›Düsseldorf, Germany · Backend platform engineering for delivery management at multi-country scale. Initiative Lead (Internal Tracking SaaS).
›Architected shipment and return services on Domain-Driven Design and hexagonal boundaries across five European markets, cutting end-to-end processing time by 20% through queue-backed workers and targeted profiling.
›Designed a standardized integration adapter pattern over RabbitMQ with retry, failover, and graceful degradation, onboarding 15+ third-party providers and reducing per-provider onboarding time by 30%.
›Led the internal tracking SaaS initiative, designing the SDK and microservice backbone that established a single source of truth for order state across customer-facing apps and operations tools, with domain resolvers running behind queues and workers.
›Built observability across the delivery pipeline with Grafana, Prometheus, and Cloud Monitoring, where rate-of-change alerting cut incident detection time by 15%.
›Ran production services on Kubernetes with automated CI/CD and quality gates, mentored junior engineers, and delivered with Product, Operations, and Support in Scrum.
›Stack: PHP 8 · Symfony 7 · Doctrine ORM · Python · MySQL · PostgreSQL · ClickHouse · RabbitMQ · Redis · Kubernetes (GKE) · Docker · GitLab CI/CD · Argo CD · Grafana · Prometheus · Sentry