
Data Analyst / Data Engineer
Rahantech GmbH
data-processing
data-engineer
sql
python
r
excel
power-bi
tableau
etl
Job details
- Company
- Rahantech GmbH
- Location
- Berlin
- Field
- Data
- Source
- via Arbeitnow
Posted
April 28, 2026
Is the job expired?
About this role
Tasks
- You create dashboards and advise diverse stakeholders to find answers to their business questions by utilizing the latest technologies
- You work with large volumes of data in relational databases, create custom analyses and optimize SQL queries
- You design and implement automated data flows (ETL) and perform extensive data migrations
- Develop, optimize and maintain data storage solutions, including relational and NoSQL databases
- Develop predictive models to forecast future trends and outcomes
- You ensure the accuracy and timeliness of project planning and proactively engage with all stakeholders
Requirements
- You have an university degree in Data Science, Statistics, Mathematics, Computer Science or a related field
- Proficiency in data analysis tools and software such as SQL, Excel, Python and R
- You are familiar with data visualization tools such as Power BI, Tableau, or Dundas BI
- You are proficient in working with relational databases, including MySQL
- Strong analytical and problem-solving skills with a keen attention to detail
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