React Js Developer at Corewave · Remote, Delhi · 1 - 3 years · ₹2.5L - ₹3.5L / yr · Bootstrapped · Remote friendly · Posted 29 Jun 2022

We are looking for a great JavaScript developer who is proficient with
React.js. Your primary focus will be on developing user interface components and implementing them following well-known React.js workflows (such as Flux or Redux). You will ensure that these components and the overall application are robust and easy
to maintain. You will coordinate with the rest of the team working on different layers of the infrastructure. Therefore, a commitment to collaborative problem solving, sophisticated design, and quality products are important.
Responsibilities:
● Developing new user-facing features using React.js
● 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 and Experience:
● 2-3 years Experienced
● 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
● Experience with data structure libraries (e.g., Immutable.js) -
● Knowledge of isomorphic React is a plus
● 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
● A knack for benchmarking and optimization
● Familiarity with code versioning tools (such as Git, SVN, and Mercurial)

About Corewave
About
Corewave Tech Pvt. Ltd. is a leading mobile app development company based in Delhi, India. We specialize in creating customized apps for Android, iOS, cross-platform, Flutter, and web platforms. Our team of experts has extensive experience in working with cutting-edge technologies such as AI, AR/VR, Blockchain, and hybrid cloud computing. We have successfully delivered bespoke app development solutions to a diverse range of industries including Healthcare, Education, Tour & Travel, On-demand services, Food delivery/restaurants, media & entertainment, E-Commerce, Astrology, Service industry, and more.
Connect with the team
Similar jobs (10)
📍 Position : Lead Angular Developer
📅 Experience : 7 to 12 years
🧑💼 Open Positions : 2
📍 Work Location : Bangalore, Pune, Chennai
🏢 Work Mode : Hybrid – 3 days/week in-office
📅 Notice Period : Immediate to 15 days preferred
🔧 Key Responsibilities :
- Lead the design, development, and optimization of responsive and scalable web applications.
- Collaborate closely with UI/UX designers to translate wireframes into high-quality code.
- Drive component-based architecture using modern Angular frameworks.
- Develop reusable, testable, and efficient frontend components using Angular (v2+), JavaScript/ES6, and HTML5/CSS3.
- Ensure seamless integration with APIs, services, and backend systems.
- Conduct thorough unit testing and support integration testing using tools like Jasmine, Karma, Cypress, or similar.
- Promote coding best practices, maintain code quality, and align with SOLID principles and modern design patterns.
- Participate in pair programming, Agile, and Extreme Programming (XP) practices.
🛠️ Must-Have Technical Skills :
- Expertise in Angular (latest versions) and core JavaScript/ES6
- Working knowledge of ReactJS (preferred)
- Strong understanding of HTML5, CSS3, and responsive design techniques
- Familiarity with design tools : Figma, Adobe XD, InVision, Sketch
- Performance optimization for web apps and knowledge of deployment to various web servers
- Testing frameworks : Jasmine, Karma, Cypress, or similar
🎯 Ideal Candidate Profile :
- Currently working as an Individual Contributor in a product-based company
- Proven expertise in leading frontend modules or small teams
- Ability to build user interfaces that are beautiful, functional, and intuitive
- Passionate about clean code and frontend craftsmanship
- Strong communicator and a natural collaborator
🧪 Interview Process :
- Round 1 : Technical pairing assessment
- Round 2 : Technical round with panel
- Round 3 : HR discussion
- Develop new user-facing features
- Build reusable code and libraries for future use
- Ensure the technical feasibility of UI/UX designs
- Optimize application for maximum speed and scalability
- Assure that all user input is validated before submitting to the back-end
- Collaborate with other team members.
Skills And Qualifications :
- Proficient understanding of web markup, including HTML5, CSS3, Bootstrap, Flexbox.
- Proficient understanding of advanced JavaScript libraries and frameworks, such as ReactJS
- Good understanding of asynchronous request handling, partial page updates, and AJAX framework.
- Basic understanding of server-side CSS pre-processing platforms, such as LESS and SASS.
- Proficient understanding of cross-browser compatibility issues and ways to work around them.
- Proficient understanding of code versioning tools, such as Git, Github
•Design, code, document, and test software in React & Redux/ JavaScript/Node.js, HTML, and
CSS /PHP.
• Demonstrate expertise in software design patterns, with a passion for developing clean and
reusable code.
• Show thought leadership by mentoring and assisting tech/non-tech staff within the Namshi
Group.
• Take ownership of software development aspects, such as architectural discussions, sprint
planning, quality of
product and code, and user experience.
• Collaborate with other talented engineers spread across a multitude of tech teams.
• Demonstrate expertise in software design patterns, with a passion for developing clean and reusable
code
•Strong Computer Science fundamentals like Data Structures, Algorithms, Time Complexity, and
others
• High level understanding of system design and DB design
About the job:
It’s not just a job but an opportunity to grow.
