Data Scientist – Marketing
Posted 102ds ago
Employment Information
Report this job
Job expired or something wrong with this job?
Job Description
Data Scientist at Joom analyzing marketing data for strategic decisions and performance improvement. Collaborating with the marketing analytics team to optimize budget and channel performance in a global e-commerce environment.
Responsibilities:
- Evaluate the effectiveness of new advertising channels
- Set up and improve monitoring of statistical anomalies in metrics
- Improve long‑term payback prediction models
- Generate hypotheses to improve acquisition/product feeds/ad creatives/channel split/targets, etc.
- Conduct data studies to uncover insights
- Write ETL pipelines (data marts, alerts, and predictions)
- Ask “why” and “what problem are we solving”
Requirements:
- Experience in data analysis, experience in marketing analytics
- Understanding of marketing KPIs, attribution models, and the problems ad platforms solve
- Knowledge of mathematical statistics and experience applying it
- Ability to write complex SQL queries
- Data analysis skills in Python
- Ability to choose the right evaluation approach — analytics, research, or use of external data
- Ability to solve non‑trivial problems under incomplete data
- Attention to detail and ability to see any task through to completion
- Good English verbal and written communication skills (B2+)
Benefits:
- Fully remote or hybrid format (Lisbon office)
- Contract-based collaboration (full-time)
- Transparent growth framework: we define growth expectations together and set goals that align with them


















