Rebuilding a Banking App for 50K Users
FinFlow needed to migrate from a legacy codebase to a modern stack without a single minute of downtime for half a million daily active users.
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Client
InsightIQ
Industry
B2B SaaS
Year
2023
Result
Query times from 30s to 800ms, 10x user growth
Queries on their PostgreSQL database were timing out. Dashboards took 30+ seconds to load. Enterprise clients were churning to competitors.
Migrated to Snowflake with intelligent caching layer. Built a new React frontend with optimistic UI patterns and progressive data loading.
P95 query time under 1 second. Net Revenue Retention improved from 87% to 118%. Series C closed at 3x higher valuation.

FinFlow needed to migrate from a legacy codebase to a modern stack without a single minute of downtime for half a million daily active users.
A Series B healthtech startup needed to scale their telehealth platform from 10 concurrent sessions to 10,000.