Senior React 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.

Core responsibilities

•      Collaborate with product teams to more accurately define new features

•      Collaborate with UX in the building of a design system/component library

•      Ensure high performance of all systems developed

•      Aware of the relationship between development and business with a strong sense of ownership

•      Employ the latest techniques such as agile software development

•      Good knowledge of highly scalable server-side development

•      Basic working knowledge of Unix/Linux

•      Excellent problem solving and coding skills in Javascript/Angular

•      Strong interpersonal, communication and analytical skills

•      Should have the ability to express their design ideas and thoughts

Job Brief

•      JavaScript and angular expertise

•      Experience with libraries such as bootstrap, Ag-grid, formly, observables, and ngrx

•      You enjoy working with new technologies, and are curious and energetic

•      Experience working with REST APIs

•       Good understanding about authentication and security

•      Create and maintain various unit and integration tests

•      You enjoy working in a creative and agile environment that moves fast

•      Ability and interest in providing mentorship to junior members of the team

•      Write high quality code and Conduct code reviews

•      Being resourceful and detail-oriented, along with being an outside the box thinker!

•      Experience being a great team player, who work collaborative, and brings a positive attitude

Company Profile:

Website : www.wissen.com

Wissen Thought leadership : https://www.wissen.com/articles/

https://www.youtube.com/watch?v=H_rLmHvlOKg

Employee Speak: https://www.ambitionbox.com/overview/wissen-technology-overview

LinkedIn: https://www.linkedin.com/company/wissen-technology

Wissen | Driving Digital Transformation

A technology consultancy that drives digital innovation by connecting strategy and execution, helping global clients to strengthen their core technology.

About Memorres Digital:

We are happy to introduce ourselves as a "People's Company" by which we value our team and customer as a high priority. With a dedicated team working for different industries to add "Digital Happiness" to all your "Digital needs". The exciting part of joining our organization is here for you, Once you complete a career span of 1 year and above in our company based on your performance, you will get an opportunity to work in our onshore office in "Australia".

Job brief:

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.

Mandatory Techonlogies : Javascript, Typescript, React, HTML, CSS,

Libraries/Framework : Next js, Material UI, Styled Components, Redux, REST API and Headless Experience

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 the 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

Requirements and skills:

• Proven work experience as a Front-end developer
• 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

• Designing and developing interactively Adapting / Responsive web applications using best practices on ReactJs and the latest front-end technologies.

• Writing tested, idiomatic, and documented JavaScript, HTML and CSS, LESS / SASS.

• Cooperating with the back-end developer in the process of building the RESTful APIs.

• Participate in complex technical and design decisions for ReactJs projects.

• Ensuring high performance of applications (on mobile and desktop) and providing support.

• Work closely with design teams, development teams and testing teams.

• Coordinate team deliverables assuring Quality and Completeness.

• Unit Testing.

Technical Skills:

• Highly Skilled with proven experience in React 16+ and its State Management tools like Redux, styling framework like Material UI.

• Proficient in CSS, LESS / SASS, Semantic HTML, and writing cross-browser compatible code.

• Extensive experience using JavaScript/ Typescript, HTML5, CSS/CSS3, LESS/SASS, Bootstrap, AJAX, JSON, Gulp, Grunt etc.

• Good Knowledge in Rest APIs/ GraphQL.

• Experience in tools such as GIT / SourceTree / Bit Bucket, JIRA, Confluence, etc.

• Should have understanding of the agile methodology

• User should have basic knowledge on tools like Figma / Adobe XD and photoshop etc.

Nice to have:

• Nice to have knowledge in Angular, NextJs.

• Nice to have knowledge in Progressive Web Application (PWA), Service Worker and Web Worker, etc.

• Best practices for Website Accessibility (WCAG)

Personal Traits:

• Strong Verbal and Written communication skills, such as meeting facilitation, presentation and documentation

• Work day-to-day with development team, QA testing team, providing expert support to each as needed and appropriate.

• Lead and Coordination experience with critical thinker and good problem-solver.

