Senior Data Scientist
P
Perfect Gym SolutionsFitness SaaS
Workplace type: remote; Locations: Warszawa, Przyokopowa, Warszawa, Country code: PLFull-TimeSenior
Salary21000 - 28000 PLN per month gross permanent
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Job Details
- Languages
- English at C1 level or above; German language skills (nice to have).
- Experience
- 5+ years of hands-on experience building and deploying machine learning solutions in production.
- Required Skills
- AWSPythonSQLMachine LearningData scienceTerraformdbtscikit-learn
Requirements
- Have 5+ years of hands-on experience building and deploying machine learning solutions in production.
- Have strong knowledge of statistics and classical machine learning.
- Use good judgment to select approaches suited to the problem, scale, and cost.
- Have experience owning ML projects end-to-end, including data preparation, modelling, deployment, and monitoring.
- Have strong hands-on Python skills, using scikit-learn or similar frameworks.
- Have strong SQL skills.
- Be proactive and comfortable working on problems that are not fully defined.
- Communicate clearly and work effectively with technical and non-technical colleagues.
- Have English proficiency at C1 level or above.
- AWS, Terraform, or dbt experience is a plus.
- Experience with LLMs or GenAI-based solutions is a plus.
- German language skills are a plus.
Responsibilities
- Build and deploy production-ready ML solutions, focusing on classical ML and statistical methods.
- Own models end-to-end, from data pipelines and modelling through deployment and monitoring.
- Improve the scalability and reliability of existing ML data pipelines.
- Work with software engineers and product managers to turn business problems into practical solutions.
- Identify product and business problems suited to ML or GenAI and choose an appropriate approach.
- Work with platform and LLM Ops teams when additional infrastructure support is needed.
- Help shape the ML and AI roadmap by identifying high-impact opportunities.
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