Hi, I'm Priyansh Shah

I build ML for finance

I'm a Data Scientist and ML Engineer focused on quantitative finance. I build production ML systems and research pipelines that hold up under real validation.

FRAUD ACCURACY96.9%·FRAUD PR-AUC0.66 vs 0.05·VALIDATIONLEAKAGE-SAFE·ALPHAHONESTLY REPORTED
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Featured Projects

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  • Project CHF (Crypto Hedge Fund v2)

    2025

    9-agent crypto quant pipeline. Best signal hit Rank IC 0.0275, but after walk-forward validation and costs it reports alpha_verified=false.

    PythonLightGBMXGBoostMLflow
    Code

  • PearPay (ETH Global)

    2025

    Agent payments and escrow app built at ETH Global. On-chain x402 receipt verification and a pre-signing spend-policy engine (per-request + daily USD caps) now gate every payment route. 154 vitest + 31 forge tests, testnet-only.

    Next.jsSolidityiOSWeb3
    Code

  • ClaimGuard-AI

    May 2026

    Pre-submission healthcare claim denial-risk engine trained on real CMS CERT audit data (ROC-AUC 0.745, PR-AUC 0.295 vs 0.141 base rate). CARC/RARC crosswalk, expected-recovery-$ queue, model-card page, 76 tests.

    Next.jsFastAPIXGBoostDuckDB

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