Mobile App 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

Responsibilities:

• Design and build advanced hybrid mobile applications using React Native
• Lead the application development effort by being the SPOC
• Build hybrid apps using React Native for Android/iOS
• Publish apps to the corresponding App store/Play store
• Implement new technologies to maximize application performance and optimize load time
• Collaborate with the back-end developer to build the RESTful APIs
• Research on emerging technologies and trends
• Participate in the planning and design of future software and technical architectures

Qualifications

• 2 years of hands-on experience in the full life cycle of Hybrid mobile application development including publishing one or more apps to the play store & app store
• Must have developed a Hybrid Mobile application using React. Hands-on Working experience with React Native is a must.
• Experience developing backend services preferably with NodeJS.
• Experience in developing apps on native Android/iOS platforms is a plus
• Experience in designing and working with n-tier architectures (UI, Business Logic Layer, Data Access Layer) along with some experience with service-oriented architectures (SOA)
• Strong skills in RESTful web services
• Experience with Agile methodologies would be helpful

• Meaningful experience working on large, complex systems.
• Ability to take extreme ownership over your work. Every day is a challenge to ensure you are performing to the expectations you and your team have agreed upon, both in regards to estimates and to the general process.
• Ability to identify with the goals of FullStack clients and dedicate yourself to delivering on the commitments you and your team make to them.
• An understanding of React Native best practices and a commitment to following them.
• Ability to work through new and difficult React Native issues and contribute to libraries as needed.
• Ability to create and maintain continuous integration and delivery of React Native applications.
• A positive mindset and can-do attitude.
• 2+ years of professional experience working with React Native.
•  

• Development and delivery experience in iOS, at least 2 apps should be in App Store
• Proficient in Swift 4.0 or later
• Experience with iOS frameworks such as UIKit, Maps, Core Location, Core Bluetooth and Core Animation etc.
• Familiarity with MVVM, Test driven development(TDD)
• Experience with third-party libraries such as Alamofire etc. and APIs Solid understanding of the full mobile development life cycle
• Proficient in RESTful APIs
• Proficient in Git
• Familiarity with push notifications and cloud message APIs etc.
• Experience with offline storage, threading, and performance tuning, optimisation
• Experience with performance and memory tuning with tools such as xcode Instruments and Shark
• Experience in writing unit and functional tests
• Perform bug fix and improve application performance
• Working knowledge of the general mobile landscape, architectures, trends, and emerging technologies
• Strong UX/UI design exposure and experience in making apps work intuitively and with pixel perfect interfaces. Understanding of Apple’s design principles and human interface guidelines
• Strong CS fundamentals (with competencies in algorithms and data structures)
• Highly accountable and takes ownership, with collaborative attitude, and a lifelong learner.

About the Role:

Are you a talented & enthusiastic Android development expert with a love for mobile based technology and Open-Source communities? Would you like to work on a project with large social impact? Are you experienced with Databases on Android, creating developer APIs and complete Android applications? Are you comfortable leading a small team and interacting with stakeholders from customers and outside stakeholders? Then we would like to hear from you!

Key Responsibilities:

• Take part in the development and enhancement of an Open-Source SDK
• Be both an individual contributor with hands-on development responsibility, as well as a mentor and lead for a small developer team
• Contribute to the Open-Source community interaction, including participation in the discussion forums
• Review code contributions, review pull requests
• Create and maintain the documentation for the SDK
• Design and development a usable and functional Android reference app
• Hands-on Android development, including feature development, troubleshooting, debugging, problem solving and bug fixing
• Design and run your own unit test cases, integration test cases and test automation
• Analyze new requirements, investigate feasibility, suggest implementation options and estimate efforts timeline, dependencies and risks
• Collaborate closely with other development team members, including some being located at other parts of the world

Required Skills:

• 9+ years of experience in the software development industry
• 5+ years of experience in Android development
• 5+ years of experience in Java and/or Kotlin, with strong programming and software engineering skills
• Good understanding of Android related programming patterns and OS facilities, including activities, fragments, views, lifecycles and UI components
• Experience with SQLite database development
• Excellent communication skills, especially written
• Experience in creating software architecture and design document, as well as externally-focused technical documentations
• Readiness to work in a global team with contributors from different backgrounds, skills and locations
• Experience in leading small technical teams
• Bachelor’s degree in Software/Computer Engineering, Computer Science or related field, or comparable relevant experience

Preferred Bonus Skills:

• Experience in Design and Implementation of RESTful APIs
• Experience in Database design and implementation
• High proficiency in Kotlin, including multi-threading and synchronization (Kotlin coroutines)
• Experience in Open-Source development
• GitHub experience (Continuous Integration, GitHub routines)
• Real-life experience with mainstream commercial-grade mobile apps used by a broad user base (please provide links to app listings)
• Experience with Jetpack libraries (fragment library, recycler view)
• Familiarity with Java 8 libraries such as Java Time
• Hands-on experience in the Agile/Scrum development process
• Good understanding of OOPS concepts, design patterns, algorithms and data structures
• Good understanding of Material Design Language and human interface guidelines
• Experience with integrating mobile applications with cloud services

• Developing new features and user interfaces from wireframe models
• Ensuring the best performance and user experience of the application
• Fixing bugs and performance problems
• Writing clean, readable, and testable code
• Cooperating with back-end developers, designers, and the rest of the team to deliver well-architected and high-quality solutions
• (Add any other relevant responsibilities here)