Top Remote iOS Developer Jobs in Denver & Boulder, CO

Lead iOS engineering for the Subscription Growth team, building and improving premium subscription experiences, paywalls, upsell experiments, and promotional offers. Develop high-quality, testable solutions, refactor architecture, support automated app builds and releases, and collaborate across iOS, Android, web, backend, and infrastructure teams. Provide technical leadership, mentorship, and guidance on design, security, testing, deployment, and rapid experimentation.

Develop and architect scalable iOS and Android applications using React Native and TypeScript within a brownfield native codebase. The role involves integrating native modules, making React Native versus native architecture decisions, improving performance and accessibility, reviewing code, supporting automated testing and CI/CD, mentoring developers, and collaborating with Product, Design, QA, Backend, and mobile engineering teams.

Owns the end-to-end development of iOS monetization experiences, including paywalls, pricing, subscriptions, upgrades, and purchases across global storefronts. Partners with product, design, analytics, finance, and legal to prototype, experiment, launch, and optimize reliable consumer-scale features. Responsibilities include architecture, performance optimization, staged rollouts, code reviews, mentoring, and advancing AI-native engineering practices.

Build and scale Airbnb’s AirChatUI AI prototyping harness and native macOS/iOS applications. Lead architecture and implementation across web prototyping, iOS deployment, AI agent integrations, AirChat tooling, and Kyber platform integration. Develop declarative UI features, collaborate with infrastructure, product, security, and design teams, and establish scalable iOS patterns. Enable designers and product managers to create production-oriented prototypes while maintaining quality, accessibility, performance, availability, and release standards.

Build and ship features for ElevenLabs’ iOS Creative App, integrating AI-driven audio models for millions of users. Own app performance, quality, responsiveness, architecture, and technical direction while collaborating with design, product, and research teams. Run A/B tests and use experimental data to guide product decisions. The role may also involve audio playback or streaming and mobile build, testing, and release infrastructure.

Build, ship, and maintain scalable iOS features used by millions of users. Responsibilities include writing Swift code with modern iOS frameworks, designing reusable components, managing asynchronous workflows, improving performance and reliability, debugging production issues, contributing to architecture and testing strategies, participating in code reviews, and collaborating with product, design, and engineering teams through release and iteration.

Design, implement, test, release, and maintain scalable iOS application features. Collaborate with engineering and product teams, optimize application performance, produce documented code, estimate work, and maintain CI/CD pipelines. Requires strong Swift, SwiftUI, UIKit, concurrency, REST API, testing, Git, App Store submission, and continuous delivery experience.

Design, build, and maintain scalable, high-performance iOS applications using Swift. Deliver end-to-end features, integrate with back-end services, implement animations and Auto Layout, ensure test coverage and CI/CD, profile and optimize performance, and mentor team members.

Senior iOS Developer to design and build secure, high-performance iOS apps using Swift (SwiftUI/UIKit). Implement webview integrations (WKWebView/ASWeb), ASWebAuthenticationSession for OAuth/SSO, JavaScript interop, and native features (camera, push, maps). Ensure responsive web content handling and secure data management. Remote role but must be Bangalore-based with weekly (~1 hour) client office visit to collect a device.

Develop and maintain native iOS applications using Swift and SwiftUI for DraftKings’ financial platform. Responsibilities include building user-facing features, integrating APIs, managing data and state, optimizing performance, monitoring crash analytics, participating in code reviews and testing, and troubleshooting reliability issues. The role collaborates with product, design, analytics, and engineering teams to deliver scalable, compliant mobile experiences.

Build and ship end-to-end features for Augment’s iOS app, collaborate closely with product, design, backend, and fellow iOS engineers, and contribute to architecture, code quality, tooling, and long-term product health. The role emphasizes Swift and SwiftUI development, ownership, thoughtful collaboration, feedback, and effective use of AI-assisted development tools.

Develop secure native iOS applications for identity and access management products. Build intuitive interfaces using SwiftUI, UIKit, and Storyboards; apply scalable architecture and concurrency patterns; and collaborate with engineers and security experts. Responsibilities include implementing mobile security features, secure networking, cryptography, release pipelines, performance optimization, and app hardening while taking ownership of complex technical challenges.

