Senior Android Developer

Job Description:

We are looking for a skilled React Native Developer to design, develop, and maintain high-performance cross-platform mobile applications for Android and iOS.

The ideal candidate must have strong command over React Native, TypeScript/JavaScript, and working knowledge of Kotlin (Android) or Swift (iOS) to build and integrate native modules when needed.

You will work closely with backend, design, and product teams to deliver seamless, fast, and stable mobile experiences for the ZestFindz ecosystem.

Key Responsibilities:

• Develop and maintain cross-platform mobile applications using React Native.
• Collaborate with design and product teams to deliver pixel-perfect, responsive UIs.
• Integrate REST APIs / GraphQL and handle authentication, caching, and error states efficiently.
• Implement and manage app state using Redux.
• Optimize app performance, handle animations, memory leaks, and rendering issues.
• Manage offline storage using SQLite / AsyncStorage / MMKV.
• Configure and manage Firebase services - Auth, Firestore, Push Notifications, Analytics.
• Handle deep linking, in-app navigation, and app lifecycle events.
• Deploy apps to Google Play Store and Apple App Store (with signing, provisioning, versioning).
• Work with DevOps to integrate apps into CI/CD pipelines (Fastlane / GitHub Actions / Codemagic).
• Write clean, modular, reusable code with proper documentation and testing.
• Debug, profile, and optimize performance for low-end devices and weak networks.
• Ensure security best practices - secure token storage, environment management, and data encryption.

Must-Have Skills:

• Strong experience in React Native (0.70+) and TypeScript.
• Experience with React Navigation, Redux and API integration (Axios / Fetch).
• Familiarity with Firebase, App Permissions, and Push Notifications (FCM/APNS).
• Understanding of Android Studio, Xcode, Gradle, and Cocoapods.
• Ability to write clean, testable code with unit and integration tests.
• Working experience with Git / GitHub / GitLab CI/CD.
• Problem-solving mindset and ability to debug across full mobile stack.

Good-to-Have Skills (Bonus):

• Knowledge of native SDK integrations (Maps, Camera, Payments, etc.).
• Experience with React Query / GraphQL.
• Familiarity with Fastlane, Crashlytics, App Center, or Sentry.
• Understanding of UX principles and animation libraries (Lottie, Reanimated).
• Experience with OTA updates (CodePush) and App Store Optimization (ASO).

Position: Android Developer – SD II

Organization:  A Funded global healthcare platform connecting doctors, thereby enabling exchange of information on a quick and real time basis, founded in the year 2013.Currently there are 3 lakh doctors using this platform and everyday there are 400 new doctors joining it.A Funded global healthcare platform connecting doctors, thereby enabling exchange of information on a quick and real time basis, founded in the year 2013.Currently there are 3 lakh doctors using this platform and everyday there are 400 new doctors joining it.

The platform promotes exchange of viewpoints, ideas, and information on various medical practices amongst healthcare professionals. This saves both time and money as solutions to several health issues can be accessed on a real time basis. There are 1.3 million registered doctors and 400+ daily publications on its platform and they operate across 16+countries.

Location: Bangalore (Currently Remote, Later you need to relocate)

Roles & Responsibilities

You’re Awesome At -

• Native Android App development (Preferably for a B2C Product)
• Proficiency in various algorithms and data structures.
• Proficiency in Kotlin with at least 1 year of experience in Kotlin.
• Good knowledge of Coroutines, RxJava and JetPack components. JetPack Compose is a bonus.
• Strong experience with REST APIs (Retrofit), storage databases, multi-threading, performance, and memory tuning.
• Deep understanding of android architecture such as MVP and MVVM

Your Academic Qualifications -

BE / BTech in Computer Science preferred. However, if you have good hands-on knowledge of building Android apps, that’s what we are looking for!

You’ll Be Improving & Responsible For –

• A team that is building products used by 300k + doctors every single day.
• Work on Petabyte Scale Streaming Systems - more than 500 million hours of video has been streamed.
• Lead high volume VOD streaming (think of systems as sophisticated as Netflix and Amazon prime).
• Challenge oneself on Security, Scalability and Stability
• Maintain code and write automated tests to ensure the product is of the highest quality.
• Reach out to the open-source community to encourage and help implement mission-critical software fixes

Your Experience Across the Years in the Roles You’ve Played -

2-4 years

Good to have:

• Experience in a test-driven environment
• Application built using Jetpack Components.
• In depth knowledge of handling database and db migration.
• Passion for product quality and attention to details.

We are looking for a Senior Android Developer responsible for the development and maintenance of applications aimed at a range of Android devices including mobile phones and tablet computers.

