Sigma 3.0 : Complete Placement Preparation!
DSA + Development + Quant-Aptitude
Individual Doubt Solving TAs & Community
Access to PYQs of Top Companies 
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Data Structures & Algorithms + Web Development
Alpha Plus v/s Sigma 3.0

alpha Plus 3.0 

Complete DSA Batch
  • Java Language
  • Data Structures & Algorithms
  • Advanced DSA
  • 50 Live Practice Sessions with MAANG Engineers : alternate day
  • Quant & Aptitude Preparation
  • Individual doubt support : TA
  • Certificate of Completion
  • Duration - 4 months
  • Start Date - 17th May, 2024

SIGMA 3.0  𝚺

Complete DSA + Web Development
  • Everything included in Alpha Plus 3.0
  • Projects like Zerodha, Airbnb,
    Zoom, Linkedin, ChatGPT,
    Github & many more
  • Quant & Aptitude Preparation
  • Complete MERN Stack
  • Frontend & React
  • Backend & Database
  • Git & Github
  • 2 Certificates of Completion
  • Duration - 8.5 months
  • Start Date - 17th May, 2024

Classes starting from 17th May

Thousands of our students achieved their dream job at

+ many more

Congratulations, you have successfully enrolled!
Welcome to Sigma 3.0 :)
Classes starting from 17th May
What will you learn in Sigma 3.0?

Data Structures & Algorithms

  • Java Language
  • Data Structures & Algorithms
  • Advanced DSA
  • 50 Live Practice Sessions with MAANG Engineers : alternate day
  • Individual doubt support : TA
  • Certificate of Completion
  • Duration : 4 months
Full Stack Web Development
  • Complete MERN Stack
  • Frontend & React
  • Backend & Database
  • Git & Github
  • Multiple Industry Grade Projects
  • Individual doubt support : TA
  • Certificate of Completion
  • Duration : 4.5 Months
Quant & Aptitude Preparation
  • Topic wise Selected Qs
  • Crisp Video Explanation
  • Practice Qs with Solutions
  • TCS NQT : 10 Sample Papers
  • Strategy for TCS, Wipro, Infosys Online Test
  • Designed for Tech Placements
  • Duration : 15 Days

Know your curriculum

Data Structures & Algorithms
Programming with Java
Flowcharts & Pseudocode
Variables & Data Types
Conditional Statements
Loops (Flow Control)
Functions & Scope
Data Structures & Algorithms
Arrays & 2D Arrays
Sorting Algorithms
Pointers (additional chapter for Interviews)
Collections Framework (similar to STL)
Time & Space Complexity
Recursion & Backtracking
Divide & Conquer
Object Oriented Programming (OOPs)
Linked Lists
Stacks & Queues
Binary Trees
Binary Search Trees
Advanced DSA
Heaps (Priority Queue)
HashMaps & HashSets
Greedy Algorithms
Dynamic Programming
Segment Trees
MERN Stack Web Development
Frontend (HTML,CSS,Javascript, React)
What is Web?
Markup with HTML & JSX
Flexbox, Grid & Responsiveness
Bootstrap Layouts & Components
Frontend UI Framework - Tailwind CLI
Core JavaScript & Object Orientation
Async JS - promises, async/await
DOM & Events
Event Bubbling & Delegation
Ajax, Axios & fetch API
Functional React Components
Props & State Management
Dynamic Component Styling
Functions as Props
Hooks in React : useState, useEffect
Material UI
Custom Hooks
Supplement: Redux & Redux Toolkit
Version Control: Git & Github
Backend (NodeJS, MongoDB, SQL)
Databases (SQL & No SQL)
Mongo Relationships
Dive deep into Mongo
Express, Nodejs & npm
Routing, cookies & session
Middlewares deep dive
EJS Templating
MVC Architecture
Client & server side Validations
Error Handling & flash-connect
Cloudinary & MapBox with Geocoding
Deployment with Render
+ More Topics like AWS Deployment,, 
unit testing with JEST, webRTC etc. in Project based learning
Multiple Minor projects : Simon Says Game, Real-time Weather App (React), Todo List App, Spotify Replica etc.
Airbnb (Travel & Listing)
Zerodha (Investing & Stock Prices)
ChatGPT (OpenAI API integration)
Linkedin (Social Media)
Github (our own Version Control)
Zoom (Live Video Conferencing)
Build Industry Grade Projects
Airbnb (Travel & Listing)
Build your own version of full stack Airbnb with user authentication, property listings, and more.
Zerodha (Investing & Stocks)
Build your own version of MERN stack Zerodha with unit testing & AWS Deployment.
ChatGPT (OpenAI APIs)
We'll explore the OpenAI APIs to build our own chatbot.  
Linkedin (Social Media)
Build a MERN stack social media platform to connect & share with your network.
We'll attempt to implement our own version control system in the form of a full stack project.
Zoom (Live Video Streaming)
Build a video conferencing solution using & WebRTC.
What is Library+ ?

