Yenal Y.
Shiny R Development
Experience
Jun 2025 - Aug 2025
3 monthsShiny R Development
RadixITS Gbr
- Implementation and mapping of regulatory requirements (CSRD, ESRS) in Shiny dashboards and backend functionalities
- Designing and developing data-driven modules in Shiny, including ESG metrics and reporting templates
- Integrating data sources (SQL, SAP HANA, APIs, CSV/Excel) using DBI, odbc, httr, and readr
- Creating interactive visualizations with plotly, highcharter, and DT (DataTables)
Sep 2024 - Dec 2024
4 monthsData Analytics Concept
Wörwag Pharma GmbH & Co. KG
- Analyzing technical and organizational requirements to provide SAP data for Power BI and Shiny R dashboards
- Evaluating data delivery from SAP BW/4HANA as a basis for interactive dashboards to visualize production, supply, and quality metrics
- Developing Power BI dashboards and training internal staff on using Power BI
- Extracting data from SAP HANA and other systems
- Creating data models and designs for SQL databases and SAP BW/4HANA objects
- Designing and implementing automation solutions for data processing workflows using SparkR
Mar 2024 - May 2025
1 year 3 monthsAutomated Trading System
Family Office
- Designing and implementing custom algorithms in Python to support financial analysis and decision-making
- Storing and modeling streamed data in a high-performance Exasol SQL database for analytical evaluations
- Using advanced data analysis and machine learning techniques with PySpark to improve the performance of investment strategies
- Employing Python for the development and implementation of algorithms
- Creating and maintaining comprehensive documentation for developed algorithms and workflows in Jira and Confluence
- Continuously monitoring and maintaining algorithms to ensure consistent performance and reliability
Jun 2023 - Apr 2024
11 monthsR Programming and Staff Training
ERGO
- Conducting comprehensive R programming training for internal staff to improve their data analysis and programming skills
- Guiding and supporting staff in project implementation, especially in applying R for data-related tasks
- Preparing and presenting weekly status reports on project progress to client leadership
- Coordinating and monitoring project results to ensure all milestones are met on time and to quality standards
- Collaborating closely with various departments to align training and project goals with overall company objectives
- Using ShinyProxy for containerizing Shiny apps
- Training internal staff in Shiny R, R programming with dplyr and tidyverse, and version control with Git
Mar 2023 - Feb 2024
1 yearExternal Business Analyst
Sofico Services GmbH
- Participating in ERP system Miles training in Ghent, Belgium
- Working in an internal Sofico development team to implement Miles at an automotive bank
- Agile working following Scrum
- Modeling processes, operations, and tables in the Miles configuration system
- Developing custom SQL queries in the Miles software system to configure and adapt data processes to specific requirements
- Providing expert support in planning and executing cut-over processes for a smooth transition to the new system
- Troubleshooting and fixing defects
- Creating user stories based on client requirements
- Documenting functional requirements for the acceptance process
- Defining test cases to hand over to the testing team
Jan 2021 - Sep 2022
1 year 9 monthsHanover, Germany
IT-Consultant
Qimia GmbH
- Planning, execution and documentation of data science, data migration and transformation projects
- Implementing data science project requirements in agile teams using various technologies such as Java, Shiny R and Python
- Developing a Java tool for migrating data from a source system to a target system
- Operational support of the Java tool in a CI/CD pipeline environment
- Using Git and GitHub for code reviews and version control
- Agile work following Scrum
Nov 2019 - Dec 2020
1 year 2 monthsHanover, Germany
Data Analyst and SAP Test Manager
ZF-Wabco
- Supporting the business project management of a global ERP project
- Conducting training for a newly introduced SAP test software and supporting business users
- Creating SAP test cases, tracking their timely execution, and providing support at all related plants
- Independently tracking project phases and successfully accompanying the pilot rollout
- Performing R programming in the subproject
- Developing and designing an interactive data analytics dashboard in Shiny R for use in global logistics centers and factories of ZF's commercial vehicle supplier division (Wabco)
- Extracting data using Oracle PL/SQL queries from SAP R/3 databases
- Analyzing large data sets using Spark
Sep 2018 - May 2019
9 monthsHanover, Germany
Master's Candidate
Troester GmbH
- Master's candidate in the area of rubber equipment for the tire industry
- Thesis topic: predictive maintenance
- Analyzing and evaluating sensor data with R using Tidyverse packages and Shiny R
Aug 2016 - Jan 2018
1 year 6 monthsÇerkezköy, Turkey
Quality Engineer
Bosch & Siemens Home Appliances
- Quality analysis of refrigerator defects
- Independently planning and executing projects for defect prevention
- KPI reporting of the plant's warranty costs
- Analysis, evaluation, and reporting of plant warranty costs
Sep 2013 - Feb 2014
6 monthsStuttgart, Germany
Project Management Intern
Porsche AG
- Project and budget planning, progress tracking, and management reporting in automotive development projects
Languages
German
NativeEnglish
AdvancedTurkish
AdvancedSwedish
ElementaryEducation
Apr 2015 - May 2019
TU Braunschweig
Master of Science · Industrial Engineering · Braunschweig, Germany
Oct 2010 - Mar 2015
TU Braunschweig
Bachelor of Science · Industrial Engineering · Braunschweig, Germany
Aug 2002 - Jul 2009
Gymnasium Ricarda-Huch Schule
Abitur · Hanover, Germany
Certifications & licenses
AWS Certified Cloud Practitioner
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