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).

• Design and develop mobile applications in true service oriented architecture.
• Building mobile applications on Android platform using Java, Kotlin, etc
• Worked on major architectures like MVVM, MVP

Who are we looking for?

1. Someone who is annoyed by the build time it takes for an application to

build and has actually done something to optimise it

1. Has good experience in building Android applications
2. Experience with the flutter ecosystem is a great plus.
3. Who likes to think in terms of software and data architecture before

opening Android studio.

1. Comfortable with managing development and deployment of applications.
2. Open and more importantly excited about learning the new technologies.

Roles and responsibilities

1. Participate and contribute in design and development of the core

components of the Filo service.

1. Ensure high quality of software development w.r.t to project

architecture, code quality, testing and deployment.

1. Implement testing frameworks and disciplines as part of every feature

development.

1. Own performance of app in production and implement/push for

implementation of systems to monitor, debug and fix an issue in

production in lowestTATpossible.

1. Advocate good engineering has the highest priority with the only exception

of value delivered to the end user.

Benefits

• MacBook Pro goes without saying
• Stock Grants and Discounts
• Flexible Working Hours
• Flexible core working hours
• Development budget (conferences, training, Udemy, language classes)
• Internal tech guilds, Hackathon and public Meetups
• A learning environment where you can extend and build upon your skills
• Great Office Location
• Regular company parties and team events

Join In

We are a team of educators and engineers who believe there is a lot that can be

done when it comes to how people learn things. We believe while a good book is a

must, so is a good experience and a good teacher but are unfortunately not well

explored.

Join us on this exploration!

What does the core role include?

• Designing and developing high-volume, low-latency applications for mission-critical systems and delivering high-availability and performance
• Designing stateless components in React Native
• Contributing in all phases of the development lifecycle
• Working with the developers to create and maintain a robust framework to support the apps
• Working with the developers to build the interface with a focus on usability features
• 
  

What else can you expect in the role?

• Prepare and produce releases of software components
• Optimizing performance for the apps
• Problem-solving skills, analytical mind, and positive attitude
• Ability to think from end users perspective and focused on improving the overall product experience.
• Deliver across the entire app life cycle concept, design, build, deploy, test, release to app stores and support
• 
  

What can fetch you brownie points?

• Hands on experience with React Native is required
• Hands-on experience in React Native APIs, ReactJS, Javascript, ECMAScript (OOJS) and JSX.
• Strong understanding of JavaScript ecosystem
• Hands on experience on Android in creating Hybrid / Native applications
• Demonstrable UI/UX experience on a large-scale app.
• Thorough understanding of React Native development tools like IDEs (Nuclide, Atom, Sublime Text, or Visual
• Good knowledge of JS frameworks like ReactJS is a plus.

Desired Skills and Experience

Hybrid Apps,React Native, Native iOS and Android Architecture understanding

    Job summary

We are searching for a brilliant, flexible Android Developer to create novel apps that meet the needs of our target audience. To this end, the Android Developer’s Responsibilities include writing and proofreading code, liaising with coworkers within and outside of their department, and monitoring customer’s feedback. Overtime, you will also be required to create app updates.

Responsibilities

      Design and build advanced applications for the Android platform

      Collaborate with cross functional teams to define. Design, and ship new features.

      Work with outside data sources and APIs

      Unit- test code for robustness, including edge cases, usability, and general reliability

      Work on bug fixing and improving application performance

Skills and Qualifications

      Strong knowledge of Android SDK, different versions of Android, and how to deal with different screen sizes.

      Familiarity with RESTful APIs to connect Android applications to back- end services.

      Strong knowledge of Android UI design principles, and best practices

      Experience with offline storage, threading, and performance tuning

      Ability to design applications around natural user interfaces, such as touch

      Familiarity with the use of additional sensors, such as gyroscopes and accelerometers

      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

      A knack for benchmarking and optimization

      Understanding of Googles Android design principles and interface guidelines

      Proficient understanding of code versioning tools, such as Git.

      Have at least 1- 2 years of experience.

• Strong experience in Android UI development,
• Expertise in API implementation
• Experience in using GMAPS, FIREBASE, SQLlite
• Familiar with Android & its related technologies like Android SDK, Java.
• Experience with GIT, XML, JSON & Web Services.