Monstro
fintech
MobileDeveloper–iOS
Neural analysis suggests this role is
optimal for Senior candidates.
“Mobile Developer – iOS at Monstro. Skills: iOS Application Development, Swift, SwiftUI, UIKit, Combine, Swift Testing, Swift Data, async/await, secure data handling, performance optimization, API integration. Design, build, and maintain core features using Swift and modern iOS frameworks. Deliver smooth, intuitive user experiences that support complex financial workflows”
What You'll Achieve.
The iOS experience is fast, secure, and delivers exceptional clarity for users managing complex financial information.; The mobile codebase is maintainable and scalable, supporting rapid iteration without sacrificing quality.; Architecture patterns are consistent, well-documented, and trusted across the engineering org.; The app consistently meets performance and security standards suitable for a regulated financial environment.; You’ve elevated the craft, practices, and expectations of mobile engineering at Monstro through thoughtful execution and collaboration.
Industry & Context.
debugging; performance tuning; optimizing for real-world usage
Hybrid for those in the NYC metro
What They're Looking For.
Must Have
5+ years of professional iOS development experience, proficiency with Swift, modern iOS development (SwiftUI, UIKit, Combine, Swift Testing, Swift Data, async/await), Experience building and releasing production iOS applications, Understanding of scalable iOS applications, Experience integrating with RESTful APIs, managing complex data flows, grounding in secure data handling, encryption, and authentication, Skilled in debugging, performance tuning, and optimizing for real-world usage, Experience with multi-language support, Clear communicator who thrives in a fast-paced environment, Ownership mindset with a focus on quality, security, and reliability, Experienced with CI/CD pipelines for iOS, including Apple’s CI/CD pipeline, Genuine passion for the craft of building software and curiosity to keep learning, Clear communicator who takes ownership and moves with urgency
Nice to Have
Experience with accessibility best practices is preferred
What You'll Do.
and maintain core features using Swift and modern iOS frameworks
intuitive user experiences that support complex financial workflows
Own feature development end-to-end—from architecture to implementation
including TestFlight builds and deployment to the Apple App Store
Establish scalable iOS application leveraging SwiftUI architectural patterns such as async/await and data flows
offline/online behavior
Build for speed and correctness in a regulated environment
Integrate the mobile client with backend APIs
financial data systems
and third-party providers
Work closely with backend engineers to shape efficient API interactions and ensure seamless real-time data flows within the app
Implement secure data handling practices required for financial applications
Ensure proper encryption
and session management
Build with the rigor necessary for regulated
high-trust environments
Partner with product managers
and fellow engineers to deliver cohesive
user-centered features
Contribute to architectural discussions
Support engineering excellence through documentation
and raising the overall technical bar
How You'll Work.
Team & Collaboration
hands-on, collaborative role; Partner with product managers, designers, and fellow engineers to deliver cohesive, user-centered features; Contribute to architectural discussions, planning, and code reviews; collaboration
Communication Scope
Clear communicator who thrives in a fast-paced environment; Clear communicator who takes ownership and moves with urgency
Process & Methodology
planning
Full Job Description
About Monstro Monstro is an AI-native fintech platform reimagining how people and institutions manage money. We’re building a modern foundation for financial decision-making—combining intelligence, automation, and elegant design to help users make smarter choices with confidence. Our team includes experienced builders from leading fintech, wealth management, and technology companies, united by a shared goal: to create a category-defining product that transforms how financial insight is delivered and acted on. About the Role We’re looking for an iOS Engineer to build the native iOS experience for our financial platform. You’ll design and deliver secure, high-performance features that help users understand and manage their financial lives, while laying the foundation for a long-term mobile architecture. This is a hands-on, collaborative role where your work will directly shape the core experience our users rely on every day. Why This Role Matters Monstro’s mobile app is central to how users interact with their financial universe. Your work will define the quality, responsiveness, and trustworthiness of that experience. The systems you build must be secure, elegant, and resilient—handling sensitive financial data at scale while remaining intuitive and reliable. What You’ll Do iOS Application Development Design, build, and maintain core features using Swift and modern iOS frameworks (SwiftUI, UIKit, Combine, Swift Testing, Swift Data). Deliver smooth, intuitive user experiences that support complex financial workflows. Own feature development end-to-end—from architecture to implementation, testing, and release, including TestFlight builds and deployment to the Apple App Store. Architecture & Scalability Establish scalable iOS application leveraging SwiftUI architectural patterns such as async/await and data flows. Optimize performance, responsiveness, offline/online behavior, and data persistence. Build for speed and correctness in a regulated environment. Integration &
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