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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
Responsibilities
- Build efficient, testable and reusable codes.
- Collaborate with engineers, PMs and designers to quickly ship new requirements.
- Take on tough design and product problems while working cross-functionally across design and engineering to polish the product experience.
- Solve complex performance problems and architectural challenges.
- Thrive in a culture of continuous improvement by optimizing web products and related components to achieve and maintain high performance of business applications.
Requirements
- 2-3 years experience with hands on experience in both iOS platform with an attitude to learn the other platform.
- Strong passion for Programming in general and iOS App development in specific.
- Experience in source revision control systems such as git, svn.
- Knowledgeable about MVC and MVVM architecture.
- Experience working with remote data via REST and JSON.
- Experience with SQL Lite and other databases.
- Experience with UI development.
- Experience with publishing apps.
- Positive attitude towards work (Dynamic) and good communication skills.
Required iOS skill
- Good knowledge of SWIFT, Xcode and iOS widgets.
- Experience with Core data.
- Experience in integrating 3rd party libraries.
- Experience in building multiple Xcode schemes.
We are seeking a skilled and experienced React Native Developer to join our dynamic development team. As a React Native Developer, you will be responsible for designing, developing, and maintaining high-quality mobile applications using the React Native framework. You will collaborate closely with cross-functional teams, including product managers, designers, and backend developers, to create innovative and user-friendly mobile solutions.
• Strong working experience in IOS application development is a must. First-hand experience of native mobile apps using Swift must.
• Experience with Swift, Swift UI, Unit test.
• Strong system design and architecture skills - specifically for IOS. Curiosity to tinker around, explore new paradigms and strongest for continuous improvement. Strong problem-solving skills.
• Understanding of network connections, Rest API's and scheduling. Strong knowledge about security standards (e.g. HTTPS) and privacy standards.
• Idea/experience of the unit and instrumentation testing in IOS. Optimizing app performance and memory consumption.
• Excellent code data knowledge, socket programming & debugging skills.
• Debugging apps using simulators and related tooling.
• Design and build advanced applications for the iOS platform, Swift and Objective - C.
• Integrate and consume web services (JSON, XML, etc.)
• Familiar with Version control system such as GIT.
As a Senior Software Engineer, you will work as part of a software development team and be responsible
for designing, implementing, and maintaining the back-end of fast-growing web/mobile applications.
You could be an ideal candidate if you have a Bachelor's degree in Computer Science from a reputed
college. You need to have expert-level programming skills in Flutter using Dart along with a deep
understanding of consumer experience. You should have experience working effectively in software
development teams ensuring tight deadlines are met. You should be passionate about writing elegant
code that solves meaningful real-life problems.
You should have already successfully built or made significant contributions to Flutter apps of reasonable
scale that are live on the Play/App store.
What will your role look like?
● Write well-designed, design pattern-based, testable, efficient, and high-quality code in Flutter
using Dart.
● Build UI components in accordance with the design provided by the UX Design team.
● Design (LLD & HLD) and architect technical solutions for the business problems of a B2C app
and support needs of growing scale.
● Support continuous improvement by investigating alternatives and new packages.
● Contribute to all phases of the development lifecycle.
● Prepare and produce releases of the app(s) on Play/App stores.
Roles and Responsibilities
Who are we looking for?
● B.Tech/M.Tech/MCA degree in Computer Science, Engineering or a related subject
● 3-6 years of relevant work experience.
● Strong problem-solving skills, Computer science fundamentals, Data structures, and Algorithms.
● Solid OOP and software design knowledge with a great understanding of consumer journey – you
should know how to develop and deliver an app that’s extensible, reusable, and meets desired
Customer eXperience(CX) objectives.
● Experience working with Design tools like Figma/Sketch/Zeplin as a developer and implementing
the same in Flutter
● Hands-on experience on various product and analytics integration like - MoEngage, Appsflyer,
UxCam, Localytics , Crashlytics, Mixpanel, Branch, Onesignal, etc.
● Knowledge of any other native or cross-platform mobile development framework (e.g. Swift iOS,
Java Android, React Native) would be a plus
● Experience with all phases of the software development life cycle, best practices, and Agile
Software Development.
● Ability to work autonomously, be excited by new technologies, and never back down from the
challenges of scale.
● Be able to perform effective code reviews, and mentor junior engineers.
