William Nguyen - Product Owner Frontend

Berlin, Germany

Experience

Apr 2025 - Aug 2025

5 months

Germany

Product Owner Frontend

German Bank

Frontend Lead Business Analyst for implementing the cashback feature in the banking app
Design and modeling of processes (chargeback, return, payout, system communication, etc.)
API coordination and alignment
Stakeholder management with IT, business unit, and backend
Roadmapping, backlog management, release planning
Testing and documentation
Requirements management and requirement analysis
Coordination and professional/technical alignment with business, system, and data teams
Tools: Confluence, JIRA, Figma, Miro, draw.io

Dec 2024 - Feb 2025

3 months

Germany

Business Consultant & Market Analyst

OCOTEN Engineering

Project management and stakeholder management
Market entry analysis for SEA for e-scooters (sourcing and sales)
Creating a KPI dashboard for corporate management (HR and financial data)
Developing a modular tool to quantify a market entry ranking
Price and scenario analysis
Tools: MS Office, Power BI

Jul 2024 - Feb 2025

8 months

Germany

BI Consultant (Data & Business Analyst & BI Developer)

Otto Klumpp GmbH

Project management and stakeholder management for QlikSense in cooperation with Studicon
Data modeling
Dashboard creation and visualization
Data analysis (HR, sales, finance, and production data)
Data administration and management for QlikSense
End-user coaching
Generating requirements
Tools: Oracle SQL Developer, QlikSense, ABAS, Microsoft SQL, BAPTECH, PROSES

Dec 2023 - Mar 2025

1 year 4 months

Germany

Lecturer

DATASMART POINT

Teaching and training in AI and machine learning
Training in Power BI
Training in business analytics and data analytics
Training in statistics
Training in data interfaces and data collection
Training in databases (SQL and NoSQL)
Data analysis and visualization with Python and Excel
Tools: Power BI, Excel, Python, Postgres, SQLite

Jun 2023 - Jun 2024

1 year 1 month

Germany

Data Coach / Data Analyst

Hanseatic Statistics

Coaching and support for students and professors in statistical data analyses
Scripting data analyses
Code review
Designing statistical studies
Interpreting statistical results
Serving clients in the fields of medicine, business, psychology, and social sciences
Tools: R, SPSS Statistics, Jamovi, JASP, Python

Nov 2022 - Apr 2023

6 months

Germany

Management Consultant

Growth Levers Consulting GmbH / Growth Levers VN

Market research and market analysis for Babynation/MATIDA
Rolling out an e-contract system (Viettel)
Managing and recruiting partners and freelancers
Building an accounting structure and guidelines
Competitive analysis
Business case analysis
Translation and intercultural consulting
Networking in Vietnam’s tech and medical hubs
Planning, organizing, and administering a Vietnamese entity
Tools: MS Office, Google Office/Analytics, Facebook Ads, Power BI

Feb 2021 - Apr 2025

4 years 3 months

Germany

Senior/Lead Business & Data Analyst

Deutsche Kreditbank AG

Lead business analyst for deposit insurance reporting and data migration
Enriching the data layer for deposit insurance reports
Lead business analyst for integrating securities data from WP-Dynamics into Abacus
Creating HGB and IFRS reports for securities from WP-Dynamics
Lead business analyst for restructuring processing (valuation data set)
Developing SQL reports based on own funds exposure
Implementing and supporting the transformation of Abacus reporting
Data mapping and analysis of various source systems into the DWH
Financial and business analysis of requirements for implementation
Debugging, functional and technical testing of implementations
Advising the finance-tech team on solutions in finance, regulatory, and reporting areas
Accounting data migration into BayernLB's SAP accounting system
Developing a Python script to detect and report incorrect bookings
Automated data evaluation and reporting of new account statements
Project organization, user stories, case analysis, stakeholder analysis
Stakeholder management and business and technical coordination with business, system, and data teams
Testing and documentation
Tools: Oracle, AB Initio BRE, OSPlus, Access, Oracle SQL Developer, MS Power BI, SAP Power Designer, MicroStrategy, RStudio, WP-Dynamics, WP-Bilanz, JIRA, Confluence, Microsoft Visual Studio Code, Python

Oct 2019 - Jan 2021

1 year 4 months

Frankfurt, Germany

Associate - Financial Services (Risk Banking/Trading & Treasury)

KPMG

Mapping and data analysis of input data from various source systems for NII and delta-NII simulation (DZ Bank)
Building an SQL-based data quality framework for the IRRBB database
Functional testing of technical implementation projects and data migrations
Developing SQL reporting macros and dashboards, and training users
Supporting the design and implementation of an economic risk capital model for mortgage loans (bootstrapping and Monte Carlo simulation) (Commerzbank AG)
Creating an automated document overview structure
Data analysis, validation, and evaluation of LCR effects from the Abacus system (Commerzbank AG)
Tools: MS Office, Oracle SQL Developer, Squirrel, Notepad++, JIRA, Tableau, Murex, VBA, MS Power BI

Oct 2018 - Dec 2018

3 months

Dresden, Germany

International Strategy Consultant

Dreberis GmbH

Market entry projects for infrastructure, water/wastewater, education, Industry 4.0, and smart city in Eastern Europe
Market research and market analysis
Project documentation
Management consulting on regulations in target countries
Coordinating overseas trips and meetings with potential partner companies