


• 3+ years of experience building mobile applications.
• Proficient with React Native.
• Experience in developing and delivering large scale Android and iOS mobile applications
via React-Native.
• Ability to work through new and complex React Native issues and contribute to libraries
as needed.
• Engineers who are obsessed with optimizations and are ready to go the extra mile to
deliver the best app experience to the customers.
• Firm grasp of the JavaScript language and its nuances, including ES6+ syntax and
Typescript.
• Experience in writing unit testing code with libraries like Jest, Enzyme, Jasmine, Mocha,
etc.
• Experience in at least one native language, Android or iOS(Swift/Objective C).
• Good knowledge of monitoring and tracking down app crashes and bugs using advanced
tools.
• Worked in a startup environment with high levels of ownership and commitment.
• A growth mindset and passionate about building things from the ground up, and most
importantly, you should be fun to work with

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• Design, build, and maintain efficient, reusable, and reliable Flutter code to develop feature-rich, high-performance mobile applications for Android and iOS platforms.
Collaborate with designers to implement visually stunning and responsive user interfaces, ensuring an excellent user experience across various devices and screen sizes.
• Integrate mobile applications with backend APIs and services to facilitate seamless data exchange and ensure smooth app functionality.
• Identify and resolve bugs, performance issues, and other problems that may arise during the development process or in the live applications.
• Continuously optimize application performance and enhance the user experience by employing efficient algorithms and techniques.
• Stay up-to-date with the latest trends, tools, and technologies related to mobile development, particularly within the Flutter ecosystem, and apply them to improve development processes and outcomes.
Requirements
• Minimum 4 years of professional experience in mobile app development, with a focus on Flutter.
• Proven expertise in developing robust and complex mobile applications using the Flutter framework.
• Solid understanding of mobile app development concepts, including UI/UX design, offline storage, threading, and performance optimization.
• Strong proficiency in Dart programming language, along with a good understanding of object-oriented programming (OOP) principles.
• Familiarity with RESTful APIs and experience in integrating mobile applications with backend services.
• Strong communication skills to collaborate effectively with team members and clients.

Job Responsibilities
- At least 1-3 Years of Mobile App Development experience in React Native Framework.
- Experience on web service integration (SOAP, REST, JSON, XML).
- Worked on Social API integration, Core location APIs, Payment gateway integration, Google Maps, Webviews, Push Notification Service.
- Must have strong experience in Javascript, React JS.
- Strong Knowledge of SQLite, MySQL, Firebase or similar databases.
- Strong experience in sensors like accelerometer & gyroscope and detecting / correcting memory usage issues.
- Knowledge of HTML5 & CSS3.
Required Skills
- Develop and enhance Mobile Application using HTML5, jQuery Mobile, JavaScript and CSS3.
- Define technical design for mobile application ecosystem (enterprise integration working with REST services, Vendor Mobile APIS, Push notifications, etc.)
- Integrate available plugins to utilize native phone APIs to handle push notifications, geolocation and payment processing (Google Wallet, Apple Pay, etc.)
- Potentially dig down into the native layer to develop custom plugins to achieve desired functionality if not supported by the chosen framework.
- Provide a creative source of ideas/solutions to address problems - strategic and tactical.
- Contribute to the improvement of the efficiency of through scripts, tool code, component development or methodology enhancement.
- Develops, maintains, monitors and tunes performance of the app.
- Collaborate with developers, project managers, business analysts and business users in conceptualizing, estimating and developing new software applications and enhancements.
Desired Skills
- 1-3 years of experience into React Native.
- Published 2 or more apps in the Google Play Store and Apple iTunes store.
Candidates who can join immediately would be preferred.
Note: If you are willing to apply on the above post kindly add your live projects Play Store/ App Store links in the resume.


Position: IOS Developer
At least 3 apps are fully developed and live on the store
Latest swift language knowledge required
Objective-C knowledge plus point
Core data knowledge must
API integration knowledge must be required not just copying past code but must understanding how that works
Social Media login and firebase knowledge required
Git command and repository knowledge must be required



- AWS Cloud Solutions: We expect you to have a strong understanding of AWS services and how to architect solutions using them.
- Use of DynamoDB, S3, Vault, Lambda, or other AWS infrastructure components.
- Design scalable, highly available, and fault-tolerant cloud architectures.
- Continuous Integration and Deployment (CI/CD): Understanding CI/CD pipelines and tools like AWS CodePipeline, CodeCommit, and CodeDeploy is essential.
- Advanced concepts in React Native.




