Leading European Bank Data Lake Platform
Full-scale data platform implementation (2022–2024)
Project Overview
Led the complete design and implementation of a comprehensive data lake platform from the ground up for a leading European financial institution. This greenfield project involved creating automated data pipelines and regulatory reporting systems to meet strict banking compliance requirements.
Key Achievements
- Zero-downtime migration from legacy systems to modern cloud architecture
- 99.9% uptime achieved through robust error handling and monitoring
- Automated regulatory reporting ensuring compliance with European financial regulations
- Real-time data processing enabling instant decision-making capabilities
Technical Stack
Infrastructure
- AWS S3 for data storage
- AWS Glue for ETL operations
- AWS Lake Formation for security
- AWS Athena for analytics
Development
- Python for data processing
- AWS CDK (TypeScript) for IaC
- AWS Step Functions for orchestration
- QuickSight for visualization
Challenges & Solutions
Data Security & Compliance
Implemented comprehensive data governance using AWS Lake Formation with fine-grained access controls and audit logging to meet banking regulatory requirements.
Legacy System Integration
Designed custom connectors and transformation pipelines to seamlessly integrate with existing core banking systems while maintaining data integrity.
Performance Optimization
Optimized query performance through intelligent data partitioning and columnar storage formats, reducing query times by 85%.