Payment System Design Using React From High Level Concepts to Low Level Implementation
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Payment System Design
Using React

From High Level Concepts to Low Level Implementation

Break down how real world payment systems are built, from UI to transaction flow, using React and industry best practices, so you can build your own scalable applications.

09th May , 2026

5:00 - 7:00 PM (IST)

*Limited Slots Available

Mr. Karthik Kaliyaperumal

Lead Software Engineer, Freshworks

Payment System Design Using React

From High Level Concepts to Low Level Implementation

Break down how real world payment systems are built, from UI to transaction flow, using React and industry best practices, so you can build your own scalable applications.

Mr. Karthik Kaliyaperumal

Lead Software Engineer, Freshworks

19th September, 2025

7:00 PM (IST)

09.05.2026

5 - 7 PM (IST)

Join for free

Limited slots available!

Perks of Attending This Free Masterclass

Individual Certifications

Total Learners

Total Mentors

Total Learners

Real-World Project Exposure

Get a clear understanding of how modern payment applications are built, inspired by real industry use cases.

Individual Certifications

Industry-Level Development Approach

Learn how experienced engineers think, structure, and approach building scalable frontend applications.

Individual Certifications

Total Learners

Total Mentors

Total Learners

Demystifying Payment Systems

Simplify complex concepts like transaction flows, data handling, and application logic in an easy-to-follow format.

Individual Certifications

Total Learners

Total Mentors

Total Learners

Practical Insights from an Experienced Engineer

Gain actionable insights into how real-world applications are designed and built in production environments.

Individual Certifications

Total Learners

Total Mentors

Total Learners

Live Q&A With Our Expert

Get your questions answered live and gain clarity on real-world development and frontend engineering paths.

Perks of Attending This Free Masterclass

Real-World Project Exposure

Get a clear understanding of how modern payment applications are built, inspired by real industry use cases.

Industry-Level Development Approach

Learn how experienced engineers think, structure, and approach building scalable frontend applications.

Demystifying Payment Systems

Simplify complex concepts like transaction flows, data handling, and application logic in an easy-to-follow format.

Practical Insights from an Experienced Engineer

Gain actionable insights into how real-world applications are designed and built in production environments.

Live Q&A With Our Expert

Get your questions answered live and gain clarity on real-world development and frontend engineering paths.

Register Now for Free !

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Why Should You Attend this Masterclass?

Build a Real-World Payment System Understanding

Gain a clear understanding of how a complete payment application is structured, from UI to transaction flow.

Learn How Frontend Systems Work in Production

Understand how modern React applications are designed to handle real-world use cases and dynamic data.

Learn from an Experienced Engineer

Get practical insights into how real applications are approached, designed, and built in production environments.

Think Like an SDE While Building Applications

Understand how engineers approach problem solving, handle edge cases, and build scalable frontend system

Exclusive Benefits for Attendees

Certificate of Participation

Receive an official certificate to showcase your participation and strengthen your learning profile.

Curated Learning Resources

Get access to handpicked resources and guides to deepen your understanding of React and frontend development.

Surprise Bonus

Attend the session and unlock an exclusive bonus.

Hear It From Our Learners

"You will be lucky to find quality courses on HCL GUVI. I must say that I was really lucky to get courses at such a low and discounted price. I got more than 9 hours of video and around 20 more resources to gain knowledge of programming. HCL GUVI provides a wide variety of courses both technical and non-technical. I suggest HCL GUVI is the best choice."

Midhun Devasia

"What makes HCL GUVI different is that it provides vernacular courses which make it easy to understand & practice platforms like CodeKata & WebKata, all these helped me improve my practical programming skills in the front end, back end. I highly recommend it if you want to get started with something new."

Arjun Govindan

"I have opted for a combo-course that starts with the basics of the popular technologies and made me a pro in its domain... Codekata is very damn helpful to crack placements because it improved my efficiency in coding... we just need to be persistent and that’s all it takes. I am very happy to encounter HCL GUVI!"

Pranav Mahadeokar

Who Can Attend This Session?

Aspiring Frontend Developers

Interested in building real-world applications? Learn how modern frontend systems are structured and implemented using React.

Recent Graduates

Looking to strengthen your fundamentals and understand how real applications work beyond theory? This session will give you practical clarity.

Working Professionals

Want to deepen your frontend knowledge or move into product-based development? Learn how real-world applications are designed and built.

Career Switchers & Tech Enthusiasts

Exploring frontend development or React? Get a clear understanding of how applications are built and how systems function in real scenarios.

Individual Certifications

Total Learners

Total Mentors

Total Learners

Individual Certifications

Total Learners

Total Mentors

Total Learners

Aspiring Frontend Developers

Interested in building real-world applications? Learn how modern frontend systems are structured and implemented using React.

Individual Certifications

Total Learners

Total Mentors

Total Learners

Recent Graduates

Looking to strengthen your fundamentals and understand how real applications work beyond theory? This session will give you practical clarity.

Individual Certifications

Total Learners

Total Mentors

Total Learners

Working Professionals

Want to deepen your frontend knowledge or move into product-based development? Learn how real-world applications are designed and built.

Individual Certifications

Total Learners

Total Mentors

Total Learners

Career Switchers & Tech Enthusiasts

Exploring frontend development or React? Get a clear understanding of how applications are built and how systems function in real scenarios.

