About this Masterclass

Ever wondered how apps like WhatsApp and Instagram manage notifications flawlessly?

In this hands-on session, you'll learn what it takes to build scalable, reliable notification systems that deliver messages to millions, without delay or failure. From understanding key components to designing fault-tolerant architectures, this session will give you the blueprint for building seamless user experiences.

Whether you're a backend developer or a system design enthusiast, this masterclass will level up your ability to build services that never miss a beat.

Join us for a Scaler Masterclass with Pragy Agarwal on Tuesday, 24th June 2025, from 7:30 to 10:30 PM.
Register now!

What You Will Gain From This Masterclass

Notification System Basics: Master the fundamentals of designing robust notification services, understanding key components and considerations.
Scalability Matters: Learn the importance of scalability in notification systems, ensuring they can handle varying loads and large user bases.
Reliability and Fault Tolerance: Explore design principles to enhance reliability, fault tolerance, and resilience in notification services for a seamless user experience.

Meet Pragy Agarwal

Senior Software Engineer, InterviewBit
Instructor & Mentor, Scaler
An IIT-Bombay alumnus
Former Platform Engineer at Media.Net
16+ years of programming experience

Certificates: All attendees get certificates from Anshuman Singh and Scaler Academy! Please be careful while entering your details while registering since they will go on your Certificate

This Masterclass is for

SDEs looking to upskill

SDEs wanting to change from Service to Product Companies

What our Learners have to say

About Scaler Academy

Many aspirants (like us!) who enter software engineering are exposed to conventional teaching methods and are taught to ‘cram’ content. This creates a gap in their Computer Science learning, makes them underconfident, and prevents them from accelerating in their career. Enter Scaler Academy!

Scaler Academy is a tailor-made program, by the industry, for the industry. It is to help master the foundations of Computer Science (Data Structure, Algorithms & System Design) and take their career to the next level, via:

A Structured, Guided and Industry-Vetted curriculum
Live Classes by Experts who have been there, done that
Guided 1:1 Mentorship from Industry Veterans
Hyper-personalised learning experience through real-life projects
Dedicated Career Support, Placement Assistance & 900 Employer Partners
Aspirational peer group of 30K+ Scaler Students & Alumni
We've introduced 2 Electives - Advanced DSA Data Structure Algorithms for Competitive Programming, and Product Management to help you further accelerate your tech career. These will be taught at the end of the course, and are entirely optional. However, they provide deep insight into crucial topics, so we strongly advise you to opt for them!
NEW! You can now get a sense of our core offering for free. Experience everything that the Academy offers and take the leap to your dream company. Attend a Free Class, watch Recorded content from our experts, attempt practice problems and block a mentor from top tech companies to get structured guidance

The curriculum is designed to make you a solid engineer by preparing you for the toughest challenges you may face as you make headway in your career.