Senior Android developer

React Native Developer (Full-Time)

📍Work from Office – Malad, Mumbai

We are hiring a React Native Developer for Websites.co.in, a platform used by millions of businesses to create their websites in minutes. You will build and improve our mobile experience used by small business owners globally.

Your role:

• Build and maintain mobile apps using React Native
• Implement clean, reusable components and UI screens
• Integrate REST APIs and handle JSON data efficiently
• Work on app performance, loading speed, and smooth UX
• Debug issues, fix crashes, and improve app stability
• Collaborate with product, backend, and QA teams to ship features
• Participate in testing, code reviews, and release cycles

What we expect:

• Strong understanding of JavaScript and React Native basics
• Familiarity with navigation, state management, and component lifecycle
• Hands-on experience with APIs, third-party libraries, and async storage
• Knowledge of Git for version control
• Problem-solving mindset and ability to work independently
• Bonus: experience with Redux / Context API, Android or iOS builds, or publishing apps
• 0–3 years of experience (freshers with good projects can apply)

What you get:

• Real ownership on a live, large-scale SaaS product
• Fast-paced growth environment with hands-on learning
• Opportunity to grow into a core mobile or full-stack role

Required 3+ years of Android development experience (or strong project experience).

Working knowledge of Kotlin and Android Studio.

Familiarity with XML layouts or Jetpack Compose.

• Ability to implement pixel-perfect UI based on design specs.
• Basic understanding of Android lifecycle and MVVM concepts.
• Experience integrating REST APIs.
• Basic Git/version control knowledge.

Good to Have

• Experience translating Figma designs into Android UI
• Understanding of Material Design principles
• Basic animations or transitions
• Awareness of accessibility standards
• GitHub or Play Store published apps

What would you do here

• Convert design mockups into pixel-accurate Android UI.
• Develop Android UI screens using Kotlin, XML, or Jetpack Compose.
• Ensure layouts adapt correctly across different screen sizes and densities.
• Fix UI bugs, alignment issues, and layout inconsistencies.
• Collaborate with designers to understand spacing, typography, and interactions.
• Write clean, maintainable code following Android best practices.
• Participate in code reviews and Agile ceremonies.

Primary Skills : 

● 2+ year of experience developing React Native / Android applications.

● Excellent command over React Native ecosystem, Android Native SDKs, and third-party

SDKs.

● Firm grasp of the JavaScript language and its nuances, including TypeScript, ES6+ syntax

and tooling.

● Good knowledge and application of algorithms and data structures with space and time

complexities

● Ability to write well-documented, clean Javascript code with unit tests.

● Familiarity with native build tools like Gradle (Android Studio, IntelliJ)

● Follow Industry Coding standards & be responsible for writing maintainable/

scalable/efficient code to solve business problems.

● Knowledge of object-oriented programming

React Native, Typescipt/JavaScript, Redux and optionally Android

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 responsibilities:

• Design and develop high-volume, low-latency applications for mission-critical systems, delivering high availability and performance
• Contribute in all phases of the development lifecycle: concept, design, build, deploy, test, release to app stores, and support.
• Diagnose performance issues, fix bugs (including crashes and ANRs) to increase the functionality of the application
• Write well-designed, testable, efficient code
• Ensure designs are in compliance with specifications
• Prepare and produce releases of software components
• Support continuous improvement by investigating alternatives and technologies and presenting these for architectural review
• Collaborate with team members (product managers, developers, designers) to brainstorm about new features and functionalities.

• Knowledge and experience in Flutter Framework and DART programming
• Hands-on experience in using RESTful APIs
• Hands-on experience in designing and developing micro-services architecture and containers
• Object-oriented analysis, UML, and design using common design patterns.
• Hands-on experience in the development IDE Android Studio, Android SDK, Firebase Test Lab
• Experience with offline storage, threading, and performance tuning
• Familiarity with push notifications
• Familiarity with IOS integration with Flutter
• Experience using GitHub or a similar environment
• Experience with Agile development is a plus
• Experience with Material Design and Android UI design principles, patterns, and best practices
• Good knowledge of adding third-party libraries
• Ability to understand business requirements and translate them into technical requirements
• Working knowledge of the general mobile landscape, architectures, trends, and emerging technologies
• A track record of delivering successful complex consumer product apps (finance apps, e-commerce apps)
• Critical thinker
• Knoweldge on Adobe XD/ Figma/ Sketch
• knowledge on GetX will be plus

• Designing and building advanced applications for the Android platform
• Collaborating with cross-functional teams to define, design and ship new features
• Unit-testing code for robustness, including edge cases, usability, and general reliability
• Working on bug fixing and improving application performance
• Continuously discovering, evaluating and implementing new technologies to maximize development efficiency

What you need to have:

• 3 to 6 years Android app development experience
• Hands on experience in developing high performance mobile applications
• Strong knowledge of Java,Kotlin,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, patterns, and best practices
• Experience with offline storage, threading, and performance tuning
• Ability to design applications around natural user interfaces, such as touch
• Familiarity with cloud message APIs and push notifications
• Familiarity with the use of additional sensors, such as gyroscopes and accelerometer
• Must have experience in BLE and BT
• Good understanding of unit, system and end to end testing and automation of mobile applications/ Android applications
• Familiarity with the MVC and MVVM design patterns
• Knowledge of the open-source ecosystem and the libraries available for common tasks
• Experience building, testing and distributing native apps that consume RESTful services
• Hands-on coding, systems analysis, design and delivery of projects assigned
• At least three native applications deployed in the play-store
• Proficiency in code versioning tools such as GIT

• You will be having an impact on our 1.7M users every day.
• You will be rolling out experiments and working closely with our product managers and design team to validate and build new features.
• Monitoring apps and fixing bugs for improving performance.
• Refactoring/Rewriting obsolete code to align with the new architecture.
• Design, build and maintain high performance, reusable, and reliable Kotlin code.
• Continuously discover, evaluate, and implement new technologies to maximize development efficiency Experience: 1- 5 yrs in android development

Expertise:

• Kotlin
• Live Data and other Android Jetpack components
• DI (Dagger/Hilt)
• Design patterns MVVM, MVI
• Multithreading (Coroutines)
• Offline Storage
• Remote data interaction via REST and JSON

Hands-on experience:

• Git
• CI/CD
• Third-party analytics like Amplitude, Clevertap, etc..
• Common third-party libraries and APIs like (Glide, retrofit...)
• Firebase products (FireStore/ RealTimeDB/ FCM..)
• Writing custom views
• Text-based UIs like notes, reader, etc..
• Publishing/Updating apps on Google Play and other stores (Huawei/Xiaomi...)

Good to have:

• Basic understanding of clean architecture.
• Simple data structure and algorithm understanding.
• Basic understanding of AWS services and products
• Strong design intuition and user empathy.
• Should be aware of future technologies in the Android ecosystem.
• You should be quick in understanding the hypothesis, and build the experiment and make it available to a user
• We prefer people who are highly experimental and willing to take risks.
• Experience in training or mentoring team members.

Do not apply if you are not:

• Ownership driven
• Curious in general
• Self-motivated
• Use to work in a chaotic environment
• Highly proactive
• Hate drinking and smoking will have a hard time here