Top Android Developer Jobs in Chicago, IL

Develop and maintain mobile applications for Android, integrating medical device data, optimizing performance, and collaborating with backend teams and data scientists.

Build and improve features for Rare Candy's Android app using Kotlin and Jetpack Compose. Integrate with GraphQL APIs, fix bugs, and raise UI quality. Collaborate with product, design, and backend engineers, ship production work, and grow quickly under senior mobile leadership in a fast-moving startup.

Develop and maintain Android mobile applications in Kotlin. Implement MVVM/MVP and Clean Architecture, use DI frameworks, write unit tests, integrate network protocols (HTTP/REST/OAuth/JSON), publish apps to Google Play, follow code style and team development practices, and use Git and bug-tracking tools.

Design, build, test, and maintain Android apps using Kotlin (and Java when needed). Collaborate with product, design, backend, and QA teams; implement responsive UIs, integrate REST APIs and third-party SDKs, optimize performance, support Play Store deployments, and follow SDLC standards.

Seeking an experienced Android Developer with 5+ years of mobile application development, expertise in Xamarin and .NET technologies, and strong project management skills.

Build and ship native Android features for onboarding, accounts, cards, payments, transfers, rewards and AI-assisted journeys. Collaborate with product, design, backend and AI engineers to deliver fast, reliable, and secure financial experiences. Own app quality, performance, crash reduction, loading states, and post-release improvements using analytics and production feedback.

As a Senior Android Engineer at Moov, you'll lead the Android development, establish best practices, collaborate with teams, and ensure high-quality app performance.

Develop and maintain front-end apps for the myQ program, collaborating across teams and mentoring junior engineers while adhering to coding standards.

Technical leader for Android-native POS and handheld apps: define architecture and roadmap, ensure offline-first reliability and performance, lead cross-team initiatives (modularization, Room/SQLite, Jetpack Compose), mentor engineers, improve CI/CD and observability, and write production code for high-scale hospitality workflows and integrations.

Design, develop, test, and deploy advanced Android applications. Lead and mentor an Android team, conduct code reviews, collaborate with cross-functional teams and UX/UI designers, integrate RESTful and third-party APIs, troubleshoot complex issues, and optimize apps for performance, security, and scalability.

Design, build, and ship native Android features in Kotlin for BJAK's AI Neobank app. Integrate backend APIs, improve performance, reduce crashes, collaborate with product/design, use analytics to iterate, and add on-device AI where it improves UX.

Lead porting of iOS applications to Android for a large device fleet (30K+). Develop native Android apps (time tracking, remote support), integrate with hardware (scanners, payment PODs), and enable remote control and back-office support features.

As an Android OS Platform Engineer, you'll manage the entire Android platform lifecycle, ensuring stability and security for GMS-certified mobile devices, integrating critical updates, and coordinating with hardware partners.

Lead technical ownership of the Gateway Android app for a safety-critical mobile cardiac telemetry product. Architect and implement reliable long-running Android applications, make architectural decisions, write production code, drive design discussions and code reviews, mentor engineers, and establish durable engineering practices. Collaborate with cross-functional teams and ensure robust BLE, background execution, and secure communication capabilities.

As a Senior Android SDK Engineer, you will design and implement SDK features, maintain integrations with ad networks, and ensure SDK performance and reliability for mobile apps.

Design, develop, and maintain mobile applications in Kotlin, ensuring healthcare compliance, collaborating with teams, and mentoring others.

Develop and maintain Rive's open source Android runtime, support developers, troubleshoot performance issues, and enhance runtime architecture.

The Android Developer will build and maintain AI-integrated Android applications, focusing on UX and system performance while collaborating with backend and ML engineers.

As an Android Software Engineer, you'll design and develop applications, enhance Android components, and improve telemetry solutions for device reliability in rugged tech environments.

Lead development of native Android launchers and a reusable launcher platform. Integrate Unity-as-a-Library, optimize performance and memory, implement ad monetization compliant with Google Play, own releases from architecture through Play Store deployment, mentor Android engineers, and use AI-assisted tools to accelerate development while ensuring quality and policy compliance.

Design, build, and maintain high-quality Android applications using Kotlin/Java. Collaborate with product, design, backend, and QA teams to implement features, fix bugs, optimize performance, and ensure code quality through testing, code reviews, and CI/CD workflows.

Design, develop, test, and maintain Android mobile applications. Implement new features from wireframes, ensure performance and UX, fix bugs, write clean, testable code, and collaborate with backend and design teams.

Design, build, and optimize native Android applications. Integrate RESTful backends, implement responsive UIs, handle offline storage and threading, use sensors, and automate code quality and CI/CD pipelines.

Develop and maintain high-performance Android mobile apps using React Native. Collaborate with designers and backend engineers, integrate RESTful APIs, implement state management, optimize performance, debug issues, participate in code reviews, and follow best practices for testing, CI/CD, and app deployment to the Google Play Store.

Design, develop, and maintain scalable Android applications using Kotlin/Java and Jetpack components. Integrate REST APIs, optimize performance and security, participate in architecture and deployment activities, troubleshoot and resolve issues, and collaborate with cross-functional teams in an Agile environment while supporting CI/CD and release management.