App Engineer

• Kled is building the largest opt-in human data network in the world.
• We are not a labeling firm. We are not a task marketplace.
• We are a consumer application where people upload their real photos, videos, and documents and get paid continuously.
• We then filter, standardize, and license that data to frontier AI labs and enterprises that need fresh, rights-aware training data.

Reached #1 on the App Store (Finance) with 0 paid marketing

• Scaled to 600,000+ active data contributors
• Processed 5M uploads per day

Raised $15M+ from investors behind SpaceX, Airbnb, Coinbase, xAI, OpenAI, Anthropic, Spotify, Lyft, Uber, and more Our mission is to let anyone download the app and earn a real living wage from uploading their data.

• iOS Engineer - Consumer App
• Our entire network starts on the phone.
• You’ll help build the mobile experience that powers one of the largest human data collection efforts ever created.

Design and ship core upload flows (photo, video, document ingestion)

• 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

3+ years iOS development e