•Developed an internal automated ordering system reducing individual test duration to support changes required by the European Payment Services Directive and future marketplace launches.
•Designed persistence feature to eliminate the chance of looping upon customer payment challenge resolution, improving service consistency and customer experience.
•Investigated and identified a ∼15% latency overhead affecting ∼80% of calls in scope within customer checkout, which later improved to a latency-neutral state.
•Mentored intern in designing and developing a successful proof of concept for a containerized widget service.
•Implemented alarm automation, latency guard railing, and standard operating procedure runbook, enhancing operational excellence leading to successful 2020 and 2021 peaks.