Banking Project – Germany
Senior Data Analyst, Jan 2026 – Present
Project description
- Worked in a team of 10 members on a banking data modernization project, migrating on-premises data systems to an Azure and Databricks-based platform.
- Supported the delivery of reliable and scalable data solutions for banking analytics, reporting, and business decision-making.
Responsibilities
- Analysed business and data requirements with stakeholders and translated them into data models, datasets, and reporting requirements.
- Prepared, transformed, and validated large-scale banking datasets using Databricks and Delta Lake.
- Performed data quality analysis and validation to identify inconsistencies and ensure reliable data for downstream reporting.
- Developed and maintained data processing workflows using Databricks and Azure services to support analytical requirements.
- Investigated data issues, performed root-cause analysis, and collaborated with engineering teams to improve data accuracy and reliability.
- Supported ad-hoc data analysis and data extraction for business and operational requirements.
Technologies
- Data Analytics & Processing: Databricks, Delta Lake
- Cloud & Data Services: Azure Data Factory, Azure Blob Storage, Azure Logic Apps
- Data Practices: Data Analysis, Data Transformation, Data Validation, Data Quality
Manufacturing Data Platform – US
Data Team Leader, Aug 2023 – Dec 2025
Project description
- Automate Data Validation process
- Migrate data from on-prem Oracle Data Warehouse to the Azure Data Lake
Responsibilities
- Develop, migrate and tune successfully 50+ functions, procedures, triggers, tables, views from existing on-prem DWH (Oracle) to a new Data Lake (Azure)
- Lead Data team and manage tasks to design and build 30+ notebooks and jobs to perform Data Validation between Oracle source system and Azure Databricks target system
- Define KT Plan and create documents to on board the solution
Technologies
- Azure SQL, Tableau, Looker, SQL, Python, R, Power BI
Data and BI Platform – Singapore
Data Consultant, Aug 2022 – Aug 2023
Project description
- Build end-to-end Datalake from scratch
- Build end-to-end Power BI reporting and dashboard platform from scratch
Responsibilities
- Worked directly with Business users to understand the project’s requirements (Data Sources, Data mapping, metrics calculation rules)
- Defined KPIs, built data models, and developed 20+ Reports and Dashboards to provide insights for product analytics.
- Designed and developed 30+ Data batch and streaming pipelines to automate data integration process and build Azure Datalake on Databricks Delta Lake multihop architecture
- Built 3+ Data science models using Fuzzy Logic in Databricks to detect similarity and predict the best course of CAPA actions for the non-conformances
Technologies
- SparkSQL, PySpark, Databricks, Power BI, Azure Data Factory, Azure Synapse Analytics, Scikit-learn, Azure AI Form Recognizer, Azure Logic Apps.
E-Commerce Data Platform – Ireland
Data Analyst, Jan 2022 – Aug 2022
Project description
- An E-Commerce Data Platform collects and stores data from online sales, customers, and marketing activities. It helps businesses understand customer behaviour and track sales performance. This platform supports better decision-making and enables personalized shopping experiences.
Responsibilities
- Defined new KPIs and developed 10+ Reports and Workbooks to automate 50% Time series data quality and Price & Inventory Monitoring activities.
- Decreased database server response time by 30% by restructuring SQL queries.
- Built dashboards to provide a holistic view of review analysis and content compliance
Technologies
- Azure SQL, Tableau, Looker, SQL, Python, R, Power BI
Financial Data Warehouse – US
Sub Lead Data Engineer, Aug 2019 – Aug 2021
Responsibilities
- Coordinated with Project Manager to plan 5 projects and manage a cross-functional team of 10 (Dev, BA, QA).
- Built 20+ ETL Jobs to integrate data files into Azure DWH (500+ tables, 10TB+ data)
- Developed and migrated successfully 30+ reports from the old BI Platform system to the new one with full-stack responsibility.
- Tuned 50+ SQL packages, functions, and procedures to reduce the latency of database processing time by 30%.
- Produced 50+ confluence documents for knowledge transfer and got referenced by other teams.
Technologies
- Azure Cloud services, Azure Data Factory, T-SQL, Python, SSIS, Unix, Oracle, Java, IBM Cognos MS SQL, C#, HTML, JavaScript, SSRS, Power BI
Banking Data Warehouse – VietNam (Banking Clients)
Lead Data Team, Jun 2018 – Aug 2019
Responsibilities
- Led 2 Agile-Scrum projects and managed a cross-functional BI team of 15 (Dev, BA) to design data model, develop ETL Jobs and build DWH (20+ sources, 2000+ tables, 50TB+ data)
- Improved banking report performance by 30% by optimizing SQL packages, triggers and procedures.
- Documented 50+ confluence pages for knowledge transfer and training plans, which helped 30+ team members enhance their knowledge in SQL and DWH
Technologies
- PL/SQL, T-SQL, IBM DataStage, Oracle DB, MS SQL, SSIS, Unix, Python.
BI Platform – Singapore
BI Developer, Jan 2018 – Jun 2018
Responsibilities
- Developed 20+ reports to provide product insights
- Reduced database server response time by 20% by restructuring SQL functions and procedures.
- Created documents to support the monitoring team to keep track of report performance and extract data.
Technologies
- PL/SQL, SAP Crystal Report, Unix, and Control-M
ERP Reporting Platform – Singapore
Reporting Analyst, Nov 2016 – Jan 2018
Responsibilities
- Designed and created 150+ ERP reports using SQL and Jasper iReport.
- Deployed 20+ new features for Reporting module in ERP platform using Java and SQL.
- Produced confluence documents and guided 10+ enterprise clients using Jasper Studio to create custom reports. plans, which helped 30+ team members enhance their knowledge in SQL and DWH.
Technologies
- SQL, Jasper iReport, Java, Jasper Studio
Network and System Management – Cambodia
Lead System Engineer, March 2020 – July 2020
Responsibilities
- Led a team of 5 level-2 networking and system engineers to operate, monitor and troubleshoot Network and Server systems in use by 5000+ Fiber subscribers over 6 branches in Cambodia.
- Designed a training plan and created documents to train 50+ staffs from customer support and deployment teams.