Hear It From Our Learners

"You will be lucky to find quality courses on HCL GUVI. I must say that I was really lucky to get courses at such a low and discounted price. I got more than 9 hours of video and around 20 more resources to gain knowledge of programming. HCL GUVI provides a wide variety of courses both technical and non-technical. I suggest HCL GUVI is the best choice."

Midhun Devasia

"What makes HCL GUVI different is that it provides vernacular courses which make it easy to understand & practice platforms like CodeKata & WebKata, all these helped me improve my practical programming skills in the front end, back end. I highly recommend it if you want to get started with something new."

Arjun Govindan

"I have opted for a combo-course that starts with the basics of the popular technologies and made me a pro in its domain... Codekata is very damn helpful to crack placements because it improved my efficiency in coding... we just need to be persistent and that’s all it takes. I am very happy to encounter HCL GUVI!"

Pranav Mahadeokar

What Will You Learn in This Session?

Structuring a Payment Application in React

Understand how to break down a real-world application into components and design a clean frontend architecture.

Designing the User Interface for Payment Flows

Learn how to structure and manage UI for seamless user interactions in a payment system.

Understanding End-to-End Transaction Flow

See how payments move through the system, from user action to transaction completion.

Managing State and Dynamic Data

Learn how to handle data flow, state updates, and real-time interactions in a React application.

Handling Real-World Scenarios and Edge Cases

Understand how to manage errors, validations, and edge cases in a payment workflow.

Building Like an Industry-Level Developer

Learn how engineers approach problem solving, structure logic, and build scalable frontend systems.

Meet Your Mentor

Mr. Karthik Kaliyaperumal

Lead Software Engineer, Freshworks

Hi, I’m Karthik Kaliyaperumal, a Lead Software Engineer with experience in building scalable applications across frontend and backend systems.

With hands-on experience in technologies like React, Java, and system design, I’ve worked on building and maintaining real-world applications used at scale.

In this masterclass, I’ll walk you through how a payment platform is designed and built, breaking down both the frontend structure and transaction flow step by step.

Join me live as we build, break down, and understand how modern applications come together.

Why HCL-GUVI?

We are India’s leading EdTech Startup incubated by IIT-M & IIM-A, providing highly effective & finest learning solutions through a vernacular approach to more than 3.5+ million learners worldwide. Through our brand partnerships with Google for Education, UiPath, and IIT-M CCE. We aim to deliver a world-class learning experience through Self-paced Tech Courses in native languages & Zen Class-Career Programs with expert job placement support to our learners.

Awards & Recognitions

MOST TRUSTED VERNACULAR EDTECH BRAND 

Awarded by ZEE Digital during ZEE National Achievers Awards 2022.

AI-FOR-INDIA GUINNESS WORLD RECORDS   

Broke the Record for most users taking an online computer programming lesson in 24 Hrs.

BEST ONLINE PERSONALIZED LEARNING PROGRAMS

Awarded by ENTREPRENEUR INDIA for having the best online personalized learning programs.

Meet your Mentor

Mr. Karthik Kaliyaperumal

Lead Software Engineer, Freshworks

Hi, I’m Karthik Kaliyaperumal, a Lead Software Engineer with experience in building scalable applications across frontend and backend systems.

With hands-on experience in technologies like React, Java, and system design, I’ve worked on building and maintaining real-world applications used at scale.

In this masterclass, I’ll walk you through how a payment platform is designed and built, breaking down both the frontend structure and transaction flow step by step.

Join me live as we build, break down, and understand how modern applications come together.

Why HCL-GUVI?

We are India’s leading EdTech Startup incubated by IIT-M & IIM-A, providing highly effective & finest learning solutions through a vernacular approach to more than 3.5+ million learners worldwide. Through our brand partnerships with Google for Education, UiPath, and IIT-M CCE. We aim to deliver a world-class learning experience through Self-paced Tech Courses in native languages & Zen Class-Career Programs with expert job placement support to our learners.

MOST TRUSTED VERNACULAR EDTECH BRAND 

Awarded by ZEE Digital during ZEE National Achievers Awards 2022.

AI-FOR-INDIA GUINNESS WORLD RECORDS   

Broke the Record for most users taking an online computer programming lesson in 24 Hrs.

BEST ONLINE PERSONALIZED LEARNING PROGRAMS

Awarded by ENTREPRENEUR INDIA for having the best online personalized learning programs.

Frequently Asked Questions

What is the cost of this masterclass?

This masterclass is free of cost for the first 1000 registrations. You can secure your spot by registering early.

What is the duration of the masterclass?

The masterclass will start from 5 PM onwards. The duration is 2 hours. It is an online masterclass session.

Do I need prior experience in React?

Basic familiarity with JavaScript or React is helpful, but the session is designed to be easy to follow for learners at different levels.

What will I gain from this session?

You will understand how real-world payment applications are designed, how transaction flows work, and how developers approach building scalable frontend systems.

Payment System Design Using React

From High Level Concepts to Low Level Implementation

09th May , 2026

5:00 - 7:00 PM (IST)

Payment System Design Using React

From High Level Concepts to Low Level Implementation

19th September, 2025

7:00 PM (IST)

09.05.2026

5 - 7 PM (IST)

Join for Free

*Limited Slots Only

Join for Free

*Limited Slots Only

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