Develop and release scalable mobile features primarily with React Native and TypeScript for iOS and Android. Integrate React Native into existing native applications, build native modules, make architecture decisions, optimize performance and accessibility, and contribute to testing, CI/CD, monitoring, documentation, and releases. Collaborate with product and engineering teams, conduct code reviews, mentor developers, support technical planning, and promote responsible use of AI-assisted development tools.

Develop and deliver native iOS features for MyFitnessPal’s Cal AI food-logging experience. Responsibilities include building interfaces in Swift, optimizing UI, storage, and network performance, implementing tests, researching technical solutions, collaborating with product and design teams, promoting engineering best practices, and mentoring junior developers.

Develop and lead frontend platform engineering for native and hybrid mobile applications. Build reusable, well-tested Android and iOS SDK components, contribute to architecture and system design, collaborate with product and engineering teams, own customer-facing deliverables, and identify product improvements while maintaining strong engineering standards.

Build and ship native iOS features in Swift, manage EAS builds and App Store submissions, and contribute to React Native and TypeScript code when needed. Work within Supabase and related backend systems, submit reviewed GitHub pull requests, debug test-user feedback, identify launch requirements, and communicate progress and blockers independently. This is project-based, part-time work reporting directly to the founder.

Build and scale customer-facing iOS marketplace experiences using Swift and SwiftUI. Implement feature-flagged functionality, write unit and UI tests, collaborate with Product, Design, Android, backend, QA, and senior iOS engineers, and take increasing ownership of reliability and operational health. Use AI tools for coding, refactoring, testing, debugging, documentation, and reducing repetitive work while critically validating generated outputs.

Build and scale customer-facing iOS applications for OPENLANE’s wholesale vehicle marketplace. Responsibilities include designing Swift and SwiftUI features, leading iOS architecture and UIKit modernization, improving testing and release practices, managing cross-cutting concerns such as authentication and analytics, using AI development tools, mentoring engineers, and collaborating with Product, Android, backend, platform, and QA teams.

Drive projects that improve AI agent effectiveness across software development workflows. Build and maintain reliable developer tooling, iOS frameworks, libraries, build systems, and testing infrastructure. Collaborate with cross-functional partners to improve developer productivity, increase AI agent efficiency and reliability, and deliver roadmap initiatives across large-scale codebases.

Lead iOS platform initiatives that improve developer productivity and AI-agent effectiveness across software development workflows. Build and enhance frameworks, tooling, libraries, build systems, CI, and testing infrastructure for Airbnb’s large-scale Swift codebase. Collaborate cross-functionally to identify inefficiencies, drive roadmap projects, support migrations, and improve AI-agent execution time, token efficiency, reliability, and quality.

Build and ship native iOS features for onboarding, accounts, cards, payments, transfers, rewards and AI-assisted journeys. Improve performance, reliability and UX; integrate APIs and authentication; collaborate with product, design, backend and AI teams; own app quality and production issue debugging.

Design, build, and maintain high-quality iOS apps. Collaborate with PMs and designers, mentor engineers, and manage code ownership.

Build and improve scalable, accessible iOS experiences for Wikipedia. Lead technical discovery, system design, implementation, testing, observability, prioritization, and delivery of medium-complexity initiatives. Collaborate with product managers, designers, analysts, and engineers while managing scope, risks, tradeoffs, and documentation. The role requires strong Swift, SwiftUI, UIKit, iOS architecture, and performance optimization experience in an autonomous, remote, cross-functional environment.

Lead iOS development for Thunderbird: design and improve mobile architecture, optimize performance and security, debug and test across unit/integration/automation, review and document technical decisions, own projects end-to-end, and collaborate with product, UX, and open-source contributors to deliver a scalable, accessible, and maintainable iOS app.

Lead design and development of Thunderbird's iOS app, improving architecture, performance, reliability, security, and accessibility. Own projects end-to-end, debug and test at unit/integration/automated levels, review code, mentor contributors, and document technical decisions while collaborating with product, UX, and open-source community.