Lead Backend Architect and Scaling Engineer

Specializes in 0→1 backend architecture and scaling systems. Currently leads a 7-person pod at a high-growth SaaS, having joined as the 8th engineer. Key achievements include architecting a credit-based billing & usage engine, optimizing ingestion pipelines to double throughput for 1,000+ concurrent enterprise workflows, leading infra initiatives that cut costs by 23% and reduced customer onboarding time from 1 day to 1 hour. Also built and ran a side project to 30k+ DAU. Seeking SDE 3 / Lead / Senior / Founding Engineer roles to own architecture and ship revenue-generating products.