Data Scientist, Zalopay (Data Platform)

Responsibilities

• Collaborate with product and engineering teams to understand business problems and design ML/AI-driven solutions.

• Collect, preprocess, and transform data for model training and evaluation.

• Build and validate ML/AI models (classification, regression, clustering, recommendation, NLP, etc.).

• Support deployment of ML/AI solutions into production systems, ensuring scalability and performance.

• Monitor, evaluate, and retrain deployed models to maintain accuracy over time.

• Contribute to building end-to-end ML pipelines (from data ingestion to serving predictions via APIs).

• Document methodologies and communicate results clearly to both technical and non-technical stakeholders.

• Assist in A/B testing and experimentation to evaluate new product or feature changes.

Yêu cầu

Requirements:

• 2–3 years of experience in a data-focused role (Data Scientist, ML Engineer, or related).

• Strong programming skills in Python (Pandas, NumPy, Scikit-learn; bonus if PySpark).

• Good knowledge of SQL for querying large datasets.

• Solid understanding of statistics (hypothesis testing, regression, probability theory).

• Hands-on experience with machine learning techniques (supervised, unsupervised, and basic deep learning).

• Exposure to ML deployment concepts (model serving via APIs, batch/stream inference, CI/CD for ML).

• Familiarity with AI applications in fintech or payment data is a plus.

• Bachelor’s degree in Computer Science, Statistics, Data Science, or related field.