Job Description -

Job Title: Expert Android Developer (Home Automation)

Experience: 5 to 8 Years experience

Job Location: Indore, Madhya Pradesh, India

Salary: Open (No bar for the right candidate) upto 12 Lac

Joining: Immediate (prefer less than 15 days Notice Period)

Skills: Android, Rx java , Java/J2EE, Core Java, etc.

Job Purpose:

The Android Engineer is responsible for building advanced applications for the Android Phones & Android Tablets. The candidate is required to work closely with Development, QA, Project Managers, Designers, and other team members daily to ensure the timely and cost-effective delivery of the final product that exceeds client expectations.

If you are interested, let’s connect via email (hr {at} jstechalliance.com) to discuss the details fully.

In the case that you are not available, we would appreciate any recommendations or reference of any qualified friends/colleagues.

Please feel free to contact me via email if you have any questions

Thanks & Regards

HR Manager

• Design and implement cross-platform applications with Dart/Flutter using Bloc and Provider.
• Take the initiative to suggest technical improvements and direction.
• Collaborate cross-functionally with UX, marketing, product management, engineering, and leadership.
• Familiarity with RESTful APIs to connect Android applications to back-end services
• Perform load testing, participate in code reviews, write tests, and conduct troubleshooting to ensure uptime for live systems.

• You have at least 3 years of experience working as a software engineer.
• You have at least 2 years of experience developing Android applications and deep insights into Android as an operating system.
• At least 1 year of Flutter development and should have at least 1 Flutter App live in stores.
• You have strong and validated interpersonal skills, particularly in the realm of collaborating with internal or external developer customers.
• Willingness and desire to learn new technologies and frameworks.

• Work anywhere from India
• Flexible work hours
• Growing team and opportunity to learn and do more.

• Engineering Graduates or Postgraduates with 2-5 years of experience in mobile development, who have designed and developed advanced applications for the Android platform in B2C domain. Experience of development of app for retail domain is an added advantage.  
• Must have working skills:  
  • Kotlin, RXJava, Dependency injection (Koin/Dagger) 
  • Unit Test 
  • Worked on multi-threaded applications 
  • MVP and MVVM 
• In depth understanding of Android recommended design principles, interface guidelines and coding best practices.  
• Experience with performance and memory tuning of complex apps.  

• Proven 4+ years of Java Experience and preferably on Android App Development
• Strong knowledge of Android SDK, different versions of Android
• Added advantage if one has exposure to Android MDM APIs
• Familiarity with RESTful APIs to connect Android applications to back-end services
• Strong knowledge of Android UI design principles, patterns, and best practices
• Knowledge of the open-source Android ecosystem and the libraries available for common tasks
• Ability to understand business requirements and translate them into technical
• requirements
• Familiarity with cloud message APIs and push notifications
• Proficient understanding of code versioning tools, such as Git

Responsibilities and qualifications

• 5+ years of Android development experience
• Will own several parts of our tech stack, but primarily our Android app
• Build new functionality to the Android app and regularly re-architect it to keep up with latest technologies (e.g., Kotlin)
• Work on new tech that we are already a leading user of (e.g., Google Firebase)
• Work closely with the backend team to construct creative solutions
• Optimize, improve efficiency, scalability, stability of application
• MUST BE reliable, and be able to communicate clearly
• MUST BE able to own and deliver their own work within deadlines, professionally
• Should be passionate about building a strong engineering culture

Bonus Points for experience building high-scale applications, SDKs and other web technologies (like JavaScript).

Who we are

• Fast growing Chennai-based startup (with venture funding)
• Led by strong engineers with significant experience at top tier firms like McKinsey, Oracle, Morgan Stanley, and authors of multiple Java Standards
• Building an awesome product already used by Swigg etc.
• Raised investment, so this role will not vanish in a few months
• Mentors include the Vice Chairman of HCL, Chairman of Singapore Airlines, Senior leaders from LinkedIn etc.

Other background information

• Looking for strong, passionate developers who want to join our team and grow
• We move fast, and will make you an offer in a few days for the right person
• The job location will be in Chennai (it is the SaaS capital of India)
• Please only apply if you are open to moving to Chennai (or are already here)
• This won't be a 10 - 6 job, but you will be given amazing responsibilities
• You will learn a ton, have a lot of flexibility, and have fun while doing it!

Job Perks

• Daily breakfast
• Friday team lunches
• Macbook 
• Office near beach (for when people return after COVID)
• Potential for stock options (in lakhs)
• Stipend to attend conferences
• Potential travel to Singapore and other client locations