Shubham

A 4.5-year journey scaling frontend architectures, merging acquisitions, building big data pipelines, and shipping Generative AI infrastructure.

Built an LLM email generation system processing 1,500+ emails daily with multi-layer guardrails, achieving 42% reply rates.

Built an AI engine generating 20,000+ account summaries daily with buying stage predictions, intent insights, and next-action recommendations.

Led the full tech stack for a D2C beauty platform incubated at Blinkit — migrated from Shopify to React (12s → 3s load) and built a native Android app.

Owned critical big data infrastructure handling millions of signals daily. Optimized a core PySpark DAG saving 45 mins/day and retired legacy systems to save $130K annually.

Led development of a blockchain explorer for the Aeternity network and managed a new tech team of four developers across India and Berlin.

Designing advanced LLM architectures using Retrieval-Augmented Generation to ground AI responses in proprietary data.

Designed and developed a Progressive Web App with 30+ pages scoring 90+ on Lighthouse for performance, accessibility, and SEO.

Developed a blockchain system using Solidity and React enabling institutions to issue verifiable digital certificates.

Built a full-stack inventory management solution and a price-tracking Repricer app with SMS notifications for eBay, Amazon, and Discogs.