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Paidwork – Make Money Mobile App

Role: Flutter Developer & Architect

Industry

Gig Economy / Mobile Apps

Duration

8 months

Client

Paidwork

Key result

+10M APP DOWNLOADS

Business Challenge

The client needed a modern mobile app for earning money by completing tasks, working across all mobile platforms.

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My Approach & Architecture

Lead engineer in charge of refactoring and stabilizing the Flutter structure. Slashed memory usage by 40% by eliminating stream leaks and designed secure API contracts handling millions of micropayments.

Core Features

Core Features.

Moduł 01

Multi-type Task Engine

Enables users to play games, complete surveys, and watch videos with on-device completion checks.

Moduł 02

Secure Wallet & Payouts

Integrated client-side ledger showing earnings, commissions, and instant wire transfers.

Tech stack used

Tech stack used.

Flutter

AdMediation

Firebase

REST API

Result & Testimonial

"Maciej's contribution to optimizing the Flutter build directly resulted in an 85% drop in our crash rate. The user interfaces run flawlessly now."

Marcin WójcikCTO PaidWork

Key result

+10M APP DOWNLOADSKey parameter of deployment success

Downloads:10 000 000+

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