Data Scientist with German - Sales Analytics

Commerzbank Gruppe; Łódź; Hybrid; PLN 150,000 - 230,000; Full time

Benefits offered by this job

Medical care packages

Multisport Plus Card

Relocation packages inside Poland

Job summary

Commerzbank is seeking a Data Scientist with German language skills to join the Sales Analytics team. You will develop AI-driven pricing and analytics solutions, deploy models on Google Cloud, and collaborate across cross-location teams to deliver data-based insights.

The role emphasizes hands-on ML, generative AI, and governance, with hybrid work in Łódź. Strong programming, ML know-how, and English/German/Polish communication are required.

Qualifications

• Degree in data-related field required.
• Proficient in Python (Pandas) and SQL.
• Experience with Google Cloud Platform and ML/AI use cases.
• Knowledge of ML and generative AI concepts.

Responsibilities

• Develop and expand AI/ML use cases including traditional and generative models.
• Deploy and monitor models and validate results.
• Perform data preprocessing and feature engineering.
• Collaborate with stakeholders to specify requirements and evaluate use cases.
• Create and maintain technical documentation and AI governance adherence.
• Mentor juniors and share knowledge within GS-DATA.

Skills

Python (Pandas)

SQL

Google Cloud Platform

Machine Learning

Generative AI

LangChain

English

German

Polish

Team collaboration

Education

University degree in Data Science, Computer Science, Mathematics, Physics or comparable field

Tools

Google Cloud Platform (BigQuery, Cloud Composer)

Gemini Enterprise Agent Platform

Terraform

Kafka

Job description

Join our team as a Data Scientist with German - Sales Analytics!

Your tasks

Do you have experience with Data Science use cases and a passion for pioneering technologies such as Artificial Intelligence and Generative- /Agentic AI? If so, join our GS-DATA Sales Analytics team! You will work closely with our stakeholders to develop optimized pricing solutions.

Our platforms support Commerzbank's salesforces by utilizing cutting-edge technologies like Google Cloud Platform, APIs, Kafka, Python, and SQL, thereby we are paving the way for smarter and more effective banking.

What you will be doing?

• Expanding the product portfolio of our corporate client AI teams including traditional machine learning, deep learning and reinforcement learning models as well as generative AI and agentic AI use cases
• Conducting deployments, including monitoring and optimizing models
• Validating model results
• Data preprocessing, feature engineering, and analyses to identify patterns and trends
• Close coordination and collaboration with stakeholders to specify requirements and evaluate Data Science use cases
• Creating and maintaining technical documentation, and adhering to AI governance guidelines
• Onboarding and mentoring juniors, as well as knowledge sharing within GS-DATA

Your Profile

Which technology & skills are important for us?

• University degree in Data Science, Computer Science, Mathematics, Physics or a comparable field
• Excellent programming skills in Python (Pandas) and SQL
• Ideally, experience with Google Cloud Platform (specifically BigQuery, Cloud Composer, Gemini Enterprise Agent Platform, Terraform)
• Solid knowledge and experience with Machine Learning and Generative AI use cases
• Ideally, experience with generative AI / agentic AI frameworks like langchain or Googles agent development kit
• Team player with the ability to work in cross-location and international teams
• Strong communication skills in English, German and Polish

How?

Hybrid on Wersalska 6 street Łódź

The company

Below you can find more information about Commerzbank and cluster

Commerzbank is a leading international commercial bank with branches and offices in almost 50 countries. The world is changing, becoming digital, and so we are. We are leaving the traditional bank behind us and are choosing to move forward as a digital enterprise. This is exactly why we need talented people who will join us on this journey. We work in inter-locational and international teamwork in agile methodologies.

Description of the cluster:

The Sales Analytics cluster as a part of the GS-DATA key area services the segments corporate customers as well as private and business customers. We combine and consolidate the bank's data to identify customer needs and transform them to sales opportunities using customized analytical models.

Our modern interactive dashboards covering various areas of the banking business provide conclusive argumentation to convince the customers to our sales colleagues. We then create transparency in the measures of sales success integrated into our unique dashboard product family. The development of new data-based products such as pay-per-use credit completes our range of services.

What we offer?

• Medical care packages in Enel-med,
• Additional Generali insurance,
• Multisport Plus Card,
• Sodexo Lunch Pass card,
• Co-financing of glasses or contact lenses,
• PPE- Employee pension scheme, in which the employer's contribution is 5.5% of the monthly salary,
• Special offer at mBank for Commerzbank employees,
• Special offers within mBank group,
• Access to the Speexx e-learning language platform,
• Access to O’Reilly and Clix (Linkedin Learning) e-learning platform,
• Internal training program Skills@work (coffee Learning Session – informal quarterly meetings among employees focusing on a given technological or business issue, BigUP- individual mentoring program focused on soft skills development, Coach Academy – Technical training organized by employees for employees, Guilds – groups focusing on a given technology),
• External trainings,
• Interest groups and integration events,
• Relocation packages inside and outside Poland,
• Psychological support program for employee and family, additionally financial and legal consultations (chat, phone, 24/7),
• Additional holiday days after each year worked at Commerzbank (maximum 5 additional days),
• Compensation of up to 100% for sick pay (up to 33 days in a given calendar year),
• Equivalent for electricity and internet while working for home,
• Flexible working time,
• Masterbenefit – car subscription,
• Travel allowance of 150 pln for each arrival for the first year of work in Commerzbank for employees who are living outside of Łódzkie and their previous employer was located outside of Łódzkie.
• Annual bonus, which amount depends of the results of the bank.

Contact

Commerzbank Aktiengesellschaft Spółka Akcyjna oddział w Polsce

Ul. Wersalska 6

91-203 Łódź