
React Native Developer:
Exp-5 to 8 Years Location -Bangalore
- 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
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Position Title:
SDE Intern – Mobile Application
Location: Remote
Duration: 6 months (with potential for full-time conversion based on performance)
About PGAGI:
At PGAGI, we believe in a future where AI and human intelligence coexist in harmony, creating a world that is smarter, faster, and better. We are not just building AI; we are shaping a future where AI is a fundamental and positive force for businesses, societies, and the planet.
Key Responsibilities:
• Develop and maintain cross-platform mobile applications using Flutter or React Native.
• Collaborate with UI/UX designers and backend developers to deliver seamless app experiences.
• Integrate RESTful APIs and work with JSON data parsing, asynchronous programming, and real-time data handling.
• Participate in regular code reviews and follow best practices in mobile development.
• Debug and troubleshoot issues, optimize app performance, and write unit tests.
• Learn and apply Git-based version control, task tracking, and agile workflows.
⸻Required Skills & Knowledge :Programming & Frameworks:
• Proficiency in Dart (Flutter) or JavaScript/TypeScript (React Native).
• Good understanding of OOP and functional programming principles.
• Experience with:
• Flutter: Widgets, navigation, state management (Provider, Bloc, etc.)
• OR React Native: Components, Redux, Context AP
IComputer Science Fundamentals:
• Basic understanding of data structures (arrays, stacks, queues, hash tables).
• Knowledge of basic algorithms (sorting, searching).
• Awareness of time complexity and code efficiency.
• Solid grasp of programming concepts like variables, loops, conditionals.
Mobile Development Concepts:
• Experience in building and deploying cross-platform mobile apps.
• Understanding of responsive design, Material Design, and iOS Human Interface Guidelines.
• Familiarity with asynchronous operations (async/await, Promises) and REST API integrations.
Networking & APIs:
• Basic knowledge of HTTP/HTTPS, request methods, and status codes.
• Hands-on experience using Postman or similar tools for API testing.
• Understanding of API security, including authentication and SSL basics.
Tools & Technologies:
• Familiarity with Git (GitHub, GitLab, Bitbucket).
• Experience using IDEs like Android Studio, VS Code, or Xcode.
• Awareness of unit testing frameworks (e.g., Flutter test, Jest).
• Understanding of build tools such as Gradle or Metro bundler.⸻
Preferred Qualifications:
• Pursuing or recently completed a B.E./B.Tech in Computer Science, IT, or related fields.
• Portfolio of previous mobile app projects (GitHub/Play Store link preferred).
• Willingness to learn, experiment, and work in a collaborative environment.
⸻What We Offer:
• Opportunity to work on real-world projects with direct mentorship from industry experts.
• Certificate of Internship and potential PPO (Pre-Placement Offer) based on performance.
• Exposure to modern product development practices and cross-functional team collaboration.
Must-haves:
1. You need to be excited about the problem that we are trying to solve
2. 2+ years of experience building applications in React Native
3. Build pixel-perfect, buttery smooth UIs across both mobile platforms.
4. Strong JS fundamentals
5. Experience with iOS or Native Android development experience
6. Ability to give clarity and communicate well with the team, including
Product, Backend and Dev-Ops (if and when needed)
7. Ability to use profiling tools well, getting to root causes of bugs fast
8. Ability to pick and work on adjacent technologies if and when
required (Eg: If the best performance monitoring solution needs a
basic firebase setup, that should not be a blocker for you to go ahead
and do so)
9. Maintain code and write unit tests to ensure the product is of the
highest quality.
10. Reach out to the open-source community to encourage and help
implement mission-critical software fixes—React Native moves fast.
11. You need to be comfortable working in a remote environment (Good
internet connection and availability on phone is required)
12. Keen to learn!
Good to have:
1. Experience with React.js
2. Experience in Test Driven Development
3. Ability to tell Product what creates better User Experience, ability to
tell backend what API responses will help the user get a faster load
time
4. Inquisitiveness to understand the system as a whole, and not only be
stuck to your domain of expertise (Eg: Asking questions like why
does this particular response take so much time as compared to
others, and brainstorming with the backend engineer on how to
improve on it
What You Will Be Doing:
- Create highly responsive B2C web-app using a wide range of open source frontend and backend technology.
- Create single page applications using a wide range of javascript & cutting edge libraries/frameworks.
- Responsible for the full lifecycle of a project, including development, unit testing, system testing and change management.
- Research technical issues and provides recommendations to enhance JavaScript products.
- Manage/Lead a team of 10+ javascript fullstack developers to handle a wide range of projects across different products.
