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

React Native Developer Responsibilities

• Architect, develop, and maintain high-quality React Native applications using clean code.
• Use additional JavaScript libraries, such as Redux, to make asynchronous API calls and enhance website loading speed.
• Implement pixel-perfect user interfaces that match designs.
• Diagnose and repair bugs and performance bottlenecks for native-like performance.
• Reach out to the open source community to encourage and assist in implementing mission-critical software fixes—React Native moves quickly and frequently breaks things.
• Participate in sprint retrospectives and daily standups as well as two-week sprints.
• Utilize new, contemporary, smooth animations and transitions to provide a great user experience.
• Plan the data and presentation layers of the application's front end.
• Be a part of a React Native developer community that shares knowledge and assists one another when problems arise.

React Native Developer Requirements

• Bachelor's/Degree Master's in Computer Science/Information Technology plus 3+ years of industry experience.
• Extensive knowledge of React tools such as Webpack, Enzyme, React.js, Flux, and Redux.
• Strong command of the JavaScript, TypeScript, or ClojureScript languages and their nuances, including ES6+ syntax.
• REST API knowledge, the document request model, and offline storage.
• Ability to identify with FullStack clients' goals and commit to delivering on the promises you and your team make to them.
• You work well in groups and enjoy working in the office with your coworkers.
• A positive outlook and a go-getter attitude

We are looking for an Android Developer responsible for the development and maintenance of applications aimed at a range of devices including mobile phones and tablet computers. Your primary focus will be development of applications and their integration with back-end services. You will be working alongside other engineers and developers working on different layers of the infrastructure. Therefore, a commitment to collaborative problem solving, sophisticated design, and the creation of quality products is essential

Roles and Responsibilities

² Design and build applications.

² Ensure the performance, quality, and responsiveness of applications

² Collaborate with a team to define, design, and ship new features

² Identify and correct bottlenecks and fix bugs

² To maintain the code quality, organization, and automation

² Work with the development team consisting of architects, UI designers, product managers, testers to deliver high quality mobile product & services

² Develop, test and rollout optimised UIs for diff versions/device

² Translate designs and wireframes into high quality code

² Build for multi device & multi platform scenario i.e mobile website along with mobile app

² Design, build, and maintain high performance, reusable, and reliable Java code

² Ensure the best possible performance, quality and responsiveness of the application

² Adaptability is a key factor to becoming a great Android app developer

² Identify the bugs ,correct bottlenecks and fix bugs

Skills Required:

² Prominent hands on experience in Native Android, Native iOS or Both.

² Strong knowledge of Android SDK, different versions of Android, and how to deal with different screen sizes

² An Android app developer must be well-versed with Java programming language.

² Familiarity with RESTful APIs to connect applications to back-end services

² Strong knowledge on UI design principles, patterns, and best practices

² Having knowledge about offline storage, threading, and performance tuning

² Knowledge of the open-source Android ecosystem and the libraries available for common tasks

² A knack for benchmarking and optimization

² Ability to understand business requirements and translate them into technical requirements

² Understanding of Google’s Android design principles and interface guidelines.

² Proficient with Objective-C or Swift.

² Understanding of Apple’s design principles and interface guidelines

² Knowledge of low-level C-based libraries is preferred

² Familiarity with cloud message APIs and push notifications

² Knack for benchmarking and optimization

² Proficient understanding of code versioning tools (such as Git, Mercurial or SVN)

² Familiarity with continuous integration.

• Interact with the Project Managers / Leads / Clients
• Understand the requirements and provide estimates for the planned tasks
• Deliver best quality work without bugs in the estimated time frame
• Help maintain code quality, organization, and automatization
• Collaborate with cross-functional teams to design and release new features
• Help the team to identify and correct bottlenecks, fix bugs
• Excellent analytical and problem-solving skills

• Experience / strong knowledge in both iOS & Android Mobile Application technologies
• Proficient in SwiftUI, Swift, Xcode, Java, Kotlin and Android Studio, Flutter, React Native
• Experience with version control: Maven, Gradle, Git, Cocopods
• Experience in application submission/provisioning process
• Experience in performance and memory tuning
• Good understanding of computer science concepts, design patterns, algorithms, and data structures

• Experience/knowledge in any of the Back-End technologies

Benefits:

• Hybrid WFH policy
• Annual company retreat
• Team lunch

We are looking for a React Native developer who can build a performant mobile app on both the iOS and Android platforms. We’re looking to take our dashclicks.com web app and turn portions of it into an amazing mobile app.

You will be responsible for architecting and building this app, 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:

• Transition existing React web apps to React Native.
• Build pixel-perfect UIs across both mobile platforms (iOS and Android).
• Design and develop highly complex application components, and integrate software packages, programs and                reusable objects 
• Leverage native APIs for deep integrations with both platforms.
• Diagnose and fix bugs and performance bottlenecks for performance that feels native.
• Maintain code and write automated tests to ensure the product is of the highest quality.
• Make use of additional JavaScript libraries such as Redux to make asynchronous API calls as well as improve the           performance of the apps
• Perform real-time monitoring and fixing crashes.
• Plan the data and presentation layer of the applications’ front-end Implement pixel-perfect UI's that match designs.    
•  Implement clean, modern, smooth animations and transitions that provide an excellent user experience.
• Write unit and integration tests. Work with native modules when required.

