React Native Developer - Mobile Applications

We are looking for an strong JavaScript developer who is highly skilled with React.js and/or React Native and/or Vue.js skills and exposure to Node Js is preferable

Your primary focus will be developing user-facing web/mobile applications and components. You’ll implement them with the React.js, or React Native or Vue.js frameworks, following generally accepted practices and workflows. You will ensure that you produce robust, secure, modular, and maintainable code. You will coordinate with other team members, including back-end developers and UX/UI designers. Your commitment to team collaboration, perfect communication, and a quality product is crucial

Responsibilities

Front End React.js or React Native or Vue.js

Developing user-facing applications using React.js, React Native or Vue.js, CSS

Building modular and reusable components and libraries

Optimizing your application for performance

Implementing automated testing integrated into development and maintenance workflows

Staying up-to-date with all recent developments in the JavaScript and React.js/Vue.js/React Native space

Proposing any upgrades and updates necessary for keeping up with modern security and development best practices

Server Side - Node.js

Integration of user-facing elements developed by front-end developers with server side logic

Writing reusable, testable, and efficient code

Design and implementation of low-latency, high-availability, and performant applications

Implementation of security and data protection

Integration of data storage solutions (may include databases, key-value stores, blob stores, etc.)

Skills

React.js and /or Vue.js

Highly proficient with the JavaScript language and its modern ES6+ syntax and features

Highly proficient with React.js/ Vue.js framework and its core principles such as components, reactivity, and the virtual DOM

Familiarity with the React.js ecosystem, including React.js, JSX, Webpack, Enzyme, Redux, and Flux.

And /Or

Familiarity with the React.js/ Vue.js ecosystem, including Vue CLI, Vuex, Vue Router, and Nuxt.js

Good understanding of HTML5 and CSS3, including ( Sass or Less depending on your technology stack )

Understanding of server-side rendering and its benefits and use cases

Knowledge of functional programming and object-oriented programming paradigms

Ability to write efficient, secure, well-documented, and clean JavaScript code

Familiarity with automated JavaScript testing, specifically testing frameworks such as Jest or Mocha

Proficiency with modern development tools, like Babel, Webpack, and Git

Experience with both consuming and designing RESTful APIs

React Native

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

Node.js

Strong proficiency with JavaScript

Knowledge of Node.js and frameworks available for it (such as Express,)

Understanding the nature of asynchronous programming and its quirks and workarounds

Integration of multiple data sources and databases into one system

Understanding fundamental design principles behind a scalable application

Understanding differences between multiple delivery platforms, such as mobile vs. desktop, and optimizing output to match the specific platform

Creating database schemas that represent and support business processes

Implementing automated testing platforms and unit tests

Experience and Qualifications:

6 months to 1 years of experience in Node.js and Vue.js/React.js/React Native front end application development.

B.Tech or Equivalent degree.

Strong programming skills.

Ability to work with multiple team members and communicate well.

Strong work ethic is what is rewarded.

About VoltusWave:

VoltusWave is the one of the world's leading No-Code Development Platform backed by Block chain for Enterprises. Business leaders, investors, consultants, social entrepreneurs, and other top professionals rely on VoltusWave to meet their IT needs and build efficiencies through business process automation and digital transformations. We believe strongly in our mission and values-driven culture and invest in our people for their individual success as well as the organization's success.We encourage youngsters by giving them opportunities to prove themselves and grow along with us.

Role Summary: Front-end Developer who would contribute towards building a highly flexible and scalable front-end by bringing deep core technology expertise.

Job Description:

- Ensure proper offline access using service workers and PWA

- Develop components which are SEO friendly

- Have experience in server-side rendering

- Drive evolution of application performance

- Ensure project scalability by having good project architecture

Skill Requirements:

- Good experience in HTML5, CSS3, JS 

- React

- React native

- Angular

- Redux exposure

- Have handled service workers and PWA caching and updates

- CSS pre-processors knowledge like sass

- Knowledge of webpack, parcel, grunt etc.

 -Knowledge of pre-processors like SASS/LESS, CSS-Modules.

- Architecting and automating the build process for production, using task runners or scripts (Gulp / Grunt)

-Have an eye for good UI/UX, Progressive Web Apps, Responsive Design

-Interested in writing code, actively experimenting along with learning new things.

Individual applying to the role should ideally have the following attributes

- 2+ years of experience

-Passionate about Frontend Development and continually follow the platform & innovations

-Strong and innovative approach to problem solving and finding solutions

-Interested in working on fast-paced

- Excellent communicator (written and verbal, formal and informal)

- Flexible and proactive/self-motivated working style with strong personal ownership of problem resolution

- Ability to multi-task under pressure and work independently with minimal supervision.

- Ability to prioritize when under pressure.

🌟 About Us:

We create AI solutions for hospitals, combining scientific rigor with startup agility.

iON Health's SmartAI is an AI-powered tool developed to help clinicians interact with a patient's medical record using natural language, transforming how healthcare providers access and synthesize clinical data

Founded by serial entrepreneurs with more than 15 successful exits, we offer the opportunity to work alongside elite engineers, clinicians, and product innovators to improve the health of millions of patients each year.

