ReactJS Developer

About the Role

We are looking for a highly skilled and experienced Senior React Native Developer to join our team and take the lead on developing our cross-platform mobile application. You’ll play a critical role in building, launching, and scaling a high-performance mobile app that runs seamlessly on both iOS and Android platforms from a single codebase.

If you’re passionate about mobile technologies, have a strong command of React Native, and are excited about creating a high-quality product from the ground up, we’d love to hear from you.

Responsibilities

• Lead the end-to-end development of a cross-platform mobile application using React Native.
• Collaborate with product managers, designers, and backend engineers to deliver high-quality user experiences.
• Build reusable components and front-end libraries for future use.
• Optimize app performance for speed and scalability across devices and OS versions.
• Ensure the app complies with design standards and platform-specific guidelines (Apple App Store & Google Play).
• Set up CI/CD pipelines for automated builds, testing, and deployment (e.g., using Fastlane, EAS, or similar).
• Integrate RESTful APIs and third-party services.
• Handle app store submissions and updates.
• Mentor junior developers and enforce best practices in mobile development.

Requirements

Must-Have:

• 5+ years of experience in mobile application development.
• 3+ years of hands-on experience with React Native.
• Strong understanding of JavaScript (ES6+), TypeScript, and React architecture.
• Deep knowledge of iOS and Android mobile app development lifecycle.
• Experience with mobile UI/UX best practices and performance optimization.
• Familiarity with native build tools (Xcode, Android Studio).
• Experience integrating REST APIs and handling network latency issues.
• Proficient with Git, GitHub/GitLab, and agile development practices.
• Experience with push notifications, in-app purchases, deep linking, and analytics SDKs.

Preferred:

• Experience with Expo or EAS for managed workflows.
• Familiarity with mobile CI/CD pipelines (Fastlane, Bitrise, etc.).
• Experience with native modules (Objective-C/Swift and Java/Kotlin) as needed.
• Knowledge of automated testing frameworks (Jest, Detox).
• Published apps in both the App Store and Google Play.
• Prior experience in startups or high-growth environments.

What We Offer

• Opportunity to lead and build a product from the ground up.
• Work with a dynamic and talented team in a fast-paced environment.
• Flexible working hours and remote-first culture.
• Competitive salary and equity options (if applicable).
• Learning and development budget.

• Strong proficiency in React Native and JavaScript (ES6+).
• Experience with Redux, Context API, or other state management tools.
• Familiarity with TypeScript and strong understanding of mobile app architecture.
• Knowledge of native build tools like Xcode and Android Studio.
• Experience with RESTful APIs and third-party libraries.
• Familiarity with GraphQL is a plus.
• Hands-on experience in implementing pixel-perfect designs and animations.
• Proficiency in using libraries like React Navigation, NativeBase, or Material-UI.
• Experience with testing libraries like Jest, Detox, or Appium.
• Strong debugging skills using tools like Chrome DevTools, Flipper, or similar.
• Experience deploying apps to the App Store and Google Play Store, including managing certificates and provisioning profiles

About ITLH:

ITLH is an Ed-Tech organization backed by an IT company- Centillion based in India and Singapore.  ITLH aims at bridging the gap between knowledge and opportunities by helping students build their skill sets via practical learning on live projects and classroom training. For the last 5 years we have enrolled 4000 students for the programme and have been successfully placed in several MNC's.

How will we help you grow?

By joining ITLH, you will be part of an ever-growing organization that is redefining learning and helping young students to be industry ready. 

We believe in a healthy and growing working culture that you would love to be a part of. 

Join us if you feel you have the required skills and desire to be a part of our team and create an impact and reach new heights globally.

Responsibilities : 

• Create data visualization tools, libraries, and reusable code for prospects
• Integrate designs and wireframes within the application code
• Leverage the inbuilt React toolkit for creating frontend features
• Monitor interaction of users and convert them into insightful information
• Write application interface code with JavaScript
• Enhance application performance with constant monitoring
• Good understanding of CSS libraries, GIT, Sigma, Adobe XD etc.
• Constant interaction with other developer teams and design teams to discuss UI ideas.

Requirements :

• Strong proficiency in JavaScript, object model, DOM manipulation and event handlers, data structures, algorithms and JSX.
• Complete understanding of ReactJS and its main fundamentals like JSX, Virtual DOM, component lifecycle, etc.
• Understanding of RESTful APIs/GraphQL, HTML/CSS, ES6 (variables and scoping, array methods), code versioning tools like GIT, SVN, etc.
• Preceding experience with ReactJS workflows like Flux, Redux, Create React App, data structure libraries.
• Willingness to learn modern-day tools and processes.
• Good problem-solving, troubleshooting skills.
• Creativity and accountability.

Job Description

We are looking for a qualified Front-end developer to join our IT team. You will be responsible for building the ‘client-side’ of our web applications. You should be able to translate our company and customer needs into functional and appealing interactive applications.

If you’re interested in creating a user-friendly environment by writing code and moving forward in your career, then this job is for you. We expect you to be a tech-savvy professional, who is curious about new digital technologies and aspires to combine usability with visual design.

Ultimately, you should be able to create a functional and attractive digital environment for our company, ensuring great user experience.

Key Responsibilities

• Use markup languages like HTML to create user-friendly web pages
• Maintain and improve website
• Optimize applications for maximum speed
• Design mobile-based features
• Collaborate with back-end developers and web designers to improve usability
• Get feedback from, and build solutions for, users and customers
• Write functional requirement documents and guides
• Create quality mockups and prototypes
• Help back-end developers with coding and troubleshooting
• Ensure high quality graphic standards and brand consistency
• Stay up-to-date on emerging technologies
• Create fast and functional and intuitive interfaces
• Follow coding standards, build appropriate unit tests, integrate tests and deployment scripts

• Translate designs and style guides provided by the UI/UX team into functional user interfaces, ensure cross-browser compatibility and performance

• Suggest improvements to user interface, software architecture or use of new technologies Deliver reliable solutions that handle massive data and high traffic.

Skills Required

• Hands on experience with markup languages
• Experience with JavaScript, CSS and jQuery
• Familiarity with browser testing and debugging
• In-depth understanding of the entire web development process (design, development and deployment)
• Understanding of layout aesthetics
• Knowledge of SEO principles
• Familiarity with software like Adobe Suite, Photoshop and content management systems
• An ability to perform well in a fast-paced environment
• Excellent analytical and multitasking skills
• BSc degree in Computer Science or relevant field
• Tech/ M.Tech in CS or other related fields such as EE or MCA from IIT/NIT/BITS but not compulsory.
• Good experience in JavaScript/ReactJS/Nodejs/HTML/jQuery/Css/SASS

• Experience in AngularJs/ Webpack/ Gulp will be a plus point but not mandatory Strong Javascript fundamentals along with experience with libraries.
• Well versed in software engineering principles, frameworks, and technologies

• Takes responsibility for successful delivery of the solutions Communicates continually with the project teams Explains progress on the development effort

• Self-directed team player who thrives in a continually changing environment A hands on and a passionate coder with minimalistic design sense

• Prior start up experience is preferred

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

Skills and Qualifications

• Proficiency with JavaScript and HTML5
• Professional, precise communication skills
• Deep knowledge of AngularJS 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 AngularJS
• 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 environments