I will audit your retool app and deliver a video walkthrough

J
josephpurdy714
J
josephpurdy714
Joseph Purdy

About this gig

Got a Retool app that's slow, half-broken, or inherited from a contractor with no documentation?


I'll spend a couple days going through it and send you back a video walking through what's there. What works, what doesn't, what's killing performance, and the handful of fixes that would actually help.


What you get:

- 10-20 min recorded walkthrough

- Architecture review: queries, JS, state, components

- Performance bottlenecks called out

- A short list of what to fix first

- Notes on your stack: Postgres, Supabase, Stripe, HubSpot, REST or GraphQL APIs


A bit about me: ex-fintech engineer. I've built internal tools for live trading desks, the kind where bad queries cost real money. That perspective transfers pretty directly to SaaS internal tooling.


This gig is audit only. If you want me to fix what I find afterwards, message me. I'll send a custom offer with a 20% discount for returning customers.


NDA? Attach it to your order. I'll sign before I look.

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Get to know Joseph Purdy

Joseph Purdy

Retool Developer, Internal Tools for SaaS, fintech engineer

  • FromChina
  • Member sinceJul 2019
  • Avg. response time1 hour
  • Languages

    English, Chinese
I build the internal tools your engineering team doesn't have time to build. Background: ex-fintech engineer running production internal tools for live trading systems. Dashboards and admin panels where slow queries cost real money. Stack: Retool, Streamlit, Python, React, TypeScript, Postgres, Supabase. Integrates with Stripe, HubSpot, Snowflake, BigQuery, REST/GraphQL APIs. Speed first: MVP in 3 days, production app in 2 weeks. Recorded walkthroughs included so your team can extend without paying me. NDA-friendly. Response within 1 hour (UTC+8).