- Code reviews, Overall project estimations, Estimation reviews, Project planning.
- Interact with stakeholders for the development requirements gathering.
- Layout a technical career growth plan for the team members.
- Working with multiple projects.
What we are looking for:
- Bachelor’s degree in Computer Science or equivalent preferably from IIT,NIT & other premier institutes.
- Rockstar Javascript developer, who appreciates the intricacies of JS as well as passionate to follow new trends in JS.
- Experience with product companies.
- 9-12 yrs of software development on advanced JavaScript stack (Native Javascript, Asynchronous Request Handling, AJAX, HTML5, CSS3, etc).
- 2-4 yrs of experience in leading and mentoring a team.
- In-depth knowledge in ReactJS & NodeJS
- Proficiency in any other modern web frameworks will be a plus.
- A solid knowledge of advanced data structures & algorithms.
- Proficient in Computer Science fundamentals & object-oriented design.
- Solid understanding of cross-browser compatibility issues and ways to tackle those.
- Must possess a track record of building Single Page responsive UI.
- Experience with Databases such as NoSQL and any RDBMS will be a plus.
- Experience with transport protocols such as TCP, HTTP & WebSocket.
- Expressing and appreciating design patterns is a real addition.
- Critical of coding practices and development methodologies.
.
- 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.
- Maintain and write clean code to ensure the product is of the highest quality.
- Knowing and working on what specific framework problems need to be solved, what new problems they give rise to, and the architectures that work at scale.
- Coordinating with the design and back-end teams
- Taking risks, and learning quickly from your mistakes.
- Brainstorming between various approaches, doing small experiments to test the hypotheses
- Aligning the team to follow a particular approach, being thorough in your research.
- Collaborating well with others, knowing that better solutions come from working together.
What you need to have:
- Bachelor's degree in Computer Science (or related field)
- A passion for system design problems, exposure to various tech frameworks
- Experience with React Js, React Native, JavaScript including DOM Manipulation, and JavaScript object model.
- Should have a crystal understanding of App architecture and how React Native interacts with the native layers for iOS and Android respectively
- Familiarity in using Hooks for functional components with state, PureComponents.
- Hands-on experience in using State Management Libraries (Mainly Redux).
- Understanding React Native internals, memory profiling, and performance improvements of the application.
- Experience with building projects in Gradle (Android Studio) or xCode with iOS.
- Create Energy - Insatiably curious.
- Experience in Agile/ SCRUM methodology and modern tools like Jira, Slack, GitHub, etc
We are looking for a skilled React.js Developer to join our front-end development team. In this role,
you will be responsible for developing and implementing user interface components using React.js
concepts and workflows such as Redux, Flux, and Webpack. You will also be responsible for profiling
and improving front-end performance and documenting our front-end codebase.
To ensure success as a React.js Developer, you should have in-depth knowledge of JavaScript and
React concepts, excellent front-end coding skills, and a good understanding of progressive web
applications. Ultimately, a top-class React.js Developer should be able to design and build modern user
interface components to enhance application performance.
React.js Developer Responsibilities:
• Meeting with the development team to discuss user interface ideas and applications.
• Reviewing application requirements and interface designs.
• Identifying web-based user interactions.
• Developing and implementing highly-responsive user interface components using React
concepts.
• Writing application interface codes using JavaScript following React.js workflows.
• Troubleshooting interface software and debugging application codes.
• Developing and implementing front-end architecture to support user interface concepts.
• Monitoring and improving front-end performance.
• Documenting application changes and developing updates.
React.js Developer Requirements:
• Bachelor’s degree in Computer Science, Information Technology, or a similar field.
• 2years experience working as a React.js Developer.
• In-depth knowledge of JavaScript, CSS, HTML and front-end languages.
• Knowledge of REACT tools including React.js, Webpack, Enzyme, Redux, and Flux.
• Experience with user interface design.
• Knowledge of performance testing frameworks including Mocha and Jest.
• Experience with browser-based debugging and performance testing software.
• Excellent troubleshooting skills.
• Good project management skills.
About the company
Qrata is hiring for a Venture funded startup that is backed by marquee investors. Their product provides a collaborative new way for SaaS companies to onboard their large customers. Our unified workspace aims to help streamline customer onboarding and implementation journeys, and get every customer off to a great start.
