React Native Lead

Job Profile: React Native Developer (2+ Years Experience)

Location: Kolkata

Work Mode: Work From Office

Experience Required: 2+ Years

Employment Type: Full-Time

Job Description

We are looking for an experienced React Native Developer with 2+ years of hands-on experience to join our mobile development team in Kolkata. The ideal candidate will be responsible for building high-quality, scalable, and performance-optimized mobile applications for Android and iOS platforms.

Key Responsibilities

• Develop and maintain cross-platform mobile applications using React Native
• Convert UI/UX designs into pixel-perfect mobile interfaces
• Integrate RESTful APIs and handle asynchronous data
• Optimize mobile applications for performance, stability, and scalability
• Implement state management using Redux, Context API, or other libraries
• Write clean, maintainable, and reusable code
• Debug, troubleshoot, and resolve production and performance issues
• Collaborate with backend developers, designers, QA, and product teams
• Participate in code reviews, sprint planning, and Agile ceremonies
• Publish and maintain apps on Google Play Store and Apple App Store

Required Skills & Qualifications

• 3+ years of experience in React Native
• Strong knowledge of JavaScript (ES6+) / TypeScript
• Hands-on experience with React Hooks and Functional Components
• Experience with Redux / Context API
• Strong understanding of mobile UI/UX guidelines
• Experience with REST APIs and third-party SDK integration
• Familiarity with Android Studio and Xcode
• Experience using Git for version control

Good to Have

• Experience with Native Modules (Android / iOS)
• Knowledge of Expo
• Experience with Firebase (Auth, Push Notifications, Analytics)
• Familiarity with CI/CD pipelines for mobile apps
• Understanding of app performance optimization techniques

Behavioral & Soft Skills

• Strong analytical and problem-solving skills
• Good communication and collaboration abilities
• Ability to work independently and meet deadlines
• Willingness to work from office in Kolkata

What We Offer

• Stable work-from-office role in Kolkata
• Opportunity to work on live production mobile applications
• Career growth and technical learning opportunities
• Supportive and collaborative work environment

Key Responsibilities

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.

Key Skills

1. Extensive knowledge of mobile app development. This includes the whole process, from the first line of code to publishing in the store(s).

2. Deep knowledge of mobile platforms on which the app runs, e.g., Android, iOS etc.

3. Proficient in HTML, CSS, Javascript, React, React Native, Node whichever language you use in the app.

4. Proficiency with writing automated tests in JUnit, Espresso, Mocha, Jest, Enzyme, XCTest, etc. depending on the libraries you use to test

5. Familiarity with RESTful APIs and mobile libraries for networking.

6. Familiarity with the JSON format.

7. Experience with profiling and debugging mobile applications.

8. Strong knowledge of architectural patterns—MVP, MVC, MVVM, and Clean Architecture—and the ability to choose the best solution for the app.

9. Familiarity with Git and Github.

10. Familiarity with push notifications.

11. Understanding mobile app design guidelines on each platform and being aware of their differences.

Stackera is a leading software consultancy seeking creative and skilled developers to join our fast-growing team. Our mission is to design and develop technology that improves the lives of its users while providing an exceptionally high level of service to our fintech clients.

We are looking for developers who want to be part of a fast-paced, dynamic environment, where everyone's opinions and efforts are valued. We hire outstanding professionals and give them the opportunity to thrive in a collaborative atmosphere that values learning, growth, and hard work.

If you have the desire to be a part of an exciting, challenging, and rapidly-growing software development consultancy, and if you are passionate about software development and creating the finest in fintech read below.

• Work as part of a team to build React Native iOS / Android applications
• Architect, build, and maintain excellent React Native applications with clean code.
• Implement pixel-perfect UI's that match designs.
• Implement clean, modern, smooth animations and transitions that provide an excellent user experience.
• Integrate third-party APIs.
• Write unit and integration tests.
• Release applications to the Apple and Google Play stores.
• Work with native modules when required.
• Work as part of a team, which will include other React Native developers, a project manager, QA professional, and a designer.
• Complete two-week sprints, and participate in sprint retrospectives and daily stand-ups.
• Assist with building estimates.
• Interface with clients via Flock, Slack, Zoom, and email.
• Track your time throughout the day.
• Work with modern tools including Jira, Trello, Slack, GitHub, Google Docs, etc.
• Be part of a community of React Native developers who share knowledge and help each other as problems arise. Follow Stackera's detailed development process

Requirements:

• 1+ years of professional experience working with React Native.
• 2+ years of professional software development experience.
• 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 our 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.
• Forensic attention to detail.
• English skills (ability to effectively communicate via written and spoken English).
• A passion for software development. It's not just your career, it's also your hobby. You're constantly striving to learn new things and improve. You follow industry news, regularly tinker with new technologies, and read books and blogs to keep your skills current.
• You work well within a team environment and enjoy working in the office with your colleagues.

• 3 years of experience in mobile development on React Native
• Experience in design, development, and deployment of mobile apps
• Experience with embedded relational databases (SQLite)
• Knowledge of Restful Web-Services, JSON, HTTP, Networking protocols
• Experience with any Apk and iOS builder with strong skills in JavaScript, React native.
• Experience on JavaScript,HTML,CSS, NPM, Android, iOS,
• Hybrid, Ionic, Angular 2+, Typescript, Webpack, GruntJS, GulpJS.

• 3+ years of relevant experience in react native, javascript, HTML,CSS
• This project requires experience with:
• Well versed in kotlin/swift/react-native/js and react environment.3+ years experienced
• Good knowledge of SDLC.
• Good knowledge of any database SQL/mongo etc.
• Should have a problem-solving attitude.
• Eager to learn new things.
• Should have intellectual skills.
• Working across Cross platforms (Android and IoS)
• Flutter Experience will be added advantage
• Experience in understanding large and complex code bases
• The developer will work with our offices in Bangalore (Currently Remote).