
- 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
Tech Stack / Requirements:
- Experience required: 1 - 2 yrs atleast
- Candidates must be from an IT Engineering background (B.E./B.Tech in Information Technology, Computer Science, or related fields), B.Sc. IT, BCA or related fields.
- Strong understanding of JavaScript
- Experience with React Native / Expo
- Familiarity with SQL
- Exposure to REST APIs integration
- Fast learner with strong problem-solving & debugging skills
Responsibilities:
- Build & improve mobile app features using React Native / Expo
- Develop and maintain web features using React.js / Next.js
- Integrate APIs and ensure seamless user experiences across platforms
- Collaborate with backend & design teams for end-to-end development
- Debug & optimize performance across mobile and web
- Write clean, maintainable code and ship to production regularly
Work closely with the founding team / CTO and contribute to product launches
Growth: Performance-based growth with significant hikes possible in the same or upcoming months.
Building a first-of-its-kind, lifestyle health product for Women in India. We believe that the future of health and fitness is digital, and women will drive the digital fitness revolution in India. Existing digital health and fitness products are highly transactional and we see a huge opportunity to build a truly aspirational product that will inspire and empower millions of women to lead healthier lives. If you are passionate about building a product that blends together technology, content, and community, we would love to talk to you.
Looking for results-oriented Engineers. An ideal candidate for us would be a passionate builder of great products/frameworks and someone who would thrive in a fast-paced environment and enjoy the challenge of complex business contexts that are typically being defined in real-time. In this role, you will be responsible for building world-class technology products and platforms that are at the forefront of the technology revolution in the Indian healthcare ecosystem. You are someone who insists on the highest standards for quality, maintainability, and performance. You will be working in a fast-paced and agile work environment delivering quality solutions that have an immediate business impact.
Responsibilities
- Own the end-to-end development and launch of features on the our App
- Participate in scoping, planning discussions with the designers, PMs, and Leads
- Conceptualize and develop prototypes quickly
- Develop and own launch plans to completion
- Identify opportunities and implement solutions to improve the performance and the architecture of our App
- We will depend on this person to set-up/improve the code quality, tracking, and App architecture and this person needs to have extensively worked on React + Android/iOS
Required Skills
- Min. 3 years of Full-time work experience (College projects, Internships are not a part of this)
- Hands-on experience with React Native
- Deep expertise of either iOS or Android platform and ecosystems
- Deep understanding of your tools: Languages, frameworks, systems.
- Experience with abstracting requirements into frameworks.
- Has worked with the react ecosystem for eg, redux, react-query, react-router etc.
- At least 2 years of experience working in a consumer tech set-up (ecommerce, D2C)
- Work with Rest APIs
Good-to-have Skills
- Experience with video streaming and Real Time Communication technologies.
Basic requirements
1. Good understanding of react and react native.
2. Best practices in react along with knowledge of functional components.
3. Good understanding of hooks and other react patterns.
4. Solid understanding of basic programming concepts and data structures.
5. Experience with global state management like redux and context.
6. Using 3rd party libraries for rest api and other standard procedures.
7. Have experience writing react native code with typescript.
Good to have skills
1. Have worked on media intensive apps (video, images and audio).
2. Have experience with building high quality reusable custom components.
3. Experience with animation libraries like animated or reanimated.
4. Have a good understanding of TypeScript classes, interfaces, generic types,
and other typing patterns in TypeScript.
5. Experience with building and deploying apps to iOS App store/Google Play.
6. Have previous experience of working with firebase.
7. Have an eye for creating pixel perfect design with optimised animations.
8. Experience of working with realtime systems like socket.io
9. Fair understanding of how react native/native apps work under the hood and
how React ecosystem sits on top of native app architecture.
10.bonus points if you have previous experience with native android /iOS
development.
11. Double bonus points if you have created native bridges for android and iOS in
react native before.
Other required qualifications
1. Minimum 1.5-2 years of relevant experience developing React applications.
2. Proven ability to work alone and with teams in a dynamic, multicultural
environment.
3. Strong oral and written communication skills in English.
4. Good understanding of documentation and able to write documentation of
given tasks.
5. Understand Agile base deployment process, take full responsibility for a given
task, and dedicatedly work based on given timeliness
6. Ability and interest in sharing knowledge, mentoring others, presenting work,
and reviewing the work of others.
We are looking for a qualified React Native developer to join our Engineering team. Ultimately, you
should be able to design and build the next generation of our mobile applications.
What is expected of our App Developers?
1. Understand the healthcare context and identify key problems
2. Innovate, evaluate, and deploy various android and IOs Features that can solve complex healthcare needs
3. 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 general process. An understanding of React Native best practices and a
commitment to following them.