Recently Expertrons raised a funding of $2.3 Mn in the Pre Series A round witnessing investors like Yoga Capital, Venture Catalysts, Auxano Capital, and existing investors LetsVenture, Ivycap Ventures, Iceland Venture Studios, Nikhil Vora (MD, Sixth Sense), and more.
Website: https://www.google.com/url?q=https://www.expertrons.com/&sa=D&source=editors&ust=1632723867004000&usg=AFQjCNEfP9iCbbT6MjFXH6uESAJ_LSbiUw">https://www.expertrons.com/
Expertrons Android App: https://www.google.com/url?q=http://bit.ly/expertrons&sa=D&source=editors&ust=1632723867005000&usg=AFQjCNEPdzkaKsW0le4tCDbxTVkfoKx1wA">bit.ly/expertrons
Product Demo Video: https://www.google.com/url?q=https://bit.ly/3sFG0G1&sa=D&source=editors&ust=1632723867005000&usg=AFQjCNFHdgcw-AcUqrEALvAOKrMlwWH54g">https://bit.ly/3sFG0G1
Watch Explainer Video: https://www.google.com/url?q=https://bit.ly/3zeBmRM&sa=D&source=editors&ust=1632723867005000&usg=AFQjCNHhRW34qC2qeEREheVGUUhhD3-Hkg">https://bit.ly/3zeBmRM
Responsibilities and Duties
1. Build pixel-perfect, buttery smooth UIs across both mobile platforms
2. Strong knowledge of React workflows (such as Flux or Redux)
3. Implement clean, modern, smooth animations and transitions that provide an excellent user experience
4. Integrate third-party APIs
5. Release applications to IOS and Google Play stores
6. Ability to work through new and difficult React Native issues and contribute to libraries as needed
7. Ability to create and maintain continuous integration and delivery of React Native applications
8. Experience with code optimization and performance improvements
9. Experience in Mongo DB, Node JS, AWS is a plus
10. Strong knowledge of GIT
Required Skills:
1. Strong Algo/DS/Troubleshooting/Problem solving skills & analytical skills
2. Database - React Native, Redux, NOSQL, Redux Saga, Flux, Angular
The idea is not to live forever, but to create something that will!
Be a part of our growing team and climb up the ladder of success. So, if you have the expertise, skills, quirks that can help you add value to Expertrons, then apply with us, now!

Who are we
Salarybox is a Payroll App for small businesses in Asia. We are backed by YCombinator and prominent investors from India & the Silicon Valley.
Today, business owners manage attendance on pen-paper, calculate salaries on excel and pay employees in cash. Using Salarybox, the entire process can be performed at the click of a button. What typically takes 5 days, can be done in 5 minutes using our App.
We launched in January 2021 and already have over 500,000 downloads on the Google Play Store.
What will you do
- Design and build advanced app features for Android
- Collaborate with cross-functional teams to define, design, and ship new features
- Work on MVP & MVVM architecture for building apps
- Translate designs and wireframes into high-quality code.
- Design, build and maintain high performance, reusable, and reliable code
- Familiarity with RESTful APIs to connect Mobile Applications to back-end services
- Unit test code for robustness, including edge cases, usability, and general reliability
- Continuously discover, evaluate, and implement new technologies to maximize development efficiency.
This role requires
- 1+ years experience in Java, Kotlin
- Good working knowledge of design patterns OOAD
- Excellent analytical and problem-solving skills
- Hands on experience in writing Mobile Applications
- Working knowledge of the general mobile landscape, architectures, trends, and emerging technologies

SUMMARY
We are looking for a React Native developer interested in building performance mobile apps on both the iOS and Android platforms. You will be responsible for architecting, designing, 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. We are looking for self-motivated, energetic candidates who are looking for the next set of challenges in their careers. Mobile app developer, you will be responsible for developing and maintaining the mobile app. NOT a classic Website Development job involving simple development and maintenance of websites. We work on complex web applications that are technologically challenging. The projects are done in small teams, which results in greater responsibility for each member of the team. We genuinely want you to learn and grow and will provide you ample opportunities for that.
Responsibilities:-
- Deliver innovative solutions to drive next-generation user experiences, designs, and technologies.
- In-depth knowledge and proven record in developing mobile apps.
- Extensive experience with React and state management frameworks such as Redux/MobX.
- Experience with React Native.
- Technical knowledge of RDBMS.
- Development experience with iOS/Android or both.
- Strong knowledge of data structures, algorithms, and run-time optimization.
- Ability to write well-documented, clean JavaScript code.
- 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 code and write automated tests to ensure the product is of the highest quality.
- Rock-solid at working with third-party dependencies and debugging dependency conflicts
Required Skills:-
- Firm grasp of the JavaScript (and Typescript or Closure Script) language and its nuances, including ES6+ syntax.
- Knowledge of (functional or object-oriented) programming.
- Familiarity with native build tools, like XCode, Gradle (Android Studio, IntelliJ)
- Understanding of REST APIs, the document request model, and offline storage.
- Experience with automated testing suites, like (Jest or Mocha)
- React Native
- Redux/Mobx
- RDBMS,
- Third-Party SDK integration.
- Development experience with IOS/Android or both
Industry: IT / E-Learning and Assessment
Functional Area: IT Software - Application Programming, Maintenance
Role Category: Programming & Design
Role: React Developer
Employment Type: Permanent Job, Full Time
Qualification: B.E./B.Tech./MCA


Founded by two MDI alumnus, it is a student centric and personalised 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".
- Working with team to plan and develop the components of our adaptive
learning app and content marketplace solution. - Scaling up and upgrading the app with enhanced features as best suited for students and schools
- Working with team ensure a smooth backend integration into a dynamic content management system, to ensure personalisation of app as required
- Developing work including app backend, reporting and analytics to be taken up by the developer for both the products along with the current team.
- Both solutions for B2B and B2C App to be taken up actively by the developer along with the current product manager.
- Interacting and working with NGOs and Govt school community to build the entire tech as per the rural and local language to empower students and govt schools across India.
What you need to have:
- 1-3 years of deep hands-on experience with android based solutions and development
- Tech Expectations - Practical experience with Native android development, firebase, databases and server side integration and development
- An end user app based product experience will be a plus.
- We expect the developer to deeply own up our app solutions, work with the current team and scale up the product roadmaps for national growth and outreach.
- an undistracted mind, an aspiration for continued learning and holistic growth in life, humility to learn and self confidence to learn and do anything
- Excellent understanding of Native android development, firebase, Node. JS, databases and server side integration and development



