React JS Developer- Chennai

Company Overview:

CashKaro is India’s #1 cashback platform, trusted by over 25 million users! We drive more sales for Amazon, Flipkart, Myntra, and Ajio than any other paid channel, including Google and Meta. Backed by legendary investor Ratan Tata and a recent $16 million boost from Affle, we’re on a rocket ship journey—already surpassing ₹300 crore in revenue and racing towards ₹500 crore.

EarnKaro, our influencer referral platform, is trusted by over 500,000 influencers and sends more traffic to leading online retailers than any other platform. Whether it’s micro-influencers or top-tier creators, they choose EarnKaro to monetize their networks. BankKaro, our latest venture, is rapidly becoming India’s go-to FinTech aggregator, similar to Paisabazaar.

Join our dynamic team and help shape the future of online shopping, influencer marketing, and financial technology in India!

Role Overview:

We are looking for an experienced React.js Developer with minimum 3-4 years of experience. You will be responsible for building and optimizing the front-end experience for CashKaro and EarnKaro. 

Key Responsibilities:

• Designing, developing, and implementing web applications using Next.js and related front-end technologies, such as React, HTML, CSS, and JavaScript.

• Collaborate with the design and backend teams to translate UI/UX designs into responsive and interactive web applications.

• Optimize applications for maximum speed and scalability.

• Ensure the technical feasibility of UI/UX designs.

• Conduct code reviews and ensure adherence to best practices in frontend development.

• Troubleshoot and debug issues to ensure a smooth user experience.

• Writing clean, maintainable, and well-structured code, adhering to best practices and industry standards for Next.js development.

• Performing thorough testing and debugging of Next.js applications to ensure optimal functionality, reliability, and security.

• Stay updated with the latest industry trends and technologies to ensure the continuous improvement of the development process.

Must-Have Skills:

1. Next.js & React.js Expertise:

   • Strong expertise in React.js, with 3-4 years of dedicated experience with strong understanding of their features and best practices

   • Proven experience in building web applications using Next.js and familiarity with React.js, as Next.js is built on top of it

   • Ability to build complex, reusable components that enhance user interaction.

   • Proficient in state management libraries like Redux or Context API.

   • Should be able to demonstrate exceptionally made sites  
     
     

2. Strong knowledge of JavaScript & ES6+ Knowledge:

   • Strong command over JavaScript, including ES6+ features such as arrow functions, destructuring, async/await, etc.
     
     

3. Knowledge of TypeScript for type-safe JavaScript development

   • Candidate should have a good knowledge of TypeScript

   • Should be currently using TypeScript in their FrontEnd Applications

   • Be able to talk about the advantages of TypeScript
     
     

4. Strong expertise in server-side rendering (SSR) and static site generation (SSG) to optimize performance

   • Should be able to talk about their experience in SSR and SSG
     
     

5. Excellent understanding of HTML5, CSS3, and pre-processing platforms like SASS or LESS

   • Strong knowledge of HTML5, CSS3, and JavaScript.

   • Experience with responsive design and optimizing applications for cross-browser compatibility.

   • Strong knowledge of SASS or LESS - pre-processing platforms
     
     

6. Knowledge of RESTful APIs and integrating frontend applications with backend services

   • Experience in working with RESTful APIs and handling asynchronous data fetching.
     
     

7. Solid understanding of web performance optimization techniques and TailwindCSS

   • Knowledge of how to optimize applications for scalability and performance (e.g., lazy loading, code splitting).

   • Knowledge of how to meet Google Page Load guidelines

   • Experience handling applications for high concurrency (500-5000 users for CK/EK).

   • Familiarity with tools like Google Lighthouse and GTmetrix for performance audits.
     
     

8. Familiar with testing frameworks and libraries. Such as Jest, or React Testing Library

   • Should have an understanding of Jest and React Testing Library - which is built on top on Jest
     
     

9. Continuous Learning and Upskilling:

   • Passionate about staying up-to-date with the latest industry trends, frameworks, and best practices.