Job VC

We’re looking for a
Senior Data Scientist
to join a fast-growing R&D team working with large-scale, real-time data in the AdTech domain.
This is not a pure research role — we need someone who can take ownership
end-to-end: from idea → modeling → production
.
About the Role
You’ll work on high-load systems processing
billions of requests
, building data-driven solutions that directly impact large-scale digital products and decision-making.
Responsibilities
Analyze large-scale, complex datasets to uncover insights and opportunities
Design and build
scalable data pipelines
Develop and deploy ML models (classification, regression, recommendation systems)
Work with
real-time (online) data processing systems
Improve existing data products and create new ones
Collaborate with Product, BI, Engineering, DevOps, and Marketing teams
Own the full lifecycle: research → implementation → production → monitoring
Requirements (Must-have)
4+ years of experience as a Data Scientist (6+ preferred)
Proven experience in
AdTech / programmatic advertising
Hands-on experience with
high-load systems (billions of requests)
Experience working in
real-time environments
Strong background in Machine Learning (tree-based models, recommendation systems)
Solid Python skills with ML libraries (e.g., XGBoost, LightGBM)
Strong SQL and data querying skills
Experience with monitoring tools (e.g., Grafana, Kibana)
Ability to work
end-to-end (research → production)
English level:
C1 (Advanced)
with strong communication skills
Nice to Have
Deep understanding of AdTech ecosystem (DSPs, SSPs, Ad Exchanges)
Experience with databases like Vertica, VoltDB, MongoDB
Familiarity with PMML

Hiring Process
Technical interview
Home assignment
HR interview