Education Qualification

• UG: B. Tech / B.E. – Computers OR PG: MCA / M. Tech

Looking for Senior Front End React JS Developer responsible for development and maintenance of complex business system. Passionate to be part of young and fast paced growing high-end Tech start up

Roles and Responsibilities:

• Meeting with the development team to discuss user interface ideas and applications.
• Reviewing application requirements and interface designs.
• Identifying web-based user interactions.
• Developing and implementing highly responsive user interface components using React concepts.
• Writing application interface codes using JavaScript following React.js workflows.
• Troubleshooting interface software and debugging application codes.
• Developing and implementing front-end architecture to support user interface concepts.
• Monitoring and improving front-end performance.
• Documenting application changes and developing updates.

Behavior:

• Takes ownership in leading the work & result oriented to see through delivery commitment
• Innovation / Continuous improvement
• Teamwork & Collaboration
• Positive attitude & Role Model
• Customer Focus
• Effective Communication
• Establish guidelines/best practices
• Stake holder management

Qualifications:

• B.Tech/M.Tech/MCA/Msc. (Computers)
• 3+ years relevant experience

Technical Skills:

• Experience developing front end web applications using React.JS
• Experience working with React.JS components
• Hands-on experience with state management using Redux.
• Experience building responsive web applications
• Tech skills - JavaScript, jQuery, CSS3, HTML5, Bootstrap
• Comfortable with integrating RESTful APIs.
• Experience solving cross browser compatibility issues
• Knowledge of good design practices and website architecture
• Very strong quantitative and analytical skills
• Experience with Native iOS and Android app development a plus
• Knowledge of ASP.NET MVC would be nice

Jivox is transforming the way the world experiences digital marketing. We connect brands with their audiences in the most personalized way: using big data, AI/machine learning, Dynamic Creative Optimization (DCO), customer journey optimization, and identity technologies to deliver omni-channel precision marketing.

https://www.jivox.com/creative-advertising-technologies-forrester/">Recognized as a leader in creative advertising technologies by Forrester Research, Jivox delivers 1:1 messaging throughout the customer journey, seamlessly linking paid and owned media. Our portfolio of global clients includes the likes of Marriott, Mazda, Unilever, Nestle, IBM, Vodafone, and Heineken. 

POWERFUL DYNAMIC CREATIVE PERSONALIZATION PLATFORM

Jivox has offices in San Mateo, Bangalore, New York, London, and Singapore.

• Own and drive business features into tech requirements

• Work closely with Product Managers, Customers to align technology choices with business requirements

• Design and build rich interactive application to be used by leading media companies
• Optimize our algorithms and API so that the we will be able to return information fast (and we mean really fast...and for a large numbers of users) 
• Build eye catching tools that will provide useful content and consumer delight 
• Quickly create quality prototypes
• Staying updated on emerging technologies
• Evangelist for high quality products and driver of best practices towards the same
• Mentor and develop junior developers in the team

• 7+ years of Frontend Development experience
• Expert in React or similar frameworks
• Strong proficiency in JavaScript, HTML and CSS
• Expert in translating designs and wireframes into high quality code
• Proven experience in building high performance web application
• Prior experience working with test-driven development and continuous integration
• Prior experience working with microservices
• Prior experience in an Agile environment on a Scrum team
• Experience on one of AWS, Azure or GCP

• You have excellent and effective communication and collaborative skills
• You love problem solving
• You stay up to date with the latest technologies and then apply them in real life
• Interest and ability to influence all areas of software development from software best practices, CI, CD, Sustainability, documentation etc
• Eagerness to mentor the team and be a go-to technology leader
• You love paying attention to detail
• You thrive in meeting tight deadlines and prioritising workloads
• Ability to collaborate across multiple functions

Bachelor’s degree in Engineering or equivalent experience within the field. 

Responsibilities-

• Developing new user-facing features using React.js, HTML5, CSS3
• Building reusable components and front-end libraries for future use
• Translating designs and wireframes into high quality code
• Optimizing components for maximum performance across a vast array of web-capable devices and browsers

skills-

• Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
• Good understanding of HTML5, CSS3 concepts
• 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
• Experience with data structure libraries (e.g., Immutable.js)
• Familiarity with RESTful APIs
• Knowledge of modern authorization mechanisms, such as JSON Web Token
• Familiarity with modern front-end build pipelines and tools
• Experience with common front-end development tools such as Babel, Webpack, NPM, etc.
• Ability to understand business requirements and translate them into technical requirements.