Android Development

2 months ago

Patna, India Collabdiary Full time

Company Overview

Collabdiary is an influencer marketing company based in Mumbai and Bangalore. With a team of 2-10 employees, the company specializes in the Technology, Information, and Media industry. For more information about Collabdiary, visit our website.


Job Overview

We are looking for a Senior Android Developer with 7 to 10 years of work experience to join our dynamic team. The position is flexible and can be full-time, part-time, remote, freelance, hybrid, contract, or contract-to-hire, based out of Patna, Guwahati, Ranchi, Bhubaneswar, Asansol, Mumbai, or Kolkata.


Key Skills:
  1. Core Android Development:
  • Proficiency in Java and Kotlin for Android development.
  • Deep knowledge of Android SDK, APIs, and core components like Activities, Services, Broadcast Receivers, and Content Providers.
  • Hands-on experience with UI/UX design principles, Android layouts, themes, and styles.
  • Experience with Material Design and creating intuitive user interfaces.
  1. App Architecture:
  • Expertise in MVVM, MVP, Clean Architecture, and Repository Patterns.
  • Deep understanding of Jetpack components: LiveData, ViewModel, Navigation, DataBinding, etc.
  1. Version Control:
  • Extensive experience with Git for version control and collaboration.
  1. Testing & Debugging:
  • Proficient in using JUnit, Espresso, and Robolectric for unit and integration testing.
  • Expertise in Crashlytics or Firebase Analytics for monitoring app crashes and performance.
  1. App Performance Optimization:
  • Experience in optimizing apps for memory, battery usage, and smooth performance.
  • Use of Profiling tools for memory, battery, and network optimization.
  1. Third-Party Integration:
  • Experience with integrating third-party APIs, SDKs (Google, Firebase, Retrofit, OkHttp, etc.), and external services.
  • Proficiency in RESTful APIs, GraphQL, JSON parsing, and WebSockets.
  1. Database Management:
  • Hands-on experience with SQLite, Room Database, and real-time databases like Firebase Firestore.
  • Expertise in caching and local data storage.
  1. Cloud and Push Notifications:
  • Experience with Firebase Cloud Messaging (FCM) and Push Notifications.
  • Knowledge of backend integration with services like AWS, Google Cloud, and Firebase.
  1. Play Console Management:
  • Expertise in managing apps on Google Play Console, including releases, app signing, and user reviews.
Project Handling:
  1. End-to-End Development:
  • Experienced in managing the complete lifecycle of Android projects from ideation to deployment and maintenance.
  • Capable of handling Agile project management methodologies, including Scrum and Kanban.
  • Strong communication skills to coordinate with cross-functional teams, including UI/UX designers, backend developers, and QA testers.
  1. Release Management:
  • Experienced in handling app releases through Google Play Console and managing App Bundles, APK uploads, and ensuring version control.
  • Expertise in managing release tracks such as alpha, beta, production stages in the Play Console.
  • Handling app updates, hotfixes, and ensuring smooth rollout without breaking live features.
Google Play Console Handling:
  1. App Release and Management:
  • Upload APKs and App Bundles, ensure correct versioning, and manage signing keys.
  • Control alpha, beta, and production release tracks to gradually test new features.
  • Use Staged Rollout to gradually release updates to a portion of the users, monitor for issues, and increase the percentage as confidence grows.
  1. User Feedback & Reviews:
  • Actively monitor and respond to user feedback.
  • Address issues highlighted in the reviews or bug reports and release updates based on user feedback.
  1. App Metrics and Performance Monitoring:
  • Regularly check the Play Console metrics for crash reports, ANRs (Application Not Responding), and app performance insights.
  • Use this data to improve app stability and optimize performance across different devices.
Testing & Release Process:
  1. App Testing:
  • Unit Testing using JUnit for individual component testing.
  • Integration Testing using frameworks like Espresso for UI testing and end-to-end testing of app components.
  • Automated Testing for CI/CD pipelines to ensure code stability across different versions and environments.
  1. Beta Testing and Testers Management:
  • Run beta tests through the Play Console's beta release track to gather feedback before releasing an app to the public.
  • Use Firebase Test Lab for automated testing on a wide range of real Android devices.
  1. App in Developer Mode:
  • Keep the app in developer mode to restrict access to only development team members during testing.
  • Use debug signing keys and debug builds for internal testing and development.
  • Enable developer options on test devices, such as USB debugging, mock locations, and logging.
App in Test Mode:
  1. Setting Up Test Environments:
  • Create staging environments to mimic production conditions for testing purposes.
  • Set up test servers and use mock APIs for features that arent ready to go live yet.
  1. Managing Testers:
  • Add testers to closed testing tracks via the Play Console to receive test versions of the app.
  • Monitor their feedback and app behavior during this phase.
  1. Testing in Various Stages:
  • Use alpha/beta releases in the Play Console to distribute pre-release versions to select groups of testers.
  • Incorporate features like internal testing for immediate team and open beta testing for a broader user base.
Releasing the App:
  1. Staged Rollout:
  • Use staged rollout to release the app gradually to a smaller percentage of users to ensure stability.
  • Monitor feedback and crashes before increasing the rollout percentage.
  1. Final Release:
  • Once testing is successful and no major issues are identified, promote the release to the production track.
  • After the final release, ensure continued monitoring using Google Play Console and Firebase Analytics to handle post-release crashes or issues.

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