How to use Replit Agent to prototype Travel Pal
Replit built Travel Pal's Expo prototype and repaired a role badge through browser self-testing; its developer took over external auth and safety integrations.
maliknoman.dev
Original prompt
Shared by the source author. See source notes for context.
Build a travel companion app called Travel Pal (React Native + Expo).
Reach people exploring AI agents
See placements →What happened
Travel Pal became a demonstrable Expo prototype with scaffolded matching and self-tested UI; external auth, safety and portability required developer work.
Reported by Malik Noman Tariq on BlogHow the agent did it
- Tariq supplied the app concept and role-based mobile requirements.
- Replit generated screens, matching logic and backend scaffolding with a live preview.
- Its browser self-check repaired a missing badge, while Tariq handled harder integrations.
Where a person stepped in
Tariq tuned matching rules and took over authentication, safety and architecture decisions when external integrations stalled.
Malik Noman Tariq used Replit Agent to turn Travel Pal's concept and screen ideas into a React Native and Expo prototype. The app connected tourists, locals and business travelers visiting the same city during overlapping dates.
The agent scaffolded onboarding, role-specific profiles, a five-tab navigation structure and a first matching model. It wrote API specifications, database structure, server files and mobile screens in parallel, while a phone preview showed progress. Tariq later tuned which member types should pair with one another.
One concrete self-check occurred before his diff review: Replit opened the app in a browser, clicked through onboarding into a profile, noticed a missing role badge on first load and patched it. That observed loop went beyond returning code without running the interface.
The prototype became harder to finish at external authentication, chat presence, subscription and safety integrations. Tariq reports plausible SDK code and repeated unsuccessful fixes, then took those decisions back. Exporting to GitHub also required removing Replit-specific database and authentication assumptions. The result was a demonstrable prototype with useful scaffolding and self-testing, while production boundaries still required the developer's work.
Prompt
Original prompt
Source: Blog · Malik Noman Tariq
Frequently asked questions
What did the browser check catch?
A profile role badge failed to render on its first load.
Which matching rule was generated?
Members were matched by city and overlapping trip dates; the author tuned pairing rules.
What needed human engineering?
External authentication, safety integrations and removal of Replit-specific coupling.
More details
About this account
The agent scaffolded onboarding, role-specific profiles, a five-tab navigation structure and a first matching model. It wrote API specifications, database structure, server files and mobile screens in parallel, while a phone preview showed progress. Tariq later tuned which member types should pair with one another.
Primary first-person account opened. The author labels its supplied starting prompt approximate; the excerpt preserves that qualification. Working prototype does not establish production authentication or safety. Original prompt excerpt retained from the source.
Credit: Malik Noman Tariq on Blog
Source published 30 Jun 2026
Source checked 14 Oct 2026
Tools and topics
Replit Agent · React Native · Expo · GitHub
Mobile prototype · Browser self-testing
Editorial completeness: 100/100. Measures documented fields, not agent performance or verified outcomes.