We are looking for frontend engineers to join our team where their responsibility will be to build, evolve and maintain user interfaces in a highly technical and rewarding environment.
We're Looking For Someone Who:
- Has a thorough understanding of modern JavaScript.
- Has strong experience and knowledge of React.js
- Has good experience with HTML/CSS
- Has working experience with Typescript
- Is independent, curious and smart.
- Loves building beautiful, reusable interfaces and learning new skills, languages, and frameworks
- Likes being part of a healthy team with fun people working on worthy challenges
To us, it doesn’t matter if you’re not highly proficient in all of the requirements. If you’re good at React with experience in JS, an unwavering learning attitude, a problem-solving mind, and an eye towards a higher career trajectory then we’ll be delighted to have you.
We will ensure that you have all the necessary tools and knowledge to work with the clients. And for this, we will provide the necessary tools to succeed with us and move forward leaps and bounds in your career.
Requirements:
- React.js: 2+ years of experience
- React Hooks: 2+ years of experience
- Javascript: 2+ years of experience (ES6+ recommended)
- HTML/CSS: 1+ years of experience(Knows ins/outs of CSS with responsive approach)
- GIT
- Redux
Nice to have:
- Node.js
- Material UI
- Mongo/SQL
● Participate in requirements analysis
● Building interactive consumer data from multiple systems and REST fully abstract to the UI through a Node.js backend
● Ensure the best possible performance, quality, and responsiveness of applications
● Test Driven Development
● Address and improve any technical issue.
● Support the implementation of developed software solutions
Skills required:
● Strong understanding of object-oriented programming
● Knowledge of NodeJS, ExpressJS
● React.js/ Next.js / Node.js / Mongo DB
● Javascript, Jquery, HTML, CSS, Bootstrap
● Understanding of Agile methodologies
● Hands-on experience with JavaScript Development on both client and server-side
● Proficient understanding of code versioning tools.
Good to have:
● AWS and/or Azure Services
● Git Setup
● Experience with cloud technologies
● Familiar with various design and architectural patterns
Job Description:
Design skills
Strong working knowledge on various design patterns such as MVC, MVVM, DDD and any custom/hybrid framework as designed by the Architects.
Strong uderstanding in building Single Page Application
Process skills
Built application leveraging Agile DevOps principles and Azure DevOps toolset as part of SCRUM team
Technical skills
- Strong coding and work experience in Front End coding using Angular 8, BackBone, Bootstrap.
- Should have experience on 3rd party tools like PDF.Js (Generate PDF), SheetJS (Export Excel sheet), HighCharts or CharJS (Generate Charts and Graph).
- Should have good understanding of web servers such as IIS and Front-end runtimes using Node.js/NPM.
- Strong debugging skills using browser based Front end application written in Angular 8
- Strong knowledge and understanding of data sharing medium using JSON, XML.
- Should have used IDE such as Visual Studio and Visual Studio Code for Front-end development.
- Create Unit test cases using Jasmine and have all critical flows covered.
- Understanding of MS Build and MS Test as part of Azure DevOps pipelines
- Ability to triage defects in QA, UAT and Production and provide fix with quick turn around time.
Mandatory skills
- 5+ years of building SPA web solutions using Angular 8 , BackBone, Bootstrap
- 5+ years building HTML5 complaint pages
- 3+ years of experience using TypeScript
- 3+ years of writing automated testing using Jamine or others
- 3+ years of using TFS for Build and automated testing
- 1+ years of experience using Security Assessment Tool like Fortify 360 or IBM APP Scan
- 1+ years of experience using code quality assessment tool like SonarQube
- 1+ years of experience using API Management tool like Swagger
- 1+ years of experience on APM tools like DynaTrace
- 1+ years leveraging Azure DevOps
- Understanding of cloud based deployment using containers is plus
- Understanding of JS frameworks like Vue or React is plus
2. RxJs expert
3. Redux
4. Vanilla JavaScript, Object Orientated JavaScript
5. Frontend design patterns
6. Should know Angular Migration strategies
7. Knowledge about frontend architecture types
People who know React and are willing to learn Angular will be rejected.
Responsibilities (KRA):
- Create Angular components with proper standards of the Angular.
- Create the applications with responsiveness and cross browser compatibility.
- Optimizing the performance on the browser by using the webpack custom confi
- Integrate with REST APIs built with modern authorization mechanisms such as JSON Web Token.
- Create test cases for each component by using any one of the testing library support provided in Angular.
- Ability to debug the Angular code in the browser to rectify the issues.
- Exposure to Progressive Web Apps (PWA) will be preferred.
- Exposure to latest technology trends and passion to grow is must
- Exposure to Insurance domain in past will be preferred
Required skills/Experience:
- Angular 6+, Redux, JavaScript
- Node/NPM
- GIT
- JIRA
- REST API, JSON
- Unit Test Cases - Jest/Enzyme/Mocha/Jasmine
- Visual Studio Code
- UI Library: Bootstrap / ng-zorro / Angular CDK Tomcat