Get PYQ Video Solutions of Google, Microsoft, Atlassian, Adobe, Goldman Sachs created by same company mentors.

i.e Google’s most Imp PYQ Video Solution by Google Mentor.
Exclusive Doubt Assistance
Get 1:1 doubt support from exclusive TAs and the batch community 

Get Certified.

  • Start today
    You are just months away from cracking your dream company.
  • Believe in yourself 
    Coding is simple. You just need the right guidance. Consistency & hard work will help you be Internship/Placement ready for Tech companies. 
Start your Placement Journey Today. 

Frequently asked questions

Batch related Doubts
I don't know anything about Coding, is this batch good for me?
Yes, this course will cover all important concepts from basic till advanced. So, there is no need to know anything about coding beforehand.
Do I need to be a Computer Science student to take up this batch?
Anyone, from any background or field of study, can take up this batch and prepare for their placements & internships.
How will I ask my doubts?
There will be a dedicated team of TAs in your Sigma community that will resolve your individual doubts.
What is the batch duration?
As this is a combo of 2 batches : the DSA batch duration is almost 4 months & Development batch duration is almost 5 months. Total duration will be around 9 months.
Is the batch in Hindi or English?
The batch is taught in Hinglish (a mix of Hindi & English), very similar to the launch video of the batch. 
How long is the batch access?
The batch is accessible for the duration of 2 years, both for DSA as well as Development.
Quant-Reasoning access will be given for 4 years.
For consistency a deadline is important and i.e. why we don't believe in lifetime access as it may lead to procrastination and prolonged unemployment.
Will there be a Certificate of completion?
Yes, you will get 2 certificates of completion, 1 for DSA & 1 for Development after finishing all the lectures.
Is there a batch schedule? 
Yes, the schedule will be for alternate day lectures. Additional details about the live mentorship sessions & lectures are shared with students on orientation day (Day 1) of the batch.
Will there be question practice in the course?
Yes, the course has 300+ carefully curated DSA questions solved in class. 
Is there a group/community I can join after enrolling?
Yes, an exclusive Sigma 3.0 community will be there for all enrolled students.
Will there be Live classes?
Please note that DSA Practice sessions (alternate days) & Shradha ma'am's mentorship sessions in the batch will be conducted in Live mode. The lectures will be available on alternate days & are to be completed in a self-paced manner.
What are the lecture timings?
All lectures & DSA practice sessions with mentors will be around 8PM on alternate days.
The timings for mentorships session with Shradha ma'am may vary but will be held in the evenings. 
I just completed 12th and I want to start preparing for my internship/job as a Software Developer, can I take it?
Yes, you are eligible to enrol as we will cover everything from basics to advanced. It is always better to start as early as possible. It will give you a good head start and ample time to practice. 
Where will I find my batch after enrollment?
You will find your batch in the My Batch section on the website. Please note, the lectures will be visible after the batch starts on 17th May, 2024.
I paid but did not receive any welcome email/unable to access my batch. What to do?
In most of the cases this is because you filled a different email address or wrongly typed your email address while payment. In such a case please send us an email at with the subject "ENROLMENT ISSUE Sigma 3.0" along with your full name, phone number, payment id from Razorpay and a screenshot of your payment. 
(Support team (10am-6pm) may take 24-48 hours to address your issue due to heavy load.)
Library Feature (MAANG PYQs) will be for how many companies?
Currently Library feature is available for the following companies : Google, Microsoft, Amazon, Atlassian, Adobe and Goldman Sachs.
More companies will be added with time.
General Doubts
What are Data Structures and Algorithms(DSA)?
These are tools & techniques that will help us write good code.
A data structures is a named location that can be used to store and organize data.
An algorithm is a collection of steps to solve a particular problem.
What is Web Development?
It is the process of building websites for the internet. We use many websites like Amazon, Flipkart, Netflix & many more. We will learn the process of designing, building & deploying such websites on the internet.
What is MERN Stack in Development?
MERN stands for MongoDB, Express, React & Node. These are the 4 key technologies that will be covered in the batch. MERN is the most popular stack for web development & choice for today’s web developers.
Why should I learn Data Structures and Algorithms(DSA)?
  • Data Structures and Algorithms are frequently asked in Job interviews of many companies like Microsoft, Google, Amazon, Atlassian & many many more.
  • It also help you to write optimized and scalable code.
  • You will also learn to write code that runs faster and requires less storage.
Why should I learn Web Development?
  • Almost all tech companies do some kind of development, thus becoming a SKILLED Full Stack Web Developer opens up a lot of jobs for you.
  • You will built projects that will give you a practical coding & development experience. These projects will be useful when you apply for internships & placements. 
  • Even if you apply for Software Engineering roles, development experience will give you an edge in the selection process.
  • You can also use your development skills to do freelancing, contribute to open source or work on building your own tech startup.
When will I need to practice Quant & Aptitude?
Quant & Aptitude is generally asked by multiple service based companies (like TCS, Wipro, Infosys etc.), consulting companies (like Bain, BCG, KPMG etc.) & FinTech Firms (like Goldman Sachs) in their hiring process, both on campus & off campus.