. 3.5+ years of work experience on React.JS framework
· Has expertise in following front- end optimization techniques:
· Lazy Loading
· Asynchronous Module Definition
· Image Compression and Minification
· Other front-end tooling using Grunt / Webpack and NPM
· Familiarity with NodeJS, Jasmine / Karma and other unit testing frameworks
· Foundation data structure – Arrays, dictionaries, sets and lists
· Proficient in evaluating front end performance and measure accordingly
· Strong appetite to learn industry trends and new & emerging technologies

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Required Skills
● Thorough understanding of JavaScript, its quirks, and workarounds.
● Excellence in at least one Javascript framework like Angular 4+ (preferred), React.
● Good understanding of asynchronous request handling, partial page updates, lazy
loading, dom optimizations, and AJAX.
● Good understanding of decoupled architecture and single-page applications
● Diligence for coding standards
● Must be good with git and git workflow
● Experience with web engagement tools like mix-panel or amplitude is a plus.
● Basic understanding of web markup, including HTML5 and CSS3
● Understanding of server-side CSS pre-processing platforms, such as LESS and SASS
● Understanding of build tools like grunt/gulp / webpack
● The person would be a part of the product engineering team and would be responsible
for creating high-performance applications with loads of data and intuitive interfaces.
We are looking for a Front end Engineer with at least 1 year of experience. with a fast-moving organisation based out of Mumbai, India.
Skills Required:-
- java script
- React
- React native
- Knowledge of Angular, HTML/CSS3 is a plus
Roles and Responsibilities:-
- Develop new user-facing features.
- Defining Architecture & Flow for the enterprise-level project
- Writing reusable code and libraries for future use.
- Ability to write clean code with proper comments
- Ensure the technical feasibility of UI/UX designs.
- Optimise application for maximum speed and scalability.
- Integrating API's
- Excellent Debugging Skills
- Great Problem-Solving Skills
- knowledge of best practices in javascript framework and the ability to implement it
- Helping others if they got stuck with any problem
- 2+ years of experience as a react/react-native developer
- Must have skills: ReactJS
- Deep understanding of javascript, typescript and react
- Familiarity with multiple state management techniques
- Knowledgeable about design patterns and their utility in day to day problems
- Worked on and shipped large scale react/react-native applications
- Great product sense; you care about usability and good design
- Strong communication skills
- Bonus if you have worked on Android/iOS apps or nodejs backend.
Roles & Responsibilities
- Work collaboratively with everyone in the team to deliver best in class user experience
- Write well-crafted, well-tested, readable, maintainable code in typescript and react-native
- Implement pixel perfect designs with advanced interactions, which are a joy to use
- Implement unit and UI automation tests
- Own a feature end to end and ensure its usability
- Continuously discover, evaluate and implement new technologies to enhance user experience
- Support other developers on the team with code reviews, design feedback, and other advice and guidance
Strong Angular experience.
• Proficiency with Javascript/Typescript and HTML5, Bootstrap, CSS5/SCSS
• Knowledge on Jquery
• Experience on building the rich user interface.
• Translate UI/UX design wireframes to code
• Develop user interfaces for modern rich internet applications with the latest front end technologies
• (Good to have) Experience on creating the animation effects with the latest front end technologies.
We are looking for an Angular Developer to join our awesome team and deliver a streamlined user experience. We want a team member who strives to develop a first class codebase using Angular best practices. As an Angular 6/7/8 Developer, you will implement a complete user interface in the form of a mobile and desktop web app.
AngularJS Developer duties and responsibilities:
- Develop User interfaces for Modern Rich Internet Applications with the latest Front End Technologies
- Perform product analysis and development tasks of increasingly complex nature which may require extensive research and analysis.
- Writing tested and documented JavaScript, HTML and CSS
- Make design and technical decisions for Angular projects.
- Develop application code and unit test in the Angular, Rest Web Services and Java technologies for the Application Development Center.
- Ensuring high performance
AngularJS Developer requirements and qualifications:
- Up to 3 years Experience with Angular 6/7/8.
- Strong expertise with HTML, CSS, and writing cross-browser compatible code.
