Frontend Development Intern

Job Description

As a React Native Developer at Marmeto, you will play a critical role in building high-performance, cross-platform mobile applications for iOS and Android. You will collaborate with UX/UI designers, backend engineers, and product stakeholders to deliver intuitive and scalable mobile experiences. This role demands a developer with a deep understanding of mobile architecture, native modules, and modern development best practices.

Skills:

• Minimum 4 years of hands-on experience with React Native for Android and iOS development.
• Strong proficiency in JavaScript, TypeScript, and ES6+ features.
• Solid understanding of React Native architecture, including Hooks, Redux/MobX, and Context API.
• Experience with native module integration (Android/iOS) and third-party libraries.
• Proficient in using React Navigation, AsyncStorage, and mobile design patterns.
• Familiarity with debugging tools like Flipper, Chrome DevTools, and React Native Debugger.
• Experience in publishing apps to the App Store and Google Play.
• Good understanding of mobile performance optimization and memory management.
• Proficiency with version control systems like Git.

Roles & Responsibilities:

• Design, develop, and maintain cross-platform mobile applications using React Native.
• Collaborate with UI/UX designers to implement pixel-perfect interfaces and interactions.
• Work closely with backend teams to integrate APIs (REST/GraphQL) seamlessly.
• Write clean, modular, and scalable code following best practices and design patterns.
• Troubleshoot, debug, and optimize mobile apps for maximum performance.
• Stay updated on emerging trends in mobile development and bring innovation into the team.

Requirements

Mandatory

• Should have built solutions/applications end-to-end, not just contributed as part of a larger team.
• Should envision continuing in a deep mobile development role 5+ years down the line.
• Strong command over JavaScript, TypeScript, and React Native internals.
• Experience working with Redux, React Hooks, and lifecycle methods in mobile contexts.
• Deep understanding of platform-specific limitations, capabilities, and mobile UI/UX standards.

Essential

• Proficiency with Git and collaborative workflows (e.g., branching, PRs).
• Familiarity with CI/CD for mobile.
• Understanding of offline storage, background sync, and performance monitoring.

Good to Have

• Knowledge of native development (Swift/Kotlin) to bridge native modules when needed.
• Exposure to tools like Figma, Sketch, or Zeplin for design collaboration.
• Experience with e-commerce platforms like Shopify, BigCommerce, or similar.

We are looking for a React Native developer interested in building performant mobile apps on both the iOS and Android platforms. You will be responsible for architecting 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.

Responsibilities:

• 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

Qualification:

• Good knowledge about React/React Native
• Should be aware about state management library Redux
• Must have knowledge of es6+
• 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
• Good to have knowledge about writing test cases
• Good to have knowledge about typescript
• Preferred if there is at least one app on play store

About

Company is a platform of digital first health clinics owned and operated under one house, with each of them working together toward one mission: To help Indians lead a more fulfilling life surrounded by wellness and grace.

The business is creating a family of purposeful health platforms with personalized solutions for a particular problem in a niche segment. Each platform provides the essentials to enable an individual segment of people to lead a graceful life full of purpose and well being. You can check out the digital health clinic for men at manmatters.com and the digital health clinic for women at bebodywise.com

Role

As the lead for the frontend development team at this , you will be the sole owner of the entire FE development cycle for our consumer-facing web products in ReactJS. Also, you will be responsible for shaping up the entire system for scale and collaborating intensively with the backend and design teams to create the best consumer experiences. You would also need to control the mobile app development lifecycle on ReactNative.

Responsibilities

• Overlook development of all user-facing products in React
• Build reusable components and front-end libraries for future use
• Translate designs and wireframes into high quality code
• Optimize components for maximum performance across a vast array of web-capable devices and browsers
• Focus on code maintainability and performance of application
• Provide technical advice and assists in solving programming problems
• Use Server Side Rendering when applicable
• Enhance SEO, Analytics and overall frontend architecture for better performance

Requirements

• 4+ years of experience building frontend for consumer facing products
• 2+ years on ReactJS for consumer facing products
• 1+ years of Team Lead/Management experience
• Thorough understanding of architecting the frontend system with Server Side Rendering
• Good foundation in design and a knack for designing interactions and elegant interfaces
• Understands app development cycle
• Experience with NodeJS for Server Side Rendering/coordinating with the backend team for API requirements
• Must come up with caching solutions where required to speed up the website load speed and improve customer experience

Job description

The primary role of this position is to receive final product design from Figma and then create pixel perfect UI in React Native (iOS, Android & Web App). It is of highest priority that communication is clear and transparent. The successful candidate must have the ability to self-manage each task not requiring a large amount of detailed explanation to complete.