4. Ability to create and maintain continuous integration and delivery of applications.
5. A positive mindset and can-do attitude.
6. Forensic attention to detail.
Qualifications:
1. Bachelor’s degree in CS/IS.
2. Experience with React Js, React Native, JavaScript including DOM Manipulation and
JavaScript object model.
3. Thorough understanding of React Native and its core Principles.
4. Hands on experience on React Native Framework at least 2 years.
5. Good Knowledge of HTML5, CSS.
6. Familiarity with code versioning tools (Such as Git, SVN or Mercurial)
7. Familiarity with RESTful APIs
8. Familiarity with modern front-end build pipelines and tools.
9. Experience with common front-end development tools such as Babel, Web pack, NPM etc.
10.Experience with Native Mobile app deployment on App store and google play store.
We are looking to self-driven individuals who aspire to be world class app developers and have
massive impact
in healthcare space
About our Client
Our client is a B2B2C tech firm backed by India’s largest retailer and tech venture capitalist founded by founders - IITB Graduates who are experienced in retail, ecommerce and fintech
It aims to become one app to manage all your brands loyalty points, cashback and coupons. It will have additional content and discovery layer for customers and brands for further engagement and commerce.
The company currently powers closed-loop loyalty programs for all different brands under its parent retail group. Currently, it has 20Mn+ registered customers and 3Mn MAU across 8 brands. Its vision is to be at the center of D2C Brands and the consumer consumption ecosystem
Responsibilities and Duties
- Develop React Native and Android Mobile Applications from design
- Can analyse requirements and communicate with clients
- Must have proficiency in communication
- Should have knowledge of Core Android, Java, Kotlin, React Native, MySQL, SQLite, MVVM, MVP and MVC.
- Work on bug fixes and improvement of Mobile applications.
- Preferred to have knowledge in React Native and Android both.
Required Experience, Skills and Qualifications
- 3 + years of experience in Android development.
- Minimum 1 Year experience in React Native development.
- BE/MS/MCA/PGDCA degree in Computer Science, Engineering or a related subject.
- Have worked on ReactJS Projects
Regards
Team Merito
Company Introduction
Crumb Software is a Design Studio seeking creative and skilled developers to join our fast-growing team. Our mission is to design and develop technology that improves its users' lives while providing an exceptionally high level of service to our clients.
We are looking for experienced 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 allow them 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 apps in the market, please consider applying.
Job Description
We are looking for React Native developers 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.
This is a contract-based position and we're looking for immediate joiners.
Responsibilities
- Work as a part of a small team to build React Native iOS / Android applications
- Collaborate closely with designer(s) to build the envisioned user experience
- Architect, build, and maintain excellent React Native applications with clean code
- Implement clean, modern, smooth animations and transitions that provide an excellent user experience
- Build pixel-perfect, buttery smooth UI's across both mobile platforms that match designs
- Integrate with the backend and other third-party APIs
- Work with native modules if required
- Leverage native APIs for deep integrations with both platforms
- Diagnose and fix bugs, performance bottlenecks for performance that feels native
Requirements
- 3+ years of professional, non-internship experience working with React Native
- Firm grasp of the JavaScript language and its nuances, including ES6+ syntax
- An understanding of React Native best practices and a commitment to following them
- Knowledge of functional programming and React Hooks
- Ability to work through new and difficult React Native issues and contribute to libraries as needed
- Familiarity with native build tools, like XCode and Gradle
- Familiarity with Expo and related libraries
- Excellent verbal and written communication skills
- Experience and desire to work with a remote, distributed team
We’re currently looking for rockstar developers to help us build a next-gen social audio community engagement platform. Avalon is hiring for both backend & frontend engineering roles. Our tech stack is majorly Ruby on Rails & React Native.
If you were looking for a rocket-ship, this is it!
As a senior front-end developer our primary requirement is that you are proficient in React Native.
Apart from that the job entails:
- Building new features (while squashing bugs) for our growing mobile app to extend device support especially across the Android ecosystem
- Architect elegant and maintainable code with support from the team
- Collaborate with design, data, and other teams to build beautiful interfaces that look great and run smoothly
- Guide and improve the technical direction of mobile, bolstering the technical foundational, improving performance, and re-architecting.
- Experience in React-native, IOS Development (with Swift).
- Experience in IOS SWIFT Framework
- Proven experience in React Native components in native iOS and Android
- Good understanding of Android / iOS / Web design guidelines, SDK and excellent JavaScript skills.
- Knowledge of React and the Java script ecosystem
- Exposure to other hybrid mobile platforms like IONIC,Sencha, HTML5, PhoneGap, jQuery Mobile etc.
- Familiarity with RESTful APIs development.
- Expertise with code testing best practices, including unit and integration testing to ensure quality of code.
- Familiarity with code versioning tools such as Git, SVN, Github.
- Excellent verbal and written communication skills
Preferred Skills & Knowledge: IOS Development (Swift), React Native







