Engineered a 4-stage async verification pipeline capable of processing high-volume email lists with rate-limited background queues.

Built email generation system per user and custom email-to-markdown pipeline with Resend API, and a Node.js backend.

Architected vertically integrated customer lifecycle engine, moving from waitlist to activation phase to scalable and stable foundation of the platform with unparalleled performance.

Built a timezone-aware scheduling engine with automated commission splitting and SSR data pre-fetching.

Implemented multi-tenant studio management with bidirectional Zoom API integration for auto-generated meeting links and attendance tracking.

Developed rich text editor engine with AI powered suggestions and autocomplete by working with low-level APIs of ProseMirror.

Constructed a custom RAG (Retrieval-Augmented Generation) pipeline to ingest and query mixed-media datasets (ZIP, YouTube, Text) with citations.

Re-architected legacy platform into a secure Remix SPA handling complex shared-subscription logic and behavioral email triggers.

Automated the supply chain via webhooks, synchronizing inventory and order fulfillment directly between the CMS and Printful's manufacturing API.

Headless e-commerce implementation replacing Shopify dependencies to achieve 100/100 Core Web Vitals via aggressive server-side optimization.

Internal Tool: Developed a hardened, kiosk-mode browser instance for restricted enterprise environments.