Top Senior Android Engineer Jobs in Boston, MA

Build and maintain Android SDK features, fixes, and production code across devices, operating systems, and third-party apps. Contribute to iOS, React Native, Expo, Flutter, backend, infrastructure, and web UI work supporting messaging, linking, geofencing, and mobile inbox products. Diagnose customer issues, write tested code, participate in reviews, maintain documentation, and collaborate across product and engineering teams.

Design and deliver Android system applications for Toast POS devices, including device policy enforcement, setup, firmware and app updates, background services, and fleet deployment. Lead technical design, cross-functional planning, Android and hardware upgrades, automated testing, production issue investigations, and staged rollouts. Mentor engineers and collaborate with product, hardware, QA, and software teams to build secure, reliable device-management systems.

Develop and maintain Kotlin-based native Android features for personalized healthcare experiences. Integrate mobile applications with backend services and APIs, apply modern architecture patterns, improve shared libraries and build tooling, optimize performance and reliability, write secure tested code, participate in reviews, and document technical decisions. Collaborate with product, backend, and infrastructure teams while using AI-assisted development workflows.

Build and scale customer-facing Android marketplace features using Kotlin, Jetpack Compose, and modern Android technologies. Develop tested, production-ready software, use AI tools for coding and debugging, maintain reliability, and collaborate with Product, Design, backend, iOS, QA, and senior Android engineers. Contribute to platform concerns including authentication, analytics, feature flags, and CI while growing end-to-end feature ownership.

Own the architecture and technical direction of WHOOP’s Android connectivity layer, including BLE transport, history synchronization, firmware delivery, reliability, telemetry, and modular codebases. Collaborate with hardware, firmware, backend, and iOS teams; diagnose device-specific issues; improve testing and code quality; support releases and incident response; mentor engineers; and define modern Kotlin and Android engineering practices.

Build and maintain Android features for a health-focused product. Responsibilities include implementing features, collaborating with engineering, product, and design teams, writing maintainable code, participating in reviews, debugging, testing, improving performance and reliability, contributing to shared libraries, and learning modern Android development practices.

Develop shared Android frameworks, design system components, libraries, and platform capabilities for global product expansion. Implement internationalization, localization, and right-to-left support while improving UI flexibility, accessibility, performance, and responsiveness across devices. Collaborate with design, backend, and platform teams; enhance developer workflows through reusable components, tooling, and documentation; participate in code reviews; and establish Android development best practices.

Build and ship native Android features for onboarding, accounts, cards, payments, transfers, rewards and AI-assisted journeys. Turn complex financial flows into simple mobile experiences, own app quality (performance, crashes, loading states), integrate APIs and secure authentication, and iterate using production feedback and analytics while collaborating with product, design, backend and AI engineers.

Develop and maintain high-quality Android applications across their full lifecycle. Responsibilities include writing reusable code, creating unit and UI tests, debugging and optimizing performance, monitoring stability with Crashlytics and ANR reports, implementing analytics tracking, supporting feature rollouts and A/B testing, maintaining legacy apps, and collaborating with Product, QA, Backend, and Design teams.

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 iOS and Android BLE SDKs connecting EEG headbands and wearables. Own connection reliability, data throughput, battery performance, reconnection, background operation, observability, and streaming robustness across devices and operating systems. Collaborate on firmware interfaces and expose device capabilities to React Native applications through tested native modules. Improve diagnostics, support clinical operations, and shape the mobile platform roadmap.

Lead the architecture and delivery of TeamSnap’s Android advertising platform, including native, display, and video ad experiences. Build privacy-conscious consent and measurement capabilities, optimize performance, shape Kotlin and Jetpack Compose architecture, and lead cross-team technical initiatives. Partner with advertising, product, design, legal, and data teams while mentoring engineers and establishing Android standards.

Develop and deliver native iOS features for MyFitnessPal’s AI-powered food logging experience. Responsibilities include implementing user interfaces, optimizing performance and network communications, building tested and secure solutions, collaborating with product and design teams, researching technical approaches, mentoring developers, and contributing to deployment and engineering best practices.

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.

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.

Develops and designs Android application features, collaborates with product, design, and engineering teams, reviews code, writes unit tests, supports Agile/Scrum practices, monitors performance, documents technical work, and assists with deployment and continuous improvements.

Build and own Android growth and monetization experiments across subscriptions, pricing, advertising, purchases, and upgrade flows. Partner with product, design, data science, and analytics to instrument experiments, manage staged rollouts, monitor performance, and act on results. Use AI tools throughout development, contribute to Android architecture and engineering practices, participate in on-call support, mentor engineers, and help scale reliable mobile experiences to tens of millions of users.

Build and improve scalable, accessible Android applications for Wikipedia and Wikimedia users worldwide. Responsibilities include leading technical discovery and system design, implementing Kotlin and Jetpack Compose features, optimizing performance, developing testing and observability practices, managing delivery risks and scope, and collaborating with product, design, analytics, and engineering teams.

Design, train, deploy, monitor, and optimize speech and NLP models for a voice-agent platform. Build MLOps pipelines, APIs, and inference services while developing Android and iOS applications that integrate AI, voice, real-time communication, and backend services. Create frontend prototypes and dashboards, conduct model experiments, evaluate vendors, optimize performance, document systems, and maintain engineering quality across collaborative teams.

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.

Designs, develops, and maintains automated test frameworks and suites for native Android applications. Integrates mobile testing into CI/CD pipelines, executes tests across emulators and physical devices, investigates failures, improves application testability, and validates behavior across Android versions and device configurations. Collaborates with Android Engineering, QA, and Product teams while contributing to automation architecture, tooling standards, and testing best practices.

Develop and maintain scalable native Android applications using Kotlin, focusing on performance, usability, architecture, testing, and code quality. Collaborate with product, design, and backend teams; troubleshoot complex issues; maintain CI/CD workflows; document systems; lead technical initiatives; mentor junior engineers; and contribute to feature planning and estimation.

Build and ship features for a large-scale Android app using Kotlin and modern Android technologies. Responsibilities include writing tested code, collaborating with product and design teams, improving performance and stability, partnering on APIs and data flows, and participating in code reviews. The role is a full-time, long-term remote contract within the U.S.

Build and architect scalable Android client code, UI frameworks, tooling, and server-driven UI architecture using Kotlin, Compose, GraphQL, and related technologies. Establish engineering best practices, automated testing, and modernization strategies; collaborate across client and server teams; influence architecture roadmaps; mentor engineers; and deliver forward-looking technical solutions with minimal supervision. The role supports Netflix experiences across millions of users and thousands of devices.

Lead hands-on development of user-facing Android and iOS applications, taking ownership from design through production release. Build maintainable, well-tested features, optimize performance, debug unfamiliar systems, and manage app-store publishing. Collaborate with product, design, backend, and users in an agile, remote environment. Use AI coding agents responsibly to accelerate implementation, testing, reviews, infrastructure work, and incident investigation.