App Engineer

iOS EngineerSoftware EngineerFull TimeRemote

Location

United States

Posted

26 days ago

Salary

Not specified

SwiftSwift UII OS DevelopmentMobile Performance OptimizationBackground TasksFile HandlingNetworkingMedia Compression

Job Description

This description is a summary of our understanding of the job description. Click on 'Apply' button to find out more.

Role Description

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

Qualifications

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

Requirements

  • Bonus: Experience with growth loops or marketplace products
  • Bonus: Experience building creator tools
  • Bonus: Experience with Flutter (we are migrating parts of the stack)
  • Bonus: Experience working closely with ML or backend teams

Compensation

  • Base salary: $150,000 - $250,000
  • $150,000 – $350,000 equity
  • Benefits
  • Relocation support
  • SF HQ (SOMA) or remote

Growth Opportunity

You’ll join a team operating at the frontier of applied AI data infrastructure. We move fast and work 7 days a week. In this role, you’ll have the opportunity to:

  • Own core systems that power one of the largest human data networks in the world
  • Design infrastructure that directly influences what data trains next-generation AI models
  • Build at real scale - millions of uploads per day, adversarial environments, global contributors
  • Ship alongside a team that has built marketplaces, AI systems, and products used by millions

Job Requirements

  • 3+ years iOS development experience
  • Strong Swift / SwiftUI experience
  • Experience shipping consumer apps at scale
  • Deep understanding of performance optimization (media-heavy apps preferred)
  • 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 (we are migrating parts of the stack)
  • Bonus: Experience working closely with ML or backend teams
  • Compensation
  • Base salary: $150,000 - $250,000
  • $150,000 – $350,000 equity
  • Benefits
  • Relocation support
  • SF HQ (SOMA) or remote
  • Growth Opportunity
  • You’ll join a team operating at the frontier of applied AI data infrastructure. We move fast and work 7 days a week. In this role, you’ll have the opportunity to:
  • Own core systems that power one of the largest human data networks in the world
  • Design infrastructure that directly influences what data trains next-generation AI models
  • Build at real scale - millions of uploads per day, adversarial environments, global contributors
  • Ship alongside a team that has built marketplaces, AI systems, and products used by millions

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