Founded by two MDI alumnus, it is a student centric and personalized learning platform that delivers enjoyable learning content as per the state boards. This ed-tech provides a solution which is easy to use, lets students enjoy learning, makes life easy for a teacher and delivers learning in the language that students are most comfortable. The organisation has worked in 14 states across India and awarded Google India under "Impacting Change through Digital".
- Developing Ownership of company's learning app along with the current developers.
- Implementing all improvements, enhancements and updates required to best stabilize the apps.
- Adding new feature in the apps basis the product growth plans.
- Developing Marketplace inside the apps - Paid content marketplace to be developed and setup inside our learning apps as a key responsibility.
- Working on user analytics, user tracking and refining user experience for apps growth and revenue growth.
- Creating/Managing all paid product transactions in the apps and integration to other applications via API/SDK formats.
- Looking into all other aspects of development and refinement that may come up in the growth plan of our app based products.
- Taking up further development, refinement, growth and updates of our android based solutions, and other solutions as per business requirements.
- Taking responsibility and ownership of the work at all fronts as the company is in the growth stage of the app based products.
- Establishing best of practices, processes, sharp product development and updation systems is another key role, to ensure the company and its products are ready for growth.
What you need to have:
- Be self driven, taking ownership of the work and end to end responsibility of the apps.
- You should be willing to keep learning regularly and aspire to be the best version of yourselves and keep improving it.
- You should be willing to put in the hard work with quantitative results and outcomes and the monetary benefits will be matched.
- You should be willing to spend at least 2-3 years in deep product building/scaling and gain unprecedented experience in the same.
- Profile to Personality Fitment Expectations - an undistracted mind, an aspiration for continued learning and holistic growth in life, humility to learn, self confidence to learn and do anything
- Having 3-5 years of deep hands-on development experience in android with end to end product development/management/scaling and ownership.
- Should have developed and end to end managed an app based product with at least 1 lac concurrent users.
- An end user app based product development, go-live, managing, crash management, user management, scaling and growing an app based product experience is important to this profile.
- Strong design sense with amalgamation of development to bring features to best usage is another key expectation of the role.
- Deep and passionate experience of Native android development with firebase, Node. JS, databases, server side integration and development. An end user app based product development, go-live, managing, crash management, user management, scaling and growing an app based product experience is important to this profile.
- Experience in managing, stabilizing and scaling an app with at least 1 lac concurrent users in your past experience.
- Experience of user analytics, apt UI/UX for user engagement, problem solving, and developing products to best serve the objectives.
- Strong design sense with amalgamation of development to bring features to best usage is another key expectation of the role.
- Deep and hands on experience in development on Native Android with the ability to develop all feature requirements that can come up in our app products.
- Ability to develop APIs and SDKs for cross integration of applications with other applications.
- End to end tech product skills with basics of Node.JS , Firebase, My SQL based databases, AWS, Analytics.
- Have complete command on Google Play Console and all skills to use/manage the same.
- Practical experience of user data management, user journey and user engagement to improve app’s usage.
Experience: 3 to 5 years
Annual CTC: Rupees 7,00,000 to 9,00,000
- The main roles and responsibilities would be:
- Deliver high quality mobile apps on Android platforms.
- Create best practice, drive initiatives to build reusable frameworks, components and solutions.
- Engage with the team to create a knowledge centre on Android.
- Minimum experience of 1 years needed. Ideally more than 2 years.
- Maps based apps.
- Payment gateway integration: (PayPal, Stripe, Paytm etc).
- Integration of webservices
- Marketplace apps
- Live Streaming
- Offline application development.
- Strong OO design and programming skills in Java
- Android SDK
- JSON/REST API
- Social Media APIs
- UML/Design Pattern
- Knowledge of Retrofit,Volley,Dagger2,Realm,RxJava,Espresso
- Knowledge of android architecture component(LiveData etc).
- Working Experience on MMVM and MVP architecture
- Experience in SQL and NOSQL databases.
- Familiarity with cloud message APIs and push notifications
- Understanding of Googles Android design principles and interface guidelines
- Proficient understanding of code versioning tools, such as Git.
