terraform

Summary of Prior Experience:

Data Scientist / Engineer

Simplaex

2017 – 2018

Berlin, Germany

Python Scala Spark AWS

Data Scientist

Searchmetrics

2015 – 2017

Berlin, Germany

Java Python Elasticsearch AWS

Research Assistant

DIMA Group at TU Berlin

2015 – 2015

Berlin, Germany

Java Flink

Data Scientist

Small Software Factory

2013 – 2014

Remote

Java Python scikit-learn

Software Engineer

UBS via Luxoft

2012 – 2013

Poland

Java Spring

Software Engineer

Intech for Tele2

2011 – 2012

Russia

Java Spring Spring MVC

Team Lead (Java)

Open source project JTalks.org

2011 – 2012

Remote

Java Spring Hibernate ZK

Software Engineer

Amazon Robotics via Auriga

2010 – 2011

Russia

Java Spring Spring Remote

Research Assistant

BU, Cognitive Neuroscience

2010 – 2010

USA

MATLAB QBASIC

Research Assistant

FESA, Math Simulations Lab

2007 – 2008

Russia

C++ Delphi Fortran

Books

Machine Learning Bookcamp

Manning Publications, 2021

Mastering Java for Data Science

Packt Publishing, 2017

Competitions

Education

IT4BI Master Program

Joint Master program by ULB (Belgium), UFRT (France) and TU Berlin (Germany)

Specialization: Large-Scale Business Intelligence

2013 - 2015

Belgium, France, Germany

Information Systems and Technologies

Far Eastern State Academy

Faculty of Mathematics, Information Technologies and Engineering

2006 - 2010

Russia

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