Source Job

US

  • Lead design, development, testing, and maintenance of native iOS and Android applications for business-critical products.
  • Drive technical architecture, engineering best practices, and product innovation across cross-functional teams.
  • Collaborate with product managers, designers, and stakeholders to transform financial services into intuitive mobile experiences.

Swift SwiftUI Kotlin Jetpack Compose Mobile Architecture

20 jobs similar to Staff Mobile Engineer (Contractor)

Jobs ranked by similarity.

US

  • Design, develop, test, deploy, and maintain production-quality iOS applications using Swift, SwiftUI, and modern Apple frameworks.
  • Serve as a senior technical contributor on mobile projects, guiding architecture, code quality, and engineering best practices.
  • Contribute to Android applications using Kotlin and Jetpack Compose when project needs require, ensuring consistent architecture and user experiences across platforms.

Mindgrub Technologies is a digital agency specializing in digital transformation for established enterprises and growth-stage companies. We build complex, deeply integrated applications across web, mobile, and cloud platforms and value inclusivity without exception.

Global 4w PTO

  • Design, build, ship, and support end-to-end features and products that help developers make more money.
  • Focus primarily on our iOS or Android SDK, with contributions to other platform and hybrid SDKs.
  • Work with Swift and SwiftUI (iOS) or Java/Kotlin and Compose UI (Android) to ship high-quality code.

RevenueCat gives app businesses the infrastructure and tools to build, run, and improve monetization. We're a remote-first team of 150+ people across 25+ countries, guided by values like Customer Obsession and Always Be Shipping.

North America

  • Build and improve Cresta's platform and product as a key member of the platform frontend engineering team.
  • Take technical ownership of substantial parts of the Cresta product, ensuring high-quality, reusable, and well-tested components.
  • Expand Cresta's services to native and hybrid mobile apps, building Android and iOS SDKs for AI agent integrations.

Cresta is an AI platform that turns customer conversations into competitive advantage using conversational AI, real-time agent augmentation, and conversation intelligence. Born from Stanford AI Lab and backed by $270M+ from a16z, Greylock, and Sequoia, Cresta is led by experienced AI leaders.

$83,950–$98,550/yr
Canada Unlimited PTO

  • Design, build, and maintain high-quality iOS and Android applications in a B2B SaaS environment.
  • Integrate AI-powered development tools into daily workflows and take ownership of feature reliability.
  • Build and optimize mobile CI/CD pipelines, integrate RESTful APIs, and resolve production incidents.

The company is a B2B SaaS provider transforming property insurance and restoration claims management through modern digital solutions. It fosters a remote-first culture with flexible working arrangements and an emphasis on trust, transparency, and professional growth.

US Unlimited PTO

  • Work with a small innovation group to turn ambiguous problems into testable product bets and build end-to-end mobile prototypes in one to two weeks.
  • Bring early versions to customers and the market validation group, then rapidly iterate to V2, V3, and beyond.
  • Once validated, harden, scale, and prepare features for clean handoff to the core product and engineering team.

Cardata provides smart, automated software and services for vehicle reimbursement, replacing outdated programs for businesses across North America. It is a small, driven team with a fast-paced, ownership-oriented culture.

$188,200–$221,400/yr
US

  • Own technical reliability for marketing instrumentation and integrations across Acorns' mobile apps.
  • Implement and debug mobile SDKs, build marketing integrations, and validate critical event delivery.
  • Work across Mobile Engineering, Data Engineering, and Marketing to deliver changes end to end.

Acorns is a financial wellness company helping everyday Americans grow their money for the long term through micro-investing and life-stage products. Since 2014, Acorns has served over 16 million people and helped customers save and invest over $33 billion, with a values-driven culture of ownership and growth.

Brazil Europe

  • Build and maintain scalable native iOS applications using SwiftUI and UIKit.
  • Integrate mobile apps with backend services through RESTful APIs and support cross-platform development with Kotlin Multiplatform.
  • Collaborate with international engineers on architecture, code quality, and engineering best practices in a fully remote setup.

This international engineering team focuses on developing scalable native iOS applications for long-term software projects. They value technical excellence, independent problem-solving, and collaboration within a distributed, fully remote environment.

$130,000–$160,000/yr
Canada

  • Take end-to-end ownership of backend services and mobile features, from Go microservices to native iOS/Android apps.
  • Architect high-concurrency systems and maintain client-server contracts with robust API versioning and offline sync.
  • Work remotely in a fast-paced, engineering-driven environment with minimal management and a focus on AI tooling.

Hatch Studio builds and runs software for products used by millions, working with teams at EA, Epic Games, and Krafton. With 15 years in the industry, the company values quality, ownership, and using AI tools to shape how software is built.

India

  • Design and evolve scalable mobile architecture using Flutter, Dart, and native iOS/Android integrations.
  • Build and maintain CI/CD pipelines, test infrastructure, release engineering, and mobile operations for reliable app delivery.
  • Partner with cross-functional teams, mentor engineers, and drive platform compliance and performance improvements.

Weave is building the operating system for small healthcare practices, powering communication, payments, and AI-driven experiences for thousands of businesses and millions of patients. The company values meaningful ownership, technical influence, and an inclusive, collaborative culture.

US

  • Lead end-to-end technical execution of complex features and systems from ideation to deployment.
  • Define and enforce engineering principles, guidelines, and best practices while mentoring engineers.
  • Partner with product, design, and cross-platform leaders to make high-impact technical decisions.