Skills:

• 3+ years of experience in React Native (iOS and Android).
• Have a deep knowledge of Redux architecture
• Must have worked with Firebase Database and Firm grasp of the JavaScript language and its nuances, including ES6+ syntax
• Strong understanding of back-end and front-end technologies such as NodeJS, React.JS, Web Socket, Pub-Sub, TypeScript, HTML5, CSS and CSS-In-JS.
• Knowledge of object-oriented programming
• Ability to write well-documented, clean JavaScript code
• React assumptions concepts like Virtual DOM, JSX, Component State and component lifecycle 
• 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
• Knowledge of monitoring tools like crash reporting and analytics
• Knowledge of functional or object-oriented programming
• Experience with automated testing suites, like (Jest or Mocha)
• Understanding of mobile UI frameworks like Native Base, UI Kitten, Material Kit etc.
• Experience implementing authorization and authentication workflows using JWT, OAuth2 etc.

Things that make us the World’s leading white-label marketing software development company:

• We do not outsource any of our fulfillment services.
• We offer a fully white-labeled dashboard allowing our users’ clients to log in and see their accounts’ progress.
• We offer educational and prospecting tools to help businesses generate growth and revenue.

What do we bring to the table?

• Competitive base pay and benefits package with exciting growth plans.
• A chance to work with professionals across various areas of expertise on a product loved by 30,000+ marketing agencies worldwide.
• 9 hours a day & 5 days a week working structure.
• A chance to learn & grow in a fast-paced environment, driving transformational growth for our brand.
• Fully remote work offers you the chance to balance your professional and personal life.

Come join us on this journey, we're looking forward to talents like you.

Tatsam is a stealth mode, venture-backed mental healthcare company based in India.
We're redesigning mental health and wellness experiences for the modern day working professional, have raised angel round from top-tier investors, and signed some of the largest Indian enterprises and startups for the upcoming private beta launch… and we’re just getting started.

The startup is led by a team of CXOs who are serial entrepreneurs (YC alumni, IIT alumni, CXO in large enterprises). They are supported by a team of behavioral design experts, clinicians and counsellors with vast experience, and technologists on a mission to improve mental health and wellbeing for the modern day working professional.

RESPONSIBILITIES:

• Developing app using Flutter for both Android & iOS platforms.
• Writing quality code independently that is simple, reliable, and scalable.
• Evaluating and implementing out-of-the-box ideas for application development.
• Working with the team to manage, optimize, and customize multiple applications.
• Detecting and troubleshooting application issues.

REQUIREMENTS:

• Must have 2+ years of experience in native mobile development (Android / iOS).
• Must have 1+ years of experience in Flutter.Should have worked and successfully deployed apps using Flutter framework.
• Good knowledge of Flutter SDK & Dart programming language.
• Should have worked on mobile platforms like Android or iOS.
• Should have developed & worked with Flutter widgets for iOS & AndroidExperience with any of the state management solutions like Bloc, Provider, Mobx, etc.
• Mobile app architecture design and optimization.Extreme attention to detail and the ability to match the design as closely as possible.
• Ability to work closely with Product Managers, other development team members.
• Understanding of Functional Reactive Programming is a must.
• Comfortable with Test-Driven Development.

The Opportunity
You will enter a close group of exceptionally talented people who in the last 2-months have secured incredible investors, partners, clients and advocates. We will continue this momentum till our vision of being able to provide good mental health and wellbeing avenues for the modern day professionals is achieved. If we like each other and agree to partner in this journey, this has the potential of resulting in a compounded career and mental growth for you.

React Native Developer Job Description

- We are looking for 2-3 years of qualified React Native developer to join our work on our Fintech Products (Algomojo, Optionaction, Tradeaction)

- You will be working with our engineers to develop and maintain high-quality mobile applications for both platforms like Android and iOS.

- Ultimately, you should be able to design and build the next generation of our mobile applications.

- The role requires developers to be comfortable with bleeding-edge technology and be able to work in a fast-paced environment.

Job Responsibilities and Required Skills :

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.
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.
Experience with React Js, React Native, JavaScript including DOM manipulation and the JavaScript object model.
Thorough understanding of React Native and its core Principles.
Hands-on experience on React Native Framework for at least 2-3 years.
Familiarity with code versioning tools (Such as Gitl)
Familiarity with RESTful APIs
Familiarity with modern front-end build pipelines and tools.
Experience with common front-end development tools such as Babel, Web pack, NPM, etc.
Experience with Native Mobile app deployment on App store and google play store.
Knowledge of native Android and iOS is required
Knowledge of TV App Development is a plus