• Implemented gRPC error monitoring and Heap analytics events to detect customer friction during external provider redirections (PayPal, iDEAL, Bancontact, Stripe), capturing telemetry on 100% of affected BNPL transactions.
• Managed the full release lifecycle of the Payment Capability Service and optimized ECS Fargate runbooks with fast rollback procedures, reducing triage time during deployment incidents.
• Resolved a critical memory leak in the Payment Capability Service by upgrading core dependencies (Django, Boto3, Botocore), cutting memory utilization spikes by ~25% and eliminating associated alerts.
• Built checkout and refund E2E test suites with Playwright, fixing locator and timeout flakiness, reducing CI/CD pipeline deployment blockers by 30-40%.
• Served in the Payments Sheriff on-call rotation: triaged production incidents, reproduced complex redirection failures in QA, and maintained operational stability across payment services.
• Co-developed the frontend for an AI-powered event pricing suggestion feature using Snowflake data during an internal HAIathon, with an estimated potential to increase cart value by 10%.
• Migrated Operational Readiness Reviews (ORR) to GitHub and completed the bi-annual PCI DSS data flow diagram review, maintaining 100% audit readiness and compliance.