Fanatics is building a leading global digital sports platform, offering products and services across commerce, collectibles, and betting & gaming. The company employs more than 22,000 people and is committed to relentlessly enhancing the fan experience and delighting sports fans globally.

$150,000–$200,000/yr
US

  • Own a mobile product area end to end, from architecture and delivery to production behavior.
  • Set technical direction for the mobile platform, shaping shared architecture behind multiple branded apps.
  • Partner with Product, Design, and QA, using AI-first development and release mechanics to define success.

ComPsych is the worldwide leader in organizational mental health, well-being, and absence management, dedicated to helping individuals and organizations thrive. For over 40 years, our solutions have supported more than 75,000 customers and touched over 160 million lives across 200 countries.

$125,000–$165,000/yr
Canada

  • Design, develop, and release high-quality iOS features for a large-scale marketplace, ensuring performance and reliability.
  • Lead technical direction for iOS development, including SwiftUI adoption, modular architecture, and shared internal frameworks.
  • Use AI-powered development tools daily and mentor intermediate engineers to drive engineering excellence.

Our partner operates a large-scale digital marketplace that connects buyers and sellers across a global platform. The team values innovation, ownership, and continuous improvement, with a focus on modern engineering practices and AI-powered development.

Europe

  • Own features end-to-end from design to rollout, helping businesses pay, get paid, and stay in control.
  • Drive technical decisions balancing UX, performance, security, and time-to-market with Product, Design, and Backend.
  • Raise app reliability by improving architecture, performance, and test strategy in a ~1,000 module codebase.

Qonto is Europe's leading finance workspace with banking at its core, augmented by financial tools, empowering SMEs to succeed. With 1,700 employees across 8 countries and a customer-centric, diverse culture, we've been profitable since 2023 and value AI-driven innovation.

Brazil

  • Own the mobile experience across iOS and Android, building polished, high-performance music applications.
  • Take features from concept to deployment, integrating with backend services and shaping the product roadmap.
  • Work autonomously in a small team to deliver rapid, mobile-first innovations using React Native, Swift, or Kotlin.

ElevenMusic builds an innovative consumer music application that lets users listen to, create, remix, and share music with AI-powered tools. The company operates remote-first with a small, autonomous team that values creativity, ownership, and rapid innovation.

US

  • Build, enhance, and scale high-quality Android features for a digital marketplace serving buyers and sellers.
  • Lead technical decisions on architecture, Jetpack Compose, and modern mobile engineering practices.
  • Drive AI-powered development workflows, validate generated code critically, and mentor intermediate engineers.

The company operates a digital marketplace connecting buyers and sellers through high-impact mobile experiences. The remote-first team emphasizes AI-driven engineering, mentoring, and large-scale modernization, though specific employee numbers are not provided.

$217,000–$303,900/yr
US

  • Own the architecture of Reddit's iOS mobile app and scale it to 100M+ DAUs.
  • Identify gaps and lead redesign of the iOS platform for modularity, performance, and quality.
  • Mentor iOS developers and champion best practices across the company.

Reddit is a community of communities hosting open and authentic conversations on the internet. With 100,000+ active communities and ~130 million daily visitors, Reddit values authenticity, innovation, and user-driven growth.

Brazil

  • Collaborate with cross-functional teams to design, develop, and maintain modular iOS applications using Swift, SwiftUI, and Objective-C.
  • Lead and mentor junior developers while participating in code reviews to ensure high code quality and performance.
  • Optimize app performance, troubleshoot complex technical issues, and contribute to continuous improvement of development processes.

CI&T helps large enterprises transform AI into real business impact with AI deployment, AI-native execution, and tech-integrated business solutions. With 8,000 employees across more than 25 countries, they are a multicultural and collaborative team applying AI to enhance innovation.

Global 4w PTO

  • Develop, maintain, and modernize existing iOS applications using Swift, SwiftUI, and UIKit.
  • Define and evolve the architecture of the iOS codebase with a focus on scalability, modularization, and maintainability.
  • Collaborate with Android engineers and prepare applications for gradual adoption of Kotlin Multiplatform (KMP).

Gismart is a value-driven mobile app developer focused on Health & Wellness, Utilities, and Music apps, with over 1 billion downloads worldwide. With 400+ employees across Europe and beyond, the company combines creativity, product thinking, and strong execution to build apps used by millions.

US Unlimited PTO

  • Architect and evolve TeamSnap's Android ad platform as a reusable, well-tested layer.
  • Deliver display, native, and video ad experiences that fit naturally with the product.
  • Shape the broader architecture of a modern Kotlin and Jetpack Compose app used by millions.

TeamSnap is a sports and communication platform dedicated to taking the work out of play in youth sports. The company is remote-first, values collaboration and inclusivity, and has been recognized as a best place to work.

India

  • Own native iOS app development from design handoff through deployment, testing, and optimization.
  • Develop polished interfaces with Swift, SwiftUI, and UIKit and integrate RESTful and GraphQL APIs.
  • Manage the App Store lifecycle, including TestFlight, production releases, and performance monitoring.

The hiring partner builds modern digital solutions at the intersection of cloud, data, and artificial intelligence. It values collaboration, professional growth, and continuous learning in a fast-paced, remote-first environment.