Quick Facts
Founded in: 2020
Number of Employees: 11 - 50 employees
Industries: Computer Software / IT / Internet
Location: Chennai
Senior frontend lead
Description
Are you a front-end developer looking to fast-track your learning and growth? Have you
looked at world class products like Asana, Notion, or Airtable, and felt “I wish I were part of
the early team that built these products”?
we’re a team that has previously built and rolled out globally successful SaaS
products used by tens of thousands of customers. We’re laser focused on delivering a world
class new product again, and looking for an ambitious front-end engineer to join our existing
team.
If it excites you to think of a fast paced start-up environment, building something big from
scratch, breaking down new problems, creating well structured UI components, executing on
pixel perfect design, paying great attention to every little interaction detail, and doing demos
of your work every Friday with a happy and passionate team, then this is the right
opportunity for you.
Some of the tech problems you get to work-on as a front-end developer would include
building real-time collaboration experiences across our product, building live document
editing and modern spreadsheet experiences from scratch, creating flexible new
Kanban-style views of work tasks, and crafting cool new UI components and interactions that
we will use across our product.
Tech Requirements
- Expertise in React
- Hands-on experience in HTML, CSS, SASS & Object Oriented Javascript
- Code audits and guidelines
- SPA Framework patterns
- Browser features (Caching / Storage / Compatibility etc )
- Test automation
- Deployment strategy
Nice to have
- Familiarity with AWS
- Experience with startups or early stage teams
- Typescript
- Knowledge of module bundlers like Webpack
Job Title : Software Engineer
Gogo has an exciting opportunity for a Software Engineer role who enjoys crafting great user experience and will help us design and develop our next generation airline services platform. You will be part of the team that is building a globally deployed platform for our customers using some best-in-class software technologies.
Job Summary:
The ideal candidate for this role will build and design the front-end user experience for the customer airline services platform. You will be a crucial working member of multi-disciplinary, highly skilled technical teams that design, develop, test, debug and document software, by providing high quality technical solutions and services that deliver business value and drive continuous improvement across the organisation.
Key responsibilities :
- Translate business requirements into technical details relevant to web application.
- Contribute in the design and implementation of UI changes across our product base.
- Develop detailed technical analysis and design specifications based on functional requirements.
- Develop modern web applications (progressive and responsive) in coordination with UI Team
- Collaborate closely with UX, Design, UI and web development teams to solve problems.
- Develop complete front-end stack of projects using HTML/CSS/SASS, React and JavaScript.
- Integrate front-end UI with backend services.
- Build responsive web pages with HTML5, CSS, JS/React for the customer facing corporate websites.
- Define UI frameworks and architecture for websites that follow industry best practices for development
Required Skills & Experience:
- Bachelor’s Degree in Engineering with 5-8 Years’ experience in front end development
- Hands on experience Core web fundamentals: HTML, JavaScript, and CSS preprocessors like Sass or LESS.
- Front-end (CSS) frameworks like Foundation or Bootstrap
- AJAX (Asynchronous JavaScript and XML)
- MUST have Hands-on experience in ReactJS and Redux delivered project on ReactJS and played key role.
- Great understanding of Web technologies like XML, XHTML
- Client Server-side scripting languages such as web services development using RESTful implementations.
- Familiarity with the Flux Design Pattern or one of the libraries
- Unit Testing with Mocha, Karma or Jest
- Hands on with BDD Experience
- Experience working with RESTFUL API (1-2 Years’ Experience)
- Good Written and Oral Communication Skills
Gogo is the inflight internet company. We bring flexibility and performance to airlines and passengers alike across every device, every flight, everywhere—all powered by our global inflight network. Gogo’s worldwide inflight Wi-Fi services have made internet and video entertainment a regular part of flying. We are a diverse group of technologists, marketers, strategists, and any other function you can think of- all working together in extraordinary harmony. And that’s just the beginning.
We connect the aviation industry and its travellers with innovative technology and applications, and we do it all in a high-energy environment that welcomes the next challenge. Be prepared for a dynamic ride with people who are passionate about what they’re building.
Job Role: Senior Software Developer (React native/React js)
Required Skills
- React Native minimum experience should be 3 YRS.
- 2+ years of experience in javascript.
- Minimum 2 years of experience in Typescript and ReactJs.
- React-native components Knowledge and Redux.
- Design Layout knowledge
- Good communication
SKILLS WE ARE LOOKING FOR
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.
THE PERSON WE ARE LOOKING FOR
4+ years Experience with React Native
BS degree or higher in Computer Science or Engineering
Firm grasp of the JavaScript (and TypeScript or ClojureScript) language and its nuances, including ES6+ syntax
Knowledge of functional 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
Understanding of REST APIs, the document request model, and offline storage Experience with automated testing suites, like Mocha







