Senior Data Scientist - Machine Learning Core Team (ODS)
Country: Spain
Data Analytics & Models Sr Analyst
Open Digital Services is a tech company with a unique culture, dedicated to creating innovative products for Santander Group Affiliates. Open Digital Services is part of the Retail & Commercial Division of Santander Group, one of the world's largest financial institutions and the Eurozone's leader. We're committed to being the best Digital Bank in the industry.
Our mission at ODS is to design and support an advanced digital and omnichannel platform, ensuring the best customer experience using cutting-edge technology. Openbank, our flagship partner, is where we develop our most advanced concepts.
Mission and Responsibilities:
This role provides the link between the pure commercial business needs and the analytical engines, creating the link between business areas and a team of data scientists. In particular, the Data Science MLCore team is responsible for the ideation, development, maintenance, and monitoring of machine learning models applied to business units (mainly Risk & Cybersecurity). It also develops methodological tools for the analysis and exploitation of information.
Within the Data Science - MLCore team, we go beyond optimizing the ROC-AUC curve; we expect you to have experience applying ML algorithms and engines to solve business problems and make data-driven decisions.
Required Qualifications:
- At least 2 years of proven experience in an industrial environment.
- Ability to think outside the box and propose new points of improvement for models.
- Passion for rigorous analysis and problem-solving.
- Enjoyment of tackling new challenges and exploring diverse data sources.
- Interest in learning from other Data Science experts and using feedback for improvement.
- Ability to explain complex topics to a diverse range of audiences.
- Proficiency with Scikit-learn and the ability to complement it with your own developments.
- Experience in developing scalable solutions with support from the ML-Operations team.
Software Development:
- Familiarity with Git and ability to produce functional code beyond Jupyter Notebooks.
- Programming skills in Python and Spark; experience in object-oriented programming is desirable.
- Basic knowledge of SQL for querying essential information from multiple tables.
Statistical Modelling and Machine Learning:
- Experience with supervised and unsupervised problems.
- Familiarity with binary classification problems and standard ML methods.
- Knowledge of model tuning to avoid overfitting/underfitting and understanding of different model evaluation metrics.
- Experience managing problems from the beginning to the end of the process.
What We Offer:
- Joining a dynamic and agile company undergoing international expansion.
- Working in start-up mode with the support of the Santander Group.
- Competitive remuneration and attractive benefits package.
- Opportunities for growth within the company and the Group.
- Collaborating on international projects in different countries.
- Excellent work environment, social clubs, and frequent events.
ODS is an equal opportunity employer. All applicants will be considered equally without regard to gender identity, sexual orientation, ethnicity, religion, age, political orientation, union membership, or disability status.
The personal data you provide will be confidential and processed by Open Bank, S.A./Open Digital Services, S.L. for managing your participation in the selection processes and, where appropriate, formalizing your recruitment.
For further information about your rights and data protection, please read the ODS/Openbank Privacy Policy applicable to this type of data processing.
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