Front End Developer

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.

What you need to have:

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

What you need to have:

We Anju Siima Technologies Private Limited are looking for a Flutter developer who is proficient with dart programming language. Your primary focus will be on developing user interface components and implement them following well known Flutter workflows.

Responsibilities:

• Develop new user interfacing features using Dart / Flutter framework
• Building reusable widget components and front-end libraries/packages for future use
• Maintain existing codebase on repositories
• Translate design and wireframes into high quality code
• Optimising widget components for maximum performance across mobile devices
• Stay updated with emerging technologies and implementing them into the current code base.
•  

Skills:

• Strong skills in Dart & Flutter
• Experience with understanding of Mobile Application Development Lifecycle
• Familiarity with third party libraries and its integration
• Experience with GIT
• Familiarity with RESTful API’s
•  

Responsibilities:

• Build the foundation of our supply side (enterprise) product from scratch. Maintain high standards of pixel perfect Ui’s and efficient User Experiences. 
• Our Supply Side ecosystem involves a plethora of products such as Catalog Management, Analytics Dashboard, Orders Processing, Finance Reconciliation, Notification centres etc. Develop a deep understanding of the mentioned use cases and build the systems for scale.
• Coordinate with Product managers, Product Designers & Backend Developers and outline sprints and tasks on a weekly basis.
• Conduct Comprehensive Unit tests before passing features to QAs. This requires a good top level understanding of backend infrastructure.
• Maintain High level of Code Quality and constantly optimize for performance and user experience.
• Be Collaborative. Self reliant and always keep pushing the limits of your knowledge.

Job Role:  Senior Software Developer (React native/React js)

Required Skills

• React Native minimum experience should be 3 YRS.
• 2+ years of experience in javascript. 
• Minimum 2 years of experience in Typescript and ReactJs. 
• React-native components Knowledge and Redux. 
• Design Layout knowledge 
• Good communication