Finance & Banking

Vault Pay: Re-platforming a Card Issuer

From 8s checkout to 600ms in three months.

Built forVault Pay

−85%
p95 latency
99.99%
Uptime

StackTypeScriptGoPostgreSQLKubernetes

The challenge

Challenge

Legacy systems and tight deadlines.

Our solution

Solution

Incremental rewrite behind feature flags.

Results

Results

Measured improvements across SLOs.

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