I build products where mistakes are expensive.

Cash loans, trading systems, government transactions. Four years across three industries where the model, the money and the regulator all have to agree.

I'm a product manager who builds - I write the decision logic, wire up the systems it depends on, and ship the screen the user sees.

Ayushi Gupta
writes the logic wires the systems ships the screen

01Things I built.

Shipped, not specified.

Bachatt · Lending

Funnel forensics using AI

AI agents read code, logs, events and user records in parallel to do RCA of funnel breakages.

5 MCP serversIndependent RCA
See it →
Open source · Python

Nexus

A memory layer for AI coding tools: the decisions that live in people's heads, written where any tool can read them.

PyPI74 testsZero LLM deps
See it →
Open source · Orchestration

Polymath

A multi-model orchestrator on top of Nexus, so each task goes to the model that is actually good at it.

Multi-model routing9 subagents216 tests
See it →
View more →

02Proof of work.

PRDs and prototypes.

PrototypeLending

Right lender at first try

Laid down the inception with eligibility gating. Built into a recommendation system, with ML models powering decisioning and lifting user approvals.

Open
PRDIntegrations

Deep integration

Owning a lender journey end to end: the screens, the vendors, the edge cases and the architecture behind it.

Read
PRDIntegrations

Webview integration

A handful of calls and a link: compose a lender's APIs into generic ports and ship it as configuration.

Read
View more →

03Three very different rooms.

A lending app, a trading floor, and a ministry.

May 2025 - nowConsumer fintech

Product Manager, Lending

Bachatt App · Sole PM, reports to the CEO

₹xx Cr/month in 5 months10+ NBFC partnersBuilt from 0 to 10
Sep 2024 - Apr 2025Government

Associate Project Manager

Ministry of Finance (DIPAM) · Advised the Joint Secretary

Closed 5+ transactions
Jul 2022 - Sep 2024Quant finance

Associate Product Manager, Trading and Data Platforms

D. E. Shaw

+12% earnings capture$1B+ influenced200+ hours/month automated28+ BI dashboards

05Notes on building things.

On Substack.

I write about the parts of product work nobody puts in the deck.

Decision logic, messy integrations, and what the data actually said.

Read on Substack →

Most read

The first posts are in draft. They land here as soon as they go out.

All writing →

06Let's connect.

If the hard part of what you're building is the decision, I want to hear about it.