iOS Engineer

The role

You will own the entire iOS development lifecycle and build production-grade mobile apps using Rain's issuance platform and APIs. You will collaborate with product, design, and backend engineers to define the mobile roadmap and architect a scalable codebase.

What you will do

• Own the entire iOS development lifecycle from architecture to App Store delivery
• Build polished, production-grade mobile apps leveraging Rain's issuance platform and APIs
• Collaborate with product, design, and backend engineers to define the mobile roadmap
• Architect a clean, scalable codebase
• Integrate with Rain's APIs for card issuance, transaction management, and balance queries
• Implement secure authentication, tokenization, and data handling
• Drive decisions on tooling, frameworks, CI/CD, and testing strategy
• Contribute to the broader engineering culture

Required qualifications

• 4–10 years of professional mobile development experience
• Multiple apps shipped to the App Store
• Proficiency in Swift
• Deep familiarity with Apple's frameworks (UIKit, SwiftUI, Combine, Core Data, etc.)
• Experience architecting iOS apps from scratch
• Solid understanding of networking layers, RESTful API integration, and secure data handling
• Disciplined approach to code quality including testable code and code review
• Comfort working autonomously with minimal direction
• Strong product sensibility
• Excellent communication skills

Nice to have

• Experience in fintech, payments, or crypto/web3
• Familiarity with card issuance, wallet UX, or financial transaction flows
• Experience with WKWebView-based hybrid architectures or embedded SDK patterns
• Background in building white-label or multi-tenant mobile experiences
• Exposure to CI/CD tooling for iOS (Fastlane, Xcode Cloud, Bitrise, etc.)
• Experience being the first or early mobile hire at a startup

Benefits

• Unlimited time off (minimum 10 days required)
• Flexible working
• Stipend to set up a home workspace
• 95% coverage of health, dental, and vision plan costs for US Rainmakers
• 90% coverage for dependents
• 100% company-subsidized life insurance plan
• 401(k) with a 4% company match
• Equity option plan
• Monthly stipend for eligible health and wellness spending
• In-office meals via DoorDash credit
• Team and company offsites, both domestic and international

About the company

Rain is the global stablecoin payments platform for enterprises, neobanks, platforms, developers, and AI agents. It provides secure, scalable infrastructure for moving, storing, and using stablecoins through global payment cards and rails.