CareerPlanSign in
In office • New York💼 Full-time🗓 2026-06-25

Core

Building the mobile experience for a digital collectibles marketplace where users buy, open packs, and trade cards.

Role type

Senior iOS Engineer (early-stage/founding team)

Builds

iOS mobile application for buying, selling, and redeeming digital collectibles

Domain

Fintech / Digital Collectibles / Consumer Mobile

Deliverable

production ML models | product features

Required skills

Swift (SwiftUI and/or UIKit), architecting scalable core systems, designing high-fidelity animation-heavy UIs, end-to-end feature ownership, building complex stateful interfaces, implementing networking layers and real-time updates, optimizing app performance and reliability

Preferred skills

experience in marketplace, fintech, gaming, or social apps, working with incomplete information, rapid iteration

Technologies

Swift, SwiftUI, UIKit

Responsibilities

Architect core product systems for long-term scale, design and implement high-fidelity animation-heavy user experiences, partner with Product and Design to turn ambiguous ideas into clean flows, ship experiments quickly and iterate, improve app performance and responsiveness, implement networking layers and real-time updates, raise the bar on code quality and engineering culture

Seniority

Senior, hands-on IC in a founding team

Sourced via wellfound · Listed on CareerPlan, which tracks 70,000+ jobs from 20+ sources.