Kanishka
Data Scientist · Payments · Product Analytics · Finance & Fintech
Make hard questions answerable — by building the right tools, asking the right things first, and reading what the data reveals.
Who he is: Kanishka is a senior data scientist at Meta Fintech, where he owns measurement and analytics for a payment processing engine handling $100B+ in annual transaction volume. Before Meta, he spent two years at Fractal Analytics and seven years at Deloitte Advisory, working across payments, fintech, and enterprise analytics. His work spans causal inference, large-scale experimentation, ML model evaluation, and cost analytics — applied to some of the hardest measurement problems in consumer and business payments. He's from Mumbai. He studied Electronics Engineering, then got his MS from NYU. He believes the most valuable questions are the ones nobody thought to ask.
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What I specialise in:
At Meta Fintech, a measurement decision touches $100B+ in annual transaction volume and hundreds of millions of users. Getting it right demands the full stack: statistical rigor, product judgment, and the cross-functional trust to make data actually move decisions.
The domain: consumer and business payments — authorization optimization, large-scale experimentation, cost intelligence, causal inference, platform reliability, and financial risk. The methods: SQL, Python, causal models, and ML evaluation frameworks applied where the stakes are highest.
Twelve years across Meta, Fractal, and Deloitte. The constant: making complexity legible, and turning analysis into action.
Selected work:
Built 4 analytical agents and 3 reusable recipes to scale payments data science work — eliminating repetitive manual work across auth, cost, and broader metrics analysis. Developed reporting automations to streamline inputs and free capacity for higher-order work. Serve as domain SME and quality gatekeeper for agentic outputs: building eval frameworks, overriding where payments expertise demands it, and enforcing a strict standard — accurate, defensible, and bite-sized enough to act on immediately.
Led end-to-end measurement for Meta's core payment processing engine — $100B+ in annual TPV. Executed 40+ global A/B experiments to validate and ship Omni, the largest infrastructure change in Meta Fintech's history: migrating 99%+ of TPV while sustaining 99.99% reliability. Omni now powers 30+ products and 50+ payment methods globally.
Built the definitive model of payment health at Meta — quantifying causal relationships between auth rate, retry sequencing, revenue collectability, chargebacks, and leakage. Translated findings into OKRs and network strategies that moved Meta's payment success rate from below-industry benchmark to industry standard, contributing directly to revenue collectability at $100B+ TPV scale.
Architected Meta's fee-level transaction cost tracking system, bringing granular visibility to payment economics across the full processing stack. Identified material savings across routing optimization, data corrections, localization, and same-currency settlement. Built the analytical infrastructure for PSP and network negotiations — contributing to $20M+ in negotiated savings.