React Native Developer

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

About the Role

We’re looking for a smart, detail-oriented Flutter Developer who loves building high-quality mobile experiences. You’ll be working on our next-gen Fintech & Investment app, focusing on clean architecture, strong session management, and secure code implementation.

Responsibilities

• Build and maintain production-level Flutter applications for Android and iOS.
• Develop pixel-perfect UI with smooth animations, transitions, and responsive layouts.
• Implement secure session management, authentication, and token-based APIs.
• Work closely with the backend (Node.js) and API teams for smooth data integration.
• Optimize app performance and memory usage.
• Follow secure coding standards suitable for fintech products.
• Collaborate with design and product teams to improve UX and app flow.
• Integrate third-party SDKs and payment gateways (Razorpay, Cashfree, etc.).
• Use version control (Git) and agile workflows effectively.

Must-Have Skills

• 1–3 years of hands-on experience with Flutter & Dart.
• Strong knowledge of state management (preferably Riverpod or Bloc).
• Strong experience in UI/UX implementation — adaptive design, fluid animations, transitions.
• Experience in secure session handling and token-based authentication (JWT, OAuth).
• Understanding of clean architecture, modular coding, and reusable components.
• Strong grasp of RESTful APIs and integration with backend services.
• Good debugging and performance optimization skills.

Added Advantage

• Experience with Node.js or understanding of backend API management.
• Familiarity with payment gateway integration (e.g., Razorpay, Paytm, Stripe).
• Prior work experience on fintech, wallet, or investment apps.
• Knowledge of Firebase, push notifications, and analytics.
• Familiarity with CI/CD pipelines and app store deployment.

What We’re Looking For

• Someone who pays attention to details, not just features.
• A developer who writes secure, clean, and scalable code.
• A creator who understands both design and performance.
• Someone excited about building meaningful fintech products from the ground up.

Compensation

Competitive and based on experience + performance incentives.

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

We are looking for an enthusiastic iOS Developer Intern who is skilled in Swift and passionate about building iOS apps from the ground up.

1. Product Design and Development Skills

• iOS (Swift)
• Firebase - firestore
• Cloud functions

2. Design skills

Recreate Figma design in Swift

3. Testing Skills

Test the feasibility and viability of the App.

1. Developing creative solutions and features in an iterative environment to meet the current product needs.
2. Collaborating with a team to define, develop, and ship new features.

3. Optimizing components and creating docs, unit, scenario, integration sanity test, etc. if required

Spacenos is the fastest-growing start-up which is innovating in the finance, edtech and marketing domain since 2015 and won multiple awards and recognitions from more than 40+ MNCs and Fortune 500 companies. Our Clients are based out of the U.S.A and Australia. We are funded & Supported by Government of Karnataka, Angel Investors and International Grants.

1. Apply for your CV and past work to be reviewed.
2. Receive a telephonic interview or assessment upon filling the final step form.
3. Receive offer letter if selected.

Our hiring process takes less than 24 hours from the time you receive the Final Step form.

Validity: Up to Dec 2023

- Apply soon, the earliest applicant would be preferred over the late applicants.

Job Description-

We are looking for a React Native Lead interested in building performant mobile apps on both the iOS and Android platforms. You will be responsible for architecting and building these applications, as well as coordinating with the teams responsible for other layers of the product infrastructure. Building a product is a highly collaborative effort, and as such, a strong team player with a commitment to perfection is required.

Responsibilities

Build pixel-perfect, buttery smooth UIs across both mobile platforms. Leverage native APIs for deep integrations with both platforms. Diagnose and fix bugs and performance bottlenecks for performance that feels native. Reach out to the open source community to encourage and help implement mission-critical software fixes—React Native moves fast and often breaks things. Maintain code and write automated tests to ensure the product is of the highest quality. Transition existing React web apps to React Native.

Skills

Firm grasp of the JavaScript {​{​and TypeScript or ClojureScript}​}​ language and its nuances, including ES6+ syntax Knowledge of {​{​functional or object-oriented}​}​ programming Ability to write well-documented, clean Javascript code Rock solid at working with third-party dependencies and debugging dependency conflicts Familiarity with native build tools, like XCode, Gradle {​{​Android Studio, IntelliJ}​}​ Understanding of REST APIs, the document request model, and offline storage Experience with automated testing suites, like {​{​Jest or Mocha}​}​

• Collaborate with a team of developers and designers to create a web application run on multiple platforms
• Create reusable, effective, and scalable JavaScript code
• Design the data and presentation layer of the web application’s front-end
• Use additional JavaScript libraries such as Redux to manage the web application’s state, derive computed data from the state of the system, and make asynchronous API calls

• English language proficiency
• 2+ years of professional experience in Native React
• Highly proficient in rendering components with Native APIs
• Highly proficient in JavaScript, modern JavaScript, HTML, 
• Highly proficient in one or more libraries (e.g. Redux, React Router, etc) for state managing and routing in addition to React.

