Senior Data Scientist
New
N
neXaAdvertising, Machine Learning
Poland — remote (occasional meetings with team - max. once per quarter)Full-TimeSenior
Salary not disclosed
Apply NowOpens the employer's application page
Job Details
- Languages
- English B2, Polish C1
- Required Skills
- PythonSQLGCPPyTorchPandasTensorflowBigQueryDeep Learning
Requirements
- Extensive hands-on experience designing, training, and improving Deep Learning models for production use cases.
- Strong practical experience with Neural Networks.
- Proficiency with PyTorch or TensorFlow.
- Strong Python skills, including writing production-level, testable, and documented code.
- Advanced SQL skills and experience working with large-scale data.
- Practical knowledge of Pandas and NumPy.
- Experience with public cloud infrastructure, preferably GCP.
- Experience with ML-oriented cloud services such as Vertex AI and Vertex Pipelines.
- Understanding of CI/CD practices.
- Experience leading model development end-to-end.
- Ability to mentor other Data Scientists and contribute to improving modeling standards.
- Relevant academic background or extensive professional experience in a STEM field.
- Strong independence, ownership, and decision-making skills.
- Professional working proficiency in English (min. B2) and native-level Polish.
Responsibilities
- Design, train, refine, and evaluate ML scoring models, including models related to CTR, CVR, and RoAS.
- Develop model strategies combining user, product, and placement signals.
- Design solutions suitable for high-throughput and low-latency production environments.
- Work closely with Engineering and Business teams to translate business goals into measurable modeling outcomes and technical roadmaps.
- Take ownership of the full model development lifecycle — from problem framing and feature engineering to evaluation and production handoff.
- Ensure high standards of quality and production readiness across Data Science workstreams.
- Provide technical guidance and mentor other Data Scientists.
- Work with large-scale datasets and independently make technical decisions.
View Full Description & ApplyYou'll be redirected to the employer's site
