# Staff iOS Engineer
**Company:** [OpenSea](https://hotfix.jobs/companies/opensea)
**Location:** Remote
**Salary:** $180K-$270K
**Skills:** Swift, SwiftUI, Mvvm, GraphQL, Kotlin Multiplatform Mobile, Rest, AI Tools, Real-Time Data Updates
**Posted:** 2025-08-22
> Staff iOS Engineer owns end-to-end iOS app development using SwiftUI and MVVM, integrates GraphQL APIs for real-time updates, and leverages AI tools. Collaborates with teams to deliver scalable mobile experiences for crypto trading.
## Job Description
## Responsibilities
- Take a major role in the design & development of the OpenSea iOS app, driving a modern, scalable, and maintainable codebase primarily built with **SwiftUI** and **MVVM** architecture
- Collaborate closely with product, design, and engineering teams to build seamless, user-friendly mobile experiences for millions of users
- Take ownership of features from conception through deployment
- Contribute to the architecture and evolution of the mobile codebase, including cross-platform components where applicable
- Integrate with **GraphQL APIs** and implement real-time data updates to deliver dynamic and responsive user interfaces
- Advocate for and adopt **AI-assisted development tools** to accelerate productivity and improve code quality
- Help shape the future direction of OpenSea's mobile platform by providing technical leadership and innovative solutions

## Desired Experience
- Deep expertise in **Swift** and **SwiftUI**, with solid understanding of **MVVM** architecture and modern iOS frameworks
- Experience working with **Kotlin Multiplatform Mobile (KMP)** and enthusiasm for contributing to cross-platform shared code
- Solid understanding of developing API-driven mobile apps across **REST & GraphQL**
- Strong systems engineering skills and a generalist mindset to tackle both frontend and backend challenges within mobile development
- Hands-on experience with real-time data updates and complex UI interactions
- Proven track record of adopting and leveraging **AI tools** to accelerate development productivity
- Comfortable working in a fast-paced, collaborative environment with a focus on shipping polished features
- Prior experience in fintech or crypto-related products preferred
- High ownership mentality

## Compensation
**Base salary**: $180,000 - $270,000 plus benefits & equity
**Apply:** https://hotfix.jobs/jobs/staff-ios-engineer-at-opensea-a3070094-eb87-4ef9-9352-de12e8e6a024
**Canonical:** https://hotfix.jobs/jobs/staff-ios-engineer-at-opensea-a3070094-eb87-4ef9-9352-de12e8e6a024