- Work closely with the leadership team to define roadmap and development plans
- Help define and implement standards and promote best practices for the Android development team
- Tackle daily challenges with your creative problem solving recommendations
- Mentor and contribute knowledge to the rest of the team and the organization
- Strong knowledge of Android UI design principles, patterns, and best practices
- Experience with threading, and performance tuning
- Ability to understand business requirements and translate them into technical requirements
We are looking for an Android developer with Kotlin expereince (3-5 years) responsible for the development and maintenance of applications aimed at a vast number of diverse Android devices. Your primary focus will be the development of Android applications and their integration with back-end services. You will be working along-side other engineers and developers working on different layers of the infrastructure. Therefore, commitment to collaborative problem solving, sophisticated design, and creating quality products is essential.
Responsibilities
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
Skills
Strong knowledge of Android SDK, different versions of Android, Kotlin 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 the use of additional sensors, such as gyroscopes and accelerometers
Knowledge of the open-source Android ecosystem and the libraries available for common tasks
Ability to understand business requirements and translate them into technical requirements
Familiarity with cloud message APIs and push notifications
A knack for benchmarking and optimization
Understanding of Google’s Android design principles and interface guidelines
Proficient understanding of code versioning tools, such as Git
Familiarity with continuous integration
DISPRZ is looking for a Software Engineer who will deliver individually on features /
enhancements under our products, as laid out as per the company’s product delivery
roadmap and own responsibility for their technical integrity, scalability and trouble-free
deployment to the customer.
Responsibilities (not exhaustive)
● Build and ship reliable software practicing robust software design and in-depth code
reviews.
● Build efficient, clean and reusable features / libraries / components
● Collaborate with our design and product teams on defining and delivering new
features to ensure a great experience for our users.
● Analyse and optimize existing UI and Server-side code for security, efficiency and
performance.
● Be a voice in ensuring the team stays true to the technical vision.
● Write clean, scalable code in mobile-based programming languages and/or .NET
● Write SQL Stored Procedures
● Test and deploy applications and systems
● Collaborate with technical lead to produce software design and architecture
● Translate designs and style guides provided by the UI/UX team into functional user
interfaces, while ensuring cross-browser compatibility and performance.
● Unit-test the code across platforms and browsers, to ensure functional consistency of
delivered output.
The Ideal Candidate
Education / Skill Set
● Engineering / MCA degree from a top school with an excellent academic record
● Object oriented programming knowledge is a must.
● High level of Proficiency in Web-based technologies – JavaScript, HTML/CSS
● Knowledge of any one JS framework like React Native, Angular, or the like, is a plus
● Formal knowledge in below areas will be an added advantage
● ASP.NET MVC
● Entity Framework Core/LINQ.
● Bootstrap framework
● SQL Databases
Experience
● Minimum 5 years’ experience in front-end development of software products using
Web-based technologies
● Experience doing Full-stack development is a great plus
Abilities and Traits
● Excellent planning, organizational, and prioritization skills
● Excellent analytical, troubleshooting and communication skills
● Ability to work under pressure and meet deadlines
● Ability to think ahead and anticipate problems, issues and solutions
● Work well as a team player and help the team members to resolve issues
● Be committed to quality and be structured in approach
● Excellent and demonstrable concept formulation, logical and analytical skills
● Create intuitive interfaces with great functionality in a timely manner.
● Be passionate about writing neat and clean code.
● Document the work and communicate any issues as and when they arise.
● Assist in troubleshooting any production issues.
- BE/B.Tech or ME/M.Tech in Computer Science.
- Must have “Can Do Attitude” towards work
- Must have work exp of 1-2 years
- Proficient in Android and must have hands on exp in Kotlin
- Ability to write clean code and maintain it
- Must have worked in product based company
- Ready to work in a startup and adaptable to a dynamic environment
- Ready to learn new frameworks and services as per requirements.
- Good at programming basics, OOPs concepts, data structures, algorithms and
networking
- Must worked on kotlin, Android’s MVVM model, data binding, retrofit networking library,
service worker, job schedulers, firebase services, firebase notifications, navigation
component, object box/realm
Required Skills
- Experience in any good product based startup
- Experience in adding enhancements to complex app
- Good debugging and programming skills
Responsibilities:
- Learn Kotlin, Android’s MVVM model, data binding, retrofit networking library, service
worker, job schedulers, firebase services, firebase notifications, navigation component
and object box/realm databases thoroughly and use leanings to implement features and
enhancements.
- Follow latest trends in Android and learn from team











