
- Proficient in React, JavaScript (ES6+), and TypeScript.
- Expertise in state management libraries (Redux, Zustand, etc.).
- Hands-on experience with react-navigation and deep linking.
- Solid understanding of Expo (both managed and bare workflows).
- Knowledge of native development (Swift/Objective-C for iOS, Java/Kotlin for Android).
- Experience with custom native module bridging and native UI integration.
- Strong debugging skills using tools like Flipper and Chrome DevTools.
- Familiarity with Jest, React Native Testing Library.
- Experience with REST APIs, GraphQL, and real-time data (WebSockets).
- Ability to manage OTA updates with EAS Update and configure EAS Build.
- Experience in app publishing and release lifecycle on both Play Store and App Store.
- Knowledge of secure storage, token handling, and app-level security practices.

About Wissen Technology
About
The Wissen Group was founded in the year 2000. Wissen Technology, a part of Wissen Group, was established in the year 2015. Wissen Technology is a specialized technology company that delivers high-end consulting for organizations in the Banking & Finance, Telecom, and Healthcare domains.
With offices in US, India, UK, Australia, Mexico, and Canada, we offer an array of services including Application Development, Artificial Intelligence & Machine Learning, Big Data & Analytics, Visualization & Business Intelligence, Robotic Process Automation, Cloud, Mobility, Agile & DevOps, Quality Assurance & Test Automation.
Leveraging our multi-site operations in the USA and India and availability of world-class infrastructure, we offer a combination of on-site, off-site and offshore service models. Our technical competencies, proactive management approach, proven methodologies, committed support and the ability to quickly react to urgent needs make us a valued partner for any kind of Digital Enablement Services, Managed Services, or Business Services.
We believe that the technology and thought leadership that we command in the industry is the direct result of the kind of people we have been able to attract, to form this organization (you are one of them!).
Our workforce consists of 1000+ highly skilled professionals, with leadership and senior management executives who have graduated from Ivy League Universities like MIT, Wharton, IITs, IIMs, and BITS and with rich work experience in some of the biggest companies in the world.
Wissen Technology has been certified as a Great Place to Work®. The technology and thought leadership that the company commands in the industry is the direct result of the kind of people Wissen has been able to attract. Wissen is committed to providing them the best possible opportunities and careers, which extends to providing the best possible experience and value to our clients.
Connect with the team
Similar jobs
Urgently Hiring React-Native App developer.
Job Location : Indore ( work from Office)
Experience needed : minimum 6 months needed ( Strictly No fresher please)
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1) React-native developer must have expertise in designing as well as development with latest expo cli.
2) Must have expertise in json parsing with web services to make dynamic app.
3) Must have completed some fully dynamic React-native app.
4) He or she can work individually or in a team , immediate joiner will be preferred as we need on urgent basis.
*****
..***..
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.
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
-understanding of javascript and react native
-Familiar with JS tools and flutter dart
-Experience writing code from scratch
-Thrive in a fast-paced working environment, owning deadlines and striving for efficiency
-Familiarity with GIT, Jira, Redmine, or similar project management and issue tracking software
-Working knowledge of design principles, typography, user interfaces, Web standards and usability
-Familiar with interaction design and information architecture methods and principles
**~ Job Requirements ~**
- understanding of react native and flutter dart
- good in data structure and algorithms
- working in a young, ambitious, and international team
- good to have experience building an API from scratch
- Are interested in security and its best practices
• Min 9+ Years in Android Application Development, know how’s of iOS development is an advantage.
• Experience with cross platform technologies - React Native, Flutter is a big plus
• Managing systems in production and understands the release process, monitoring, and debugging
• 1-2 years of experience managing and growing engineering teams
• Proven results-oriented person with a focus on delivering quality products
• Experience in designing, implementing, and maintaining high performance, high availability, large-scale
applications
• Ability to work in a fast-paced, agile development environment.
We are looking for 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.
Requirements
- You will be working with our engineers to develop and maintain high-quality mobile applications for both platforms as Android and iOS.
- Ultimately, you should be able to design and build the next generation of our mobile applications.
Job Responsibilities and Required Skills :
- 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 at least 3 years.
- Good Knowledge of HTML5, CSS.
- Familiarity with code versioning tools (Such as Git, SVN or Mercurial)
- 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.
As part of the engineering team, you would be expected to have deep technology expertise with a passion for building highly scalable products. This is a unique opportunity where you can impact the lives of people across 150+ countries!
Responsibilities
• Own architecture, design, development, and implementation of different
modules/features of the Application
• Be up to date with the latest trends in Mobile App/React Native ecosystem
• Bring in industry best practices
• Take ownership to drive an initiative to completion
• Discover opportunities for performance improvements
• Recommend ways to improve reliability, efficiency and code quality
• Focus on continuous delivery and reducing complexity
• Carry out code reviews and manage pull requests within the mobile application
development team
Requirements
• Overall 5+ years of experience in Mobile Application development
• At least 2+ year of hands-on experience in developing Mobile applications with
React Native
• B.E/B.Tech in CS or equivalent streams from institute of repute (IITs, NITs, BITs,
IIITs or equivalent)
• Familiar with native build tools - XCode, Android studio, etc.
• Ability to write readable and maintainable JavaScript code
• Ability to build pixel-perfect user interfaces with smooth interactions
• Knowledge of Web technologies and concepts - HTML, CSS, REST APIs,
Caching, etc.
• Knowledge on Android and iOS fundamentals is a must
• Experience developing Android/iOS native applications using
Java/Kotlin/Swift/Objective C is a plus
• Mobile application development experience with Flutter/Ionic is a plus
- Apply knowledge of Javascript (ES6) including all the latest features
- Usage of third party libraries for Maps, UI scaling, Styles, Secure storage, Permissions, Navigation, Splash screen, Network. Analytics. Push notifications, Localization, Calendar, etc.
- Build and run apps using Xcode, and Android Studio
- Persistence support using frameworks like Realm
- Comprehend performance issues and solve them
- Knowledge of Git (including merging, branching and resolving merge conflicts)
Desired skills
- Ability to create flexbox driven UI layout
- Configuring ESLint for JS code linting
- Being aware of alternate state management mechanisms like MobX
- Is proficient in either iOS or Android programming too.
Technical Skills
- Knowledge of all aspects of React framework
- Components, containers, JSX specification of component UI layout, Component lifecycle
- Props and State mechanism used for data flow
- Various kinds of views (text, button, scroll view, flat list, etc.)
- Navigation
- RN animations and gesture system fundamentals
- Redux state management library
- React Router usage
- JSON/XML parsing
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
Job Responsibilities:
- Develop Hybrid Mobile Apps in the Ionic Framework
- Standard code development with proper convention, formatting and comments
- 3rd party APIs Plugin integrations web/hybrid app
- Communicate with US-based client
Candidate profile:
- 4 + year experience in Ionic is must.
- Knowledge of web fundamentals like Angular, Ionic Framework (up to 4), JavaScript, Typescript , AJAX, JSON, jQuery, HTML5, CSS3, and MySQL.
- Experience in system analysis, design, workflow architecture & development.
- Experience in Agile Development process.
MIDAS IT Services India Pvt Ltd.
For more details, please go through the website given below:-
http://www.midaswebtech.com/">www.midaswebtech.com