🎯 What We’re Looking For:

• 7+ years of experience with React.js (front-end) and Node.js/Express (back-end).
• Solid understanding of relational and NoSQL databases (e.g., PostgreSQL, MongoDB).
• Experience with cloud platforms (AWS/GCP/Azure) and CI/CD pipelines.
• Comfort working in fast-paced, ambiguous environments with high ownership.
• Prior experience in AI/ML, healthcare, or enterprise software.
• Must Have: Bachelors in Engineering from IIT/NIT/IIIT or similar institutions.
• Good to have: Experience in AI focused startups, early-stage teams, or as a founding engineer.

🛠 What You’ll Do:

• Design, develop, and deploy scalable web applications across the stack (front-end + back-end).
• Collaborate with founders, designers, and other engineers to take features from concept to production.
• Write clean, maintainable, and efficient code using [React.js, Node.js, TypeScript, or your tech stack].
• Work on database design and API development (REST/GraphQL).
• Optimize applications for maximum speed and scalability.
• Contribute to architectural decisions and set up best practices for the team.
• Be hands-on with debugging, testing, and performance tuning.

💡 Why Join Us?

• Work alongside elite engineers, clinicians, and product innovators
• Competitive salary + equity options (you’ll grow as the company grows)
• Fast decision-making and zero bureaucracy
• Shape the future of AI in healthcare

• 4+ years experience working as a react.js developer.
• Knowledge of REACT tools including React.js, Webpack, Enzyme, Redux, and Flux.
• In-depth knowledge of JavaScript, CSS, HTML, and front-end languages.
• 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.

Senior Front End Engineer (React.js & React Native - Mobile Experience)

Job description

Fulfil’s software engineers develop the next-generation technologies that change how millions of customer orders are fulfilled by merchants. Our products need to handle information at a massive scale. We're looking for engineers who bring fresh ideas from all areas into our technology.

As a Front End software engineer, you will work on the ReactJS & React Native (Mobile Experience) powered user interface used by Fulfil merchants to manage their back-office operations. This is mission critical software and your primary focus will be on developing user interface components and implementing them following well-known React.js workflows (such as Flux or Redux) & React Native (Mobile Experience). You will ensure that these components and the overall application are robust and easy to maintain. In this role, you will be collaborating closely with the rest of the team working on different layers of infrastructure in an international environment. Therefore, a commitment to collaborative problem solving, sophisticated design, and quality are important.

What You’ll Do:

• Collaborate with a small yet extraordinarily talented team of engineers to implement front-end technologies
• Develop new user-facing features using React.js & React Native (Mobile Experience)
• Work closely with the Design and Product teams to translate complex technical workflows into delightful user experiences
• Define how Fulfil builds user interfaces and ensure that we’re utilizing and keeping up with modern web standards
• Continually test, measure, and iterate on the results of your work in the spirit of continuous improvement
• Write clean, reusable, and well-tested front-end code
• Help to bridge the responsibilities of the Product and Engineering teams, spending time with both on the way to launching new products
• Architect efficient and reusable front-end abstractions and systems that drive complex web applications
• Build and contribute to open source projects
• Build reusable components and front-end libraries for future use
• Optimize components for maximum performance across a vast array of web-capable devices and browsers

Requirements

We’re Looking for Someone With:

• 5+ years of experience as an engineer
• Experience in building large-scale web applications in a fast-moving team environment
• A strong understanding of UX and UI design standards
• The perfectionist’s touch on a pragmatist’s deadline: you strive for pixel-perfection and intuitive functionality
• Strong proficiency in JavaScript (2-4 Years of experience), including DOM manipulation and the JavaScript object model
• Thorough understanding of React.js & React Native (Mobile Experience) and its core principles, with experience in popular React.js workflows (such as Flux or Redux) 
• Experience with common front-end development tools such as Babel, Webpack, NPM, etc
• The ability to bring any design to life with HTML and CSS, with cross browser compatibility and accessibility
• Smarts, humility, communication skills, and equal willingness to teach and learn
• Familiarity with RESTful and GraphQL APIs
• Knowledge of modern authorization mechanisms, such as JSON Web Token
• Experience in developing large client side JavaScript applications
• Familiarity with code versioning tools like GIT
• Experience with Javascript testing tools and test automation

Nice to Haves:

• Prior experience at a growth stage Internet/Software company
• Demonstrated work beyond the front-end, experienced in integrating with a wide array of back-end technologies and services (e.g. experience with Python, AngularJS)
• Experience developing large client-side applications and optimizing them for performance
• You can straddle client and server development, creating APIs that drive web apps
• You understand the intricacies of timezones
• Web optimization, performance tools, and load testing
• You maintain or contribute to an open-source project

➢    Expert in React JS with about 4 years of experience

➢    Experience in using libraries like D3, Material UI, style sheets and theme management

➢    Should be able to understand requirements & design, develop efficient React JS Code, should have used tools to automate the test and deployment to production

➢    Should have good knowledge on REST APIs, Error handling and writing Unit and Integration Tests

➢    Knowledge of Java is desirable

Responsibilities

➢    Understand the Visual Designs, Functional Requirements and come up with the design/components needed to build the user interface.

➢    Work with Visual Designers to understand the graphic design patterns, themes, and implement in a structured way in the product front end

➢    Work with server side microservices team to develop the JSON contracts

➢    Develop efficient React JS code to implement these requirements

➢    Automate the testing and deployment of these components to production

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.

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