10+ years building payment systems, fintech solutions, and scalable distributed backend architectures
London, United Kingdom
Tech talk on leading the payment database migration from IBM DB2 to MySQL. Covered the AI-assisted conversion workflow, the custom DB Migration Quality Checker I built, the production deployment strategy, and how we handled a failed first attempt.
See event details →How I led the migration of a payment system database from IBM DB2 to MySQL, handling PCI-scoped data, building custom validation tooling that got adopted company-wide, and using AI to speed up the process. The result: roughly $1M in annual savings.
Read Full Article →Building payment gateways, wallet systems, and financial infrastructure processing 10M+ daily transactions across multiple regions
Designing scalable distributed systems with Java, Spring Boot, microservices, event sourcing, and CQRS patterns
Leveraging AI agents and tools to automate workflows, enhance development productivity, and build intelligent systems
Delivering solutions across 7 regions including UK, EU, and North America in fintech, IoT, and gambling domains
A highly scalable distributed payment gateway processing 10M+ daily transactions, built with Event Sourcing and CQRS patterns. Includes 3D Pay, End-of-Day processing, and payment orchestration using the SAGA pattern.
A hybrid on-premise/cloud platform that collects sensor data from engines and machines, processes it with AI for predictive maintenance. Used by Mercedes and airlines to prevent breakdowns.
Payment and wallet microservices for a high-transaction online gambling platform, deployed across 7 regions (UK, EU, North America) with 10+ microservices.
