Tech Learning with Rajat

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Driven by a passion for teaching and technology, I’m a Wipro-certified faculty, Assistant Professor in CSE, and PhD scholar at NSUT, Delhi. I strive to empower students and make learning accessible to all. Let’s grow together! Educator: Rajat Kumar Sharma

Home Videos Live Playlists

Normal Distribution in Python | Bell Curve & Real-Life Applications | Data Science Lecture 27

Normal Distribution in Python | Bell Curve & Real-Life Applications | Data Science Lecture 27 Tech Learning with Rajat

62 views - 6 days ago

Correlation & Covariance in Python | Statistics for Data Science | Lecture 26

Correlation & Covariance in Python | Statistics for Data Science | Lecture 26 Tech Learning with Rajat

58 views - 1 week ago

Probability Basics in Python | Statistics for Data Science | Data Science Lecture 25

Probability Basics in Python | Statistics for Data Science | Data Science Lecture 25 Tech Learning with Rajat

88 views - 2 weeks ago

Statistics for Data Science | Mean, Median & Mode Explained in Python | Data Science Lecture 24

Statistics for Data Science | Mean, Median & Mode Explained in Python | Data Science Lecture 24 Tech Learning with Rajat

65 views - 3 weeks ago

EDA Project Using Real Dataset in Python | Complete Data Analysis | Data Science Lecture 23

EDA Project Using Real Dataset in Python | Complete Data Analysis | Data Science Lecture 23 Tech Learning with Rajat

60 views - 3 weeks ago

Introduction to Seaborn in Python | Beautiful Data Visualization | Data Science Lecture 22

Introduction to Seaborn in Python | Beautiful Data Visualization | Data Science Lecture 22 Tech Learning with Rajat

153 views - 3 weeks ago

Data Visualization in Python using Matplotlib | Data Science Lecture 21 by @techlearningwithRajat

Data Visualization in Python using Matplotlib | Data Science Lecture 21 by @techlearningwithRajat Tech Learning with Rajat

105 views - 3 weeks ago

Python Pandas Project | Analyse Student Dataset | Data Science Lecture 20

Python Pandas Project | Analyse Student Dataset | Data Science Lecture 20 Tech Learning with Rajat

147 views - 4 weeks ago

Data Manipulation in Python | Filtering & GroupBy in Pandas | Data Science Lecture 19

Data Manipulation in Python | Filtering & GroupBy in Pandas | Data Science Lecture 19 Tech Learning with Rajat

116 views - 1 month ago

Data Cleaning in Pandas | Handle Missing Values in Python | Data Science Lecture 18

Data Cleaning in Pandas | Handle Missing Values in Python | Data Science Lecture 18 Tech Learning with Rajat

171 views - 1 month ago

Pandas DataFrames & Series in Python 🔥 | Data Science Lecture 17 by @techlearningwithRajat

Pandas DataFrames & Series in Python 🔥 | Data Science Lecture 17 by @techlearningwithRajat Tech Learning with Rajat

108 views - 1 month ago

Introduction to Pandas in Python 🔥| Data Science Lecture 16 by @techlearningwithRajat

Introduction to Pandas in Python 🔥| Data Science Lecture 16 by @techlearningwithRajat Tech Learning with Rajat

131 views - 1 month ago

NumPy Mathematical Operations in Python 🔥| Data Science Lecture 15 by @techlearningwithRajat

NumPy Mathematical Operations in Python 🔥| Data Science Lecture 15 by @techlearningwithRajat Tech Learning with Rajat

82 views - 1 month ago

NumPy Operations in Python| Indexing & Slicing| Data Science Lecture 14 by @techlearningwithRajat

NumPy Operations in Python| Indexing & Slicing| Data Science Lecture 14 by @techlearningwithRajat Tech Learning with Rajat

43 views - 1 month ago

Top JavaScript Interview Questions 2026 | Part 4 by @techlearningwithRajat

Top JavaScript Interview Questions 2026 | Part 4 by @techlearningwithRajat Tech Learning with Rajat

36 views - 1 month ago

JavaScript Coding Interview Questions | Part 3 by @techlearningwithRajat

JavaScript Coding Interview Questions | Part 3 by @techlearningwithRajat Tech Learning with Rajat

65 views - 1 month ago

NumPy Tutorial | Arrays vs Lists in Python | Data Science Lecture 13 by @techlearningwithRajat

NumPy Tutorial | Arrays vs Lists in Python | Data Science Lecture 13 by @techlearningwithRajat Tech Learning with Rajat

94 views - 1 month ago

JavaScript Interview Questions for Freshers | Part 2 by @techlearningwithRajat #javascript

JavaScript Interview Questions for Freshers | Part 2 by @techlearningwithRajat #javascript Tech Learning with Rajat

30 views - 1 month ago

JavaScript Interview Questions and Answers | Part 1 by @techlearningwithRajat #javascript

