Staff iOS Engineer
Polymarket is a decentralized information markets platform that lets users bet on the outcome of real-world events.
1280 Lexington Avenue, New York, USA, United States
About Polymarket
Polymarket is an information markets platform where users can trade on the outcomes of various events, leveraging the power of free markets to forecast the future. It provides a mechanism for users to bet on real-world events and earn money based on the outcomes.
Skills
About the Role
You will take end-to-end ownership of the iOS experience, including its technical architecture, performance, product quality, and release discipline. You will design real-time experiences for live market data, prices, and order states; establish engineering standards; collaborate on APIs and data contracts; and help shape the mobile platform strategy.
Requirements
- Significant iOS engineering experience with a record of shipping and owning high-quality production iOS applications.
- Deep experience building trading, financial, or sportsbook applications.
- Strong knowledge of Swift and the iOS SDK.
- Knowledge of performance, memory management, and real-time data handling.
- Experience consuming live data feeds and reliably displaying fast-moving information.
- Cross-functional communication skills with product, design, and backend engineers.
- Familiarity with WebSockets, streaming APIs, or real-time data infrastructure.
- Experience leading or mentoring iOS engineers.
- Experience in a high-growth startup environment.
Responsibilities
- Own the iOS product experience from architecture and performance to quality and release discipline.
- Set and own the technical direction and architectural decisions for the iOS platform.
- Design and implement reliable real-time experiences for live market data, prices, and order states.
- Lead code reviews and establish strong iOS engineering standards.
- Collaborate with product, design, and backend teams to define priorities, APIs, and data contracts.
- Shape mobile platform strategy and scalable architecture decisions.
Benefits
- Unlimited PTO
- Full health, vision, and dental coverage
- 401k match
- Hardware setup including a MacBook Pro, display, and accessories
