App Engineer
Kled AI operates a human data marketplace where contributors upload photos, videos, and other data to earn income.
Funding history
About Kled AI
Kled AI sources large, licensable datasets from verified human contributors. Its mobile app enables users to upload photos, videos, and other content, complete tasks, and receive payouts through methods including Venmo, PayPal, and crypto. Kled also offers datasets and an enterprise portal for organizations to find, filter, and assemble AI-ready data using natural-language search. Its stated clients include leading AI laboratories, governments, and research institutions.
Skills
Candidate Availability
Required and preferred rules are kept separate and reflect the wording in the original posting.
About the Role
You'll help build the mobile experience that powers one of the largest human data collection efforts ever created. You'll design and ship core upload flows for photos, videos, and documents, build high-performance media handling systems, and optimize upload speed, compression, and background processing. You'll implement fraud detection hooks and verification UX, build incentive systems and payout visibility, and work closely with backend and ML teams to ship full-stack features that improve retention and contributor lifetime value.
Requirements
- 3+ years iOS development experience
- Strong Swift and SwiftUI experience
- Experience shipping consumer apps at scale
- Deep understanding of performance optimization, especially for media-heavy apps
- Experience with background tasks, file handling, and networking
- Strong product intuition
- Bonus: experience with growth loops or marketplace products
- Bonus: experience building creator tools
- Bonus: experience with Flutter
- Bonus: experience working closely with ML or backend teams
Responsibilities
- Design and ship core upload flows for photo, video, and 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 and ML teams to ship full-stack features
Benefits
- $150,000–$350,000 equity
- Opportunity to own core systems powering a large human data network
- Opportunity to build infrastructure influencing data used to train next-generation AI models
- Work at scale with millions of uploads per day
- Collaborate with a team experienced in marketplaces, AI systems, and products used by millions
