"> Data Scientist

Trivandrum Permanent On-site

Key Responsibilities

1. Design, develop, and refine high-performance Fraud Prevention models using Python and Gradient Boosting frameworks such as XGBoost, LightGBM, or CatBoost.
2. Manage the complete machine learning lifecycle including data extraction, feature engineering, model training, evaluation, and deployment support.
3. Conduct data research, behavioural analysis, and performance benchmarking on production datasets.
4. Write and optimize SQL queries to extract and analyse data from PostgreSQL databases for model development and validation.
5. Utilize MLflow for experiment tracking, model versioning, and ensuring reproducibility across development stages.
6. Maintain code integrity and team-oriented workflows using Git and Bitbucket.
7. Work within Linux environments and utilize shell scripting (Bash) to automate workflows and operational tasks.
8. Develop visualizations and analytical insights using data visualization tools.
9.



Collaborate with cross-functional teams to improve model performance and data-driven decision making.
10. Ensure data privacy, security, and compliance best practices while working with production data.

Required Skills

1. 5 8 years of overall experience in Data Science, Machine Learning, or related roles.
2. 3 5 years of hands-on experience in Python-based data science and machine learning.
3. Strong proficiency in Python and data science libraries such as Pandas, NumPy, and Scikit-learn.
4. 1 2 years of experience working with Gradient Boosting frameworks such as XGBoost, LightGBM, or CatBoost.
5. Strong knowledge of SQL and PostgreSQL for data extraction and analysis.
6. Hands-on experience with MLflow for experiment tracking and model versioning.
7. Experience with Jupyter Notebook or JupyterHub for model experimentation and data exploration.
8. Proficiency in Git and Bitbucket for version control and collaborative development.
9. Familiarity with Linux/Unix environments and bas

📌 Data Scientist (Thiruvananthapuram)
🏢 Qcentro
📍 Thiruvananthapuram