


About Duplex Technologies Services
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Experience on Kotlin Server ( Programming ).
React Native - Android Dev.


Job brief
We are looking for a Mobile App developer to produce scalable software solutions. You’ll be part of a cross-functional team that’s responsible for the full software development life cycle, from conception to deployment.
As a Mobile App developer, you should be comfortable around React Native, Javascript, React / Vue, development frameworks, and third-party libraries. You should also be a team player with a knack for visual design and utility.
If you’re also familiar with Agile methodologies, we’d like to meet you.
Responsibilities
- Work with development team to ideate software solutions
- Develop and manage well-functioning databases and applications
- Write effective APIs
- Test software to ensure responsiveness and efficiency
- Troubleshoot, debug and upgrade software
- Create security and data protection settings
- Build features and applications with a mobile responsive design
- Write technical documentation
Requirements
- Proven experience as a React Native App developer or similar role
- Experience developing desktop and mobile applications
- Familiarity with MERN / MEAN
- Knowledge of React Native, Javascript
- Knowledge of JavaScript frameworks like Node.js, ES6
- Familiarity with MongoDB, web servers (e.g. Apache) and UI/UX design
- Excellent communication and teamwork skills
- Great attention to detail
- Organizational skills
- An analytical mind
- Degree in Computer Science, Statistics or relevant fie


Job Description: Angular Developer
We are looking for an Angular Developer responsible for the client side of our service. Your primary focus will be to implement a complete user interface in the form of a mobile and desktop web app, with a focus on performance. Your main duties will include creating modules and components and coupling them together into a functional app. The artistic design will be delivered to you, together with a few HTML templates, but we will ask for your help in regard to animations, CSS, and final HTML output. You will work in a team with the back-end developer, and communicate with the API using standard methods. A thorough understanding of all of the components of our platform and infrastructure is required.
Responsibilities
· Delivering a complete front end application
· Ensuring high performance on mobile and desktop
· Writing tested, idiomatic, and documented JavaScript, HTML and CSS
· Coordinating the workflow between the graphic designer, the HTML coder, and yourself
· Cooperating with the back-end developer in the process of building the RESTful API
· Communicating with external web services
Experience Required: Minimum 2 – 4 years.
Skills and Qualifications:
· Proficiency with JavaScript , HTML5, Core Java and Angular (6 and above)
· Professional, precise communication skills
· Deep knowledge of Angular practices and commonly used modules based on extensive work experience
· Creating self-contained, reusable, and testable modules and components
· Ensuring a clear dependency chain, in regard to the app logic as well as the file system
· Ability to provide SEO solutions for single page apps
· Extensive knowledge of CSS and JS methods for providing performant visual effects and keeping the framerate above 30fps at all times
· Thorough understanding of the responsibilities of the platform, database, API, caching layer, proxies, and other web services used in the system
· Validating user actions on the client side and providing responsive feedback
· Writing non-blocking code, and resorting to advanced techniques such as multi-threading, when needed
· Creating custom, general use modules and components which extend the elements and modules of core Angular
· Experience with all levels of operation available to the front-end, such as from creating XHRs in vanilla JS to using a custom wrapper around $resource
· Experience with building the infrastructure for serving the front-end app and assets
· Architecting and automating the build process for production, using task runners or scripts
· Documenting the code inline using JSDoc or other conventions
· Writing extensive unit tests using automated TDD tasks
· Creating e2e test suites for all components, and running them with Protractor (or a well-reasoned alternative)
· Creating configuration, build, and test scripts for Continuous Integration environmen

- Develop new mobile applications for enterprise as well as for end consumers
- Translate User Stories into UI Design and Wireframe for Mobile Apps (Android and IOS)
- Translate UI/UX designs into high-quality code
- Architect and develop mobile applications from the scratch
- Design, build and maintain high performance, reusable, and reliable codebase
- Work with the Tech Lead and engineers to develop innovative solutions that meet market needs
Requirements:
- 2-5 years of experience in building Android apps and has published one or more Android apps in the Google Play Store Fluent in Flutter, Kotlin, and Android Studio
- Competent in producing scalable and high-quality code through automated functional and unit tests for Android applications
- Deep understanding of standard Android design patterns and RESTful API design
- Deep understanding of Google's design principles and interface guidelines
- Knowledge of Continuous Integration and Delivery systems (i.e. Jenkins) and setups Experience in Git
- Familiar with Agile practices such as Extreme Programming, Scrum, or Kanban
- Experience in Developing Offline First Mobile App

- Should have develop Native Mobile Applications.
- Should have worked on SQLite, Retrofit, Firebase etc.
- Must have knowledge working on Hybrid Applications.
- Additional advantage if worked of frameworks like React Native, Flutter etc.
- Advantage having working knowledge of Kotlin.
- Certification done is an additional advantage.
- Even candidate should have very good debugging skills.
- Clear about Object Oriented Programming Concepts.
- Must have knowledge of working with api's and working with databases.
SECONDARY RESPONSIBILITIES :
- Ability to work independently and take ownership of the project.
- Should be capable to work in a team.
- Must have strong communication skills.
- Should be enthusiasts and able to take challenge


• Take our iOS app to the next level
• Implement an amazing UI while working closely with the designers
• Automate unit testing for each and every part of the app
• Optimize the app for various form-factors (iPhone, iPad)
• Helping in hiring the future Imarticus Learning team
Experience
0-2 years
Good to Have Skills
• Deep knowledge of Swift and Objective C
• Familiarity with Apple's design principle
• Familiarity with release process on Apple's App Store
• Passionate about mobile, and good knowledge of upcoming trends in mobile space
Education Background
• BE/B-TECH/BS in Computer Science or related technical field or equivalent practical experience.
• Atleast 1 cool app already live on Apple's App Store
• Programming experience in Swift/Objective-C
• Experience in mobile application development (iOS)

• Strong command of UIKit, Swift, Xcode, and other Apple developer tools
• Experience with reactive programming (RxSwift)
• A good grip on Git

Play or available on Github
3+ years in mobile software development
Proficiency in Java, Kotlin, or C++.
Ability to use the Android Studio, including the Android SDK, with ease.●
Collaborating with UI and UX Designers, as well as Software Testers, to ensure that
each app is presentable and in perfect working order.
Experience with third-party libraries and APIs
Experience with automated testing and building
Experience with Git, Jenkins, or other version control tools
Ability to write readable code, create extensive documentation for existing code,
and refactor the previously written code into a readable state
Intermediate English skills
BONUS, IF YOU ALREADY KNOW: Flutter or React Native



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


