Position : Senior Android & Flutter Developer
Experience : 8+ Years
Location : Ahmedabad
Notice Period : Immediate Joiner
F2F Drive : 29th November, 2025
About the Role :
We are looking for a highly skilled Senior Android & Flutter Developer with deep expertise in Android Native (Kotlin / Java) and Flutter / Dart. This role is ideal for someone who has extensive experience building high-performance mobile applications, strong knowledge of VoIP / SIP integrations, and hands-on exposure to low-level Android services, AOSP customization, and enterprise-grade mobility solutions. The ideal candidate should be able to design scalable architectures, optimize system performance, and deliver secure and resilient applications.
Key Responsibilities :
- Design, develop, and maintain high-quality Android Native applications using Kotlin / Java and cross platform apps using Flutter / Dart.
- Implement and optimize VoIP solutions, SIP stack integration, audio routing, call states, telephony APIs, and low-level communication workflows.
- Work closely with Android OS internals, low-level system services, and contribute to moderate AOSP customization and system-level enhancements.
- Develop secure, scalable, and modular applications using Clean Architecture, MVVM, dependency injection (Hilt / Dagger), and modular code patterns.
- Collaborate with backend teams to integrate mobile applications with Sockets, REST APIs, WebSockets, and
WebRTC for real-time communication.
Implement MDM policies, device restrictions, enterprise configurations, and corporate mobility features.Integrate Firebase (FCM, Crashlytics, Analytics, Performance Monitoring) into production-grade apps.Ensure seamless multithreading, concurrency, background services, and efficient app lifecycle management.Conduct code reviews, performance audits, memory optimization, security hardening, and crash analytics.Work with CI / CD pipelines (Jenkins, GitHub Actions, Bitrise) to automate testing, builds, and deployment workflows.Participate in architectural discussions, requirement analysis, solution design, and cross-functional collaboration.Mandatory Skills :
8+ years of hands-on experience in Android Native development (Kotlin / Java) .Strong development experience using Flutter & Dart in production-level apps.Deep understanding of VoIP, SIP stacks, audio routing, telephony APIs , and communication frameworks.Experience in Android low-level services, HAL layers understanding, and moderate AOSP customization.Hands-on experience with Mobile Device Management ( MDM ) frameworks, enterprise policies, and devicehandling.
Expertise in Android Networking : Sockets, WebRTC, REST APIs, WebSockets .Proficiency with Firebase : Analytics, Crashlytics, FCM, Performance Monitoring .Strong command over app lifecycle management, multithreading, background execution, WorkManager, and Services.Experience implementing Clean Architecture, dependency injection, modularization, separation of Skills :Exposure to Jetpack Compose, Hilt / Dagger, Room, DataStore.Working knowledge of CI / CD tools like Jenkins, GitHub Actions, Bitrise.Familiarity with OTA updates, AOSP build environment, system-level debugging tools.Experience with enterprise-grade app development, with focus on security, compliance, and performance.Knowledge of Play Store or enterprise deployment workflows (MDM / EMM Profile :Strong analytical mindset with ability to debug complex issues at app and system level.Proven experience working on large-scale enterprise apps.Ability to work independently, take ownership, and collaborate in multi-functional teams.Excellent understanding of mobile UI / UX best practices and app performance metrics.(ref : hirist.tech)