- Good understanding of AJAX and JavaScript Dom manipulation Techniques
- Experience with RESTful services
- Experience in JavaScript build tools like grunt or gulp
- Expert in any one of the modern JavaScript MV-VM/MVC frameworks (Angular, JQuery, NodeJS, GruntJS)
- Familiar with testing frameworks (Ex. Jasmine)
- Test runner framework (Ex. Karma)
- Hand on and implements complex Angular applications, directives, controllers, services
- Critical thinker and problem-solving skills
- Team player
- Good time-management skills
- Great interpersonal and communication skills
Pre-requisites:
- Excellent English communication skills
- Should be willing to run that extra mile for the role
- A positive approach with a go-getter attitude.
- Excellent team player
Job Requirements:
Strong experience in JavaScript (ES5), Object-oriented JavaScript and ES2015 concepts.* Experience in ReactJS with good understanding of React Lifecycle methods, component-based design and flux pattern.
* Experience in CSS frameworks (Bootstrap/Material Design/Foundation)
* Experience in unit testing frameworks (Jasmine/Mocha/Jest)
* Experience in module bundler or task manager (Webpack/System.js/Gulp/Grunt)
* Experience in web application profiling using tools such as Chrome DevTools
* Additional skills: Knowledge of ESB, NoSQL databases (Hadoop/Cassandra/MongoDB), experience with mobile, SaaS and cloud-based development.
* Ability to explore and grasp new technologies.
•Able to work with creating complex logics for the manipulation of DOM as well for binding.
•Should know how to work with HTTP calls in Angular.
•Experience working with Micro frontend angular applications is added advantage
•Should be able to get a fast grip of the requirements and must be able to create the UI/UX accordingly.
•Collaborating techniques with back-end developers as well the client users is a must.
•Should be very familiar with versioning systems such as git or Azure DevOps
•Should be efficient in writing CSS styling.
•Good to have knowledge of CSS styling, agile methodology.
We do have opening with our company Crownstack Technologies for React.Js Developer. Interested candidate can share their CV.
About us
Crownstack is a premium organisation that specializes in providing innovative digital technology solutions to various enterprises including startups, small and medium-sized businesses and Fortune 500 companies across the globe. Our services include, but are not limited to, UI design, mobile app and web development, Cloud computing, data analytics, and Dev Ops. We take pride in our ingenious, meticulous, and skilled workforce who aim to deliver sustainable and cutting-edge business and technology solutions to all our clients. ★ 100+ Successful Apps Delivered | ★ Enterprise and Startup Clients | ★ Scalable Products | ★ MEAN Stack | ★ Python, pHp, NodeJs | ★ Agile Development | ★ Best UI/UX Award
Job Description
Crownstack is looking for ReactJs Developers to join our team and deliver a streamlined user experience. We want a team member who strives to develop a first-class codebase using ReactJs best practices. As a React Developer, you will implement a complete user interface across our mobile and desktop web interfaces.
Requirements
Job Location: Gurgaon/Noida
Experience: 2+ years
Roles and Responsibilities
- Develop user interfaces with the latest frontend technologies
- Research, analyze, and develop product features of increasingly complex nature
- Code tested and documented JavaScript, HTML, PUG and CSS
- Make design and technical decisions for ReactJs projects.
- Develop application code and unit testing in the ReactJs with REST APIs
- Ensure high performance of all systems developed
Skills and Qualifications
- 2+ years experience with ReactJs
- Strong expertise with HTML, CSS, and writing cross-browser compatible code.
- Experienced in Typescript is a plus
- Familiarity with testing frameworks (Ex. Enzyme)
- Experience in building highly reusable and decoupled components
- Experience in State management Libraries like Redux, mobx
- Critical thinking and problem-solving skills
- Good time-management skills
- Great interpersonal and communication skills
Design, build and Maintain advanced applications for the Android/iOS platform using Angular 6+
Strong Exp with Angular 6+
Demonstrated expertise with HTML5, CSS3 & Responsive Web Design, jQuery or jQueryMobile and consuming REST APIs.
Highly skilled Javascript developer using backbone, angular or similar frameworks
Exp with node js, NoSql databases.
Published atleast 2 apps in Google play store and Apple app store.
Functional Area:IT Software - Application Programming , Maintenance
Location : Andheri West, Mumbai










