App Engineer

United States, Remote. Posted 8 months ago

The role

You will build the mobile experience for a human data collection network. You will design upload flows, media handling systems, and contributor dashboards.

What you will do

Design and ship core upload flows
Build high-performance media handling systems
Optimize upload speed, compression, and background processing
Implement fraud detection hooks and verification UX
Build incentive systems, payout visibility, and contributor dashboards
Improve retention, engagement, and contributor lifetime value
Work directly with backend + ML teams to ship full-stack features

Required qualifications

3+ years iOS development experience
Strong Swift / SwiftUI experience
Experience shipping consumer apps at scale
Deep understanding of performance optimization
Experience with background tasks, file handling, and networking
Strong product intuition

Nice to have

Experience with media-heavy apps
Experience with growth loops or marketplace products
Experience building creator tools
Experience with Flutter
Experience working closely with ML or backend teams

About the company

Kled is building a consumer application where people upload photos, videos, and documents to get paid. The company filters and licenses this data to AI labs and enterprises.