Responsibilities

• Build pixel-perfect, buttery smooth UIs across both mobile platforms and Web App.
• Leverage native APIs for deep integrations with both platforms and Web App.
• Maintain code and write automated tests to ensure the product is of the highest quality.

Skills

• Firm grasp of the JavaScript (and TypeScript) language and its nuances, including ES6+ syntax
• Knowledge of (functional or object-oriented) programming
• Ability to write well-documented, clean JavaScript code
• Fluent at working with third-party dependencies and debugging dependency conflicts
• Rock solid at working with third-party dependencies and debugging dependency conflicts
• Familiarity with native build tools, like XCode, Gradle (Android Studio, IntelliJ)
• Understanding of REST APIs, the document request model, and offline storage
• GraphQL
• BitRise, GutHub, BitBucket

Advantageous attributes 

Understanding of AWS environment, Node.js, and Microservices

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 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. 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 and React Native
• 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
• Create reliable and type-safe applications with Typescript
• 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

We’re Looking for Someone With:

• 5+ years of experience as a front end 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 and its core principles, with experience in popular React.js workflows
• Experience with common front-end development tools such as Babel, Webpack, NPM, etc
• Experience with popular testing frameworks, like Jest, Cypress, and Testing Library.
• 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

Brief Overview:

Through your work at Vauld, you will have the opportunity to change money for the 21st century. We’re a leading cryptocurrency platform and are passionate about increasing economic freedom around the world.

We are looking for a Lead frontend engineer who has hands-on experience with Angular/React in the front end responsibilities. You'll be involved with bringing features from idea to completion and mentoring an incredibly talented group of peers.

If you are looking for a challenging work environment where you can grow and deepen your technical skills as a frontend engineer and architect, we’d love to chat with you!

Key Responsibilities:

• Working with designers, product managers to collaboratively own the front-end layer for Vauld’s web and mobile applications.
• Architect, develop, maintain, and improve our front-end libraries.

Requirements:

• You have 5 years or more of front end development experience with expertise in designing and implementing high-performance web applications.
• You are aware of Javascript design patterns and can architect a fairly complex UI without feeling the need for a framework.
• You are capable of writing high-quality code that conforms to the standards and best practices in a particular language/framework.
• You have experience building a product using a mainstream library or framework.
• Experience in any of React/AngularJs/Vue js
• You have a deep understanding of javascript coding methodologies and can rightly judge/implement solutions to complex problems.
• You love to own end to end responsibility, starting from defining the problem statement (either yourself or alongside your peers), development (PoC if needed), testing, releasing in staging & then production environment, and finally monitoring.

Preferred:

• Previous work experience in product-based (B2B/B2C) startups and fintech firms.
• Experience working with Visualisation/graphs/gaming
• Experience building for mobile platforms
• Understands the cryptocurrency landscape

Working at Vauld:

You will join a fun and intellectually stimulating work environment. If you’re excited by the idea of making a real impact and joining a team where we pride ourselves on being disruptive and ambitious, a career with Vauld is perfect for you.

React Native / React JS Developer

We're looking for a React Native Developer to join our growing frontend team. As a React Developer, you will help develop the next generation of our apps using tools such as React.js, Redux, Enzyme, and Webpack. You should be familiar with React and its ecosystem. 

Responsibilities

- Actively aid the consulting team in different phases of the project including problem definition, effort estimation, diagnosis, solution generation, design develop and deployment.,

- Contribute to unit-level and organizational initiatives.,

- Adherence to the organizational guidelines and processes

- Design, build and maintain efficient, reusable, and reliable codes by setting expectations and features priorities throughout the development life cycle

Requirement

- 2+ years' experience working with a Javascript framework, React Native, ReactJS, Typescript, Node JS

- In-depth understanding of Javascript, the DOM, and relevant concepts

- Must have experience in Web services, Web API, REST services, HTML, CSS3

- Proficiency with browser-based debugging and performance testing

- Identify bottlenecks and bugs, and recommend system solutions by comparing advantages and disadvantages of custom development.

- Contributing to team meetings, troubleshooting development, and production problems across multiple environments and operating platforms.

JD:
Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model

Thorough understanding of React.js and its core principles

Experience with popular React.js workflows (such as Flux or Redux)

Familiarity with newer specifications of EcmaScript

Knowledge of isomorphic React is a plus

Familiarity with RESTful APIs

Knowledge of modern authorization mechanisms, such as JSON Web Token

Experience with common front-end development tools such as Babel, Webpack, NPM, etc.

Ability to understand business requirements and translate them into technical requirements

A knack for benchmarking and optimization

Familiarity with code versioning tools such as Git