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# Data Scientist

- **Company:** DS Technologies Inc
- **Location:** San Francisco, CA, United States
- **Experience:** Experienced
- **Salary:** $150,000
- **Contract:** Permanent contract
- **Skills:** Amazon Web Services, Microsoft Azure, Big Data, Apache Hadoop, Python (Programming Language), Machine Learning, NumPy, Tensorflow, Transaction Data, Scripting, Feature Engineering, Data Ingestion, Sql Optimization, Pytorch, Apache Spark, Model Validation, Pandas, Spark Mllib, Pyspark, Scikit Learn, Xgboost, Machine Learning Operations, Databricks
- **Published:** November 9, 2026
- **Apply:** https://www.careerbuilder.com/job-details/data-scientist-san-francisco-ca--051319eb-a6d8-4057-af56-9d2d67970697

## About the Role

Data Science, Continuous Improvement, Technical Support, Customer Experience, Customer Support/Service, Exceeded Sales Goal, Data Science, Python Programming/Scripting Language, Predictive Modeling, Model Validation, * 4-6 years of experience in applied machine learning or data science.

 * Strong hands-on experience with Python, scikit-learn, XGBoost, LightGBM, CatBoost, or similar libraries.
 * Experience developing ML models in Databricks with Python or PySpark.
 * Strong knowledge of feature engineering, model training workflows, and evaluation techniques.
 * Experience working with large structured datasets (financial or transactional data preferred).
 * Ability to write clear documentation and communicate technical results to non-technical stakeholders.
 * 4+ years of hands-on experience developing, deploying, and maintaining machine-learning models.
 * Advanced proficiency in Python (NumPy, pandas, scikit-learn, PyTorch or TensorFlow).
 * Strong statistical and mathematical foundation, including regression, classification, probability, optimization, etc.
 * Experience building end-to-end ML pipelines: data ingestion, cleaning, feature engineering, modeling, evaluation, deployment.
 * Experience working within client environments, including adapting to unfamiliar infrastructure, constraints, and security requirements.
 * Experience with cloud platforms (AWS, Azure, or GCP) and on-prem environments.
 * Advanced SQL ability and experience with big-data tools (Spark, Databricks, Hadoop).
Compensation: $150,000.00 per year

## Description

Note: Any VISA'S are accepted
Primary focus : Model reproduction, feature engineering logic, performance validation, and ensuring alignment with Client's established modeling frameworks.

 * Rebuild and port existing Clilent's Python based models into customer's Databricks platform.
 * Develop, train, and validate predictive models using Python, PySpark, and ML frameworks such as scikitlearn, XGBoost, and Spark MLlib.
 * Develop, validate and reproduce feature engineering logic and ensure parity with Client's models.
 * Train, retain, validate, and benchmark model performance using customer provided datasets while maintaining performance parity with baseline models.
 * Work with data engineers to define feature requirements and ensure datasets support model needs.
 * Perform model diagnostics, bias checks, stability checks, and accuracy assessments.
 * Prepare model documentation, validation summaries, and stakeholder ready insights.
 * Support scoring pipeline design and ensure reproducibility across Dev/QA/Prod.
 * Collaborate with compliance and platform teams to ensure adherence to governance.
 * Perform model diagnostics, hyperparameter tuning, and stability analysis.
 * Evaluate model performance across population segments and time periods.
 * Work with platform and engineering teams to support scoring pipeline deployment across Dev/QA/Prod.