James Cross

About James Cross

Software engineer at Tiktok U.S. Data Security Global Payments. Develop internal tooling…

Experience

1. Software Engineer

   TikTok

   Jan 2022 — Present

   Built internal tool to query infrastructure configuration differences across data centers and then auto synchronize configs across regions • Designed Swagger api and models for a variety of internal APIs to save teams time during development when querying the infra API ∙ Built infrastructure event dashboard using FaaS, Kafka, Elasticsearch, and Grafana to track all infrastructure changes within the US global payments • Primary contact for the building out and sustaining the Treasury subdomain in US that liaisons the movement of funds from Tiktok to external financial institutions • Configure and build out key infrastructure for the new TikTok US payments systems in infra services such as relational database, NoSql db, message brokers, Redis cache, and others • Analyze Grafana metrics and internal logs of end to end payments system to troubleshoot critical incidents • Participate in on-call rotation as first point of contact for major fund loss incidents in the US • Configure bosun expression of alarms to more accurately monitor payments system • Run QA regression tests to ensure new service deployments are ready for production environment • Deploy and monitor new service upgrades using Jenkins internal pipeline • Oversee deployments of up to 20 services in one night for time sensitive production pushes • Built ad-hoc Golang script to change notification groups of critical alarms • Write and participate in post-mortems after critical incidents • Present to 100+ person internal tech talk on using Swagger and a infrastructure diff tool