Navtech (Navaratan Technologies) 

Hyderabad, India 

React Native Developer: 

Navtech is a premier IT software and Services provider. Navtech’s mission is to increase public cloud adoption and build cloud-first solutions that become trendsetting platforms of the future. We have been recognized as the Best Cloud Service Provider at GoodFirms for ensuring good results with quality services. Here, we strive to innovate and push technology and service boundaries to provide best-in-class technology solutions to our clients at scale. We deliver to our clients globally from our state-of-the-art design and development centers in the US, Hyderabad, and Pune. 

We’re a fast-growing company with clients in the United States, UK, and Europe. You will join a team of talented developers, quality engineers, product managers whose mission is to impact above 100 million people across the world with technological services by the year 2030. 

Navtech is looking for a React Native Developer to produce scalable software solutions. You’ll be part of a cross-functional team that’s responsible for the full software development life cycle, from conception to deployment. 

As a React Native Developer, interested in building performant mobile apps on both the iOS and Android platforms. You will be responsible for architecting and building these applications, as well as coordinating with the teams responsible for other layers of the product infrastructure. Building a product is a highly collaborative effort, and as such, a strong team player with a commitment to perfection is required. You should also be a team player with a knack for visual design and utility. If you’re also familiar with Agile methodologies, we’d like to meet you. 

Working as a React Native Developer at Navtech, you will: 

• Perform all phases of software engineering including requirements analysis, application design, architecture design, code development and testing. 
• Build pixel-perfect, buttery smooth UIs across platforms. 
• Leverage native APIs for deep integrations with both platforms. 

• Diagnose and fix bugs and performance bottlenecks for performance that feels native. 
• Reach out to the open source community to encourage and help implement mission-critical software fixes—React Native moves fast and often breaks things. 
• Maintain code and write automated tests to ensure the product is of the highest quality. 
• Participate in an Agile/Scrum methodology to deliver high-quality software releases every 2 weeks through Sprints. 
• Review code and provide feedback related to best practices and improving performance. 

• Troubleshoot production support issues post-deployment and come up with solutions as required. 

You’ll be rewarded and recognized for your performance in an environment that will challenge you and give you clear direction on what it takes to succeed in your role as well as provide development for other roles you may be interested in. 

Who Are We Looking For Exactly? 

• A React Native developer with 1+yrs of experience with expertise on multiple phases of a project lifecycle from concept development to solutions design, implementation, optimization and support. 
• Good Experience with React JS, React Native, JavaScript including DOM Manipulation and JavaScript object model. 
• Knowledge of REACT tools including React.js, Webpack, Enzyme, Redux, and Flux. 
• Good understanding of Object-oriented programming. 

• Ability to write well-documented, clean Javascript code. 
• Rock solid at working with third-party dependencies and debugging dependency conflicts. 
• Familiarity with native build tools, like XCode, Gradle, Android Studio or IntelliJ. 
• Understanding of REST APIs, the document request model, and offline storage. 
• Experience with Native Mobile app releases on App store and google play store. (A plus) 

• Experience with cloud technologies like AWS is also a plus. 
• Must have excellent communication and interpersonal skills. 
• Ability to operate in a systematic and logical manner. 
• Should have a Master’s Degree /Bachelors (BS) in computer science, Software Engineering, IT, Technology Management or related degrees and throughout education in English medium.  

Why Navtech? 

• Performance review and Appraisal Twice a year. 
• Competitive pay package with additional bonus & benefits. 
• Work with US, UK & Europe based industry renowned clients for exponential technical growth.  
• Medical Insurance cover for self & family. 
• Work with a culturally diverse team from different geographies. 

React Native Developer 

• Translate designs and wireframes into high quality code
• Design, build, and maintain high performance, reusable, and reliable Java code
• Ensure the best possible performance, quality, and responsiveness of the application
• Identify and correct bottlenecks and fix bugs
• Help maintain code quality, organization, and automatization