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Client · BharatWalletIndustry · Fintech · PaymentsYear · 2025
Payment-gateway infrastructure for an Indian fintech.
Built the core payment-gateway and merchant-acceptance stack for BharatWallet — card rails, UPI, wallet top-up, settlement, and reconciliation engines.
Outcome
<300ms
median UPI auth latency
Stack
GoPostgreSQLKafkaRedisKubernetesGrafana
The problem
(Replace with the real client narrative — what was broken, what the constraints were, why now.)
The approach
(Replace — what we did differently, the architectural calls, the non-obvious decisions, the things we said no to.)
What shipped
(Replace — outcomes, metrics, what changed for the team and the customers, with attribution.)
(Pull-quote from the client lands here.)