JavaScript Interview Questions and Answers | Part 1 by @techlearningwithRajat #javascript Tech Learning with Rajat

95 views - 1 month ago

Build Student Management System in Python | Data Science Lecture 12 by @techlearningwithRajat

Build Student Management System in Python | Data Science Lecture 12 by @techlearningwithRajat Tech Learning with Rajat

54 views - 1 month ago

Python Programs you should know| Prime, Armstrong, Palindrome , Fibonacci | Data Science Lecture 11

Python Programs you should know| Prime, Armstrong, Palindrome , Fibonacci | Data Science Lecture 11 Tech Learning with Rajat

54 views - 1 month ago

Exception Handling in Python | Data Science Lecture 10 by @techlearningwithRajat

Exception Handling in Python | Data Science Lecture 10 by @techlearningwithRajat Tech Learning with Rajat

93 views - 1 month ago

File Handling in Python | Read Write & Append | Data Science Lecture 9 by @techlearningwithRajat

File Handling in Python | Read Write & Append | Data Science Lecture 9 by @techlearningwithRajat Tech Learning with Rajat

78 views - 1 month ago

Functions in Python Explained | Data Science Lecture 8 by @techlearningwithRajat

Functions in Python Explained | Data Science Lecture 8 by @techlearningwithRajat Tech Learning with Rajat

38 views - 1 month ago

Python Conditional Statements & Loops | Data Science Lecture 7 by @techlearningwithRajat

Python Conditional Statements & Loops | Data Science Lecture 7 by @techlearningwithRajat Tech Learning with Rajat

60 views - 1 month ago

Python Lists, Tuples & Dictionaries Explained | Data Science Lecture 6 by @techlearningwithRajat

Python Lists, Tuples & Dictionaries Explained | Data Science Lecture 6 by @techlearningwithRajat Tech Learning with Rajat

602 views - 1 month ago

Python Variables & Data Types | Data Science | Lecture 5 by @techlearningwithRajat #python

Python Variables & Data Types | Data Science | Lecture 5 by @techlearningwithRajat #python Tech Learning with Rajat

63 views - 1 month ago

Data Science Setup | How to install Python, Jupyter and VS Code | Lecture 4

Data Science Setup | How to install Python, Jupyter and VS Code | Lecture 4 Tech Learning with Rajat

40 views - 1 month ago

Node.js Interview Questions Part 10 | Deployment, CI/CD & Production (FINAL)

Node.js Interview Questions Part 10 | Deployment, CI/CD & Production (FINAL) Tech Learning with Rajat

50 views - 2 months ago

Node.js Interview Questions Part 9 | Architecture, SOLID & Design Patterns (Advanced)

Node.js Interview Questions Part 9 | Architecture, SOLID & Design Patterns (Advanced) Tech Learning with Rajat

38 views - 2 months ago

Node.js Interview Questions Part 8 | Security, Testing & Best Practices

Node.js Interview Questions Part 8 | Security, Testing & Best Practices Tech Learning with Rajat

27 views - 2 months ago

Node.js Interview Questions Part 7 | System Design, Caching & Scaling (Advanced Backend)

Node.js Interview Questions Part 7 | System Design, Caching & Scaling (Advanced Backend) Tech Learning with Rajat

72 views - 2 months ago

Node.js Interview Questions Part 6 | Deployment, Scaling & Production

Node.js Interview Questions Part 6 | Deployment, Scaling & Production Tech Learning with Rajat

53 views - 2 months ago

Data Science Lifecycle Explained | From Data to Decision | Lecture 3 @techlearningwithRajat

Data Science Lifecycle Explained | From Data to Decision | Lecture 3 @techlearningwithRajat Tech Learning with Rajat

55 views - 2 months ago

How to become a Data Scientist ?| Watch This Roadmap First! | Lecture 2 @techlearningwithRajat

How to become a Data Scientist ?| Watch This Roadmap First! | Lecture 2 @techlearningwithRajat Tech Learning with Rajat

126 views - 2 months ago

What is Data Science? Netflix, Amazon, YouTube Secrets | Lecture 1 @techlearningwithRajat

What is Data Science? Netflix, Amazon, YouTube Secrets | Lecture 1 @techlearningwithRajat Tech Learning with Rajat

53 views - 2 months ago

Node.js Interview Questions Part 5 | MongoDB + JWT Authentication (Crack Any Backend Interview)

Node.js Interview Questions Part 5 | MongoDB + JWT Authentication (Crack Any Backend Interview) Tech Learning with Rajat

45 views - 2 months ago

Node.js Interview Questions Part 4 | Backend Mastery (MVC, Middleware, Security)

Node.js Interview Questions Part 4 | Backend Mastery (MVC, Middleware, Security) Tech Learning with Rajat

83 views - 2 months ago

Node.js Interview Questions Part 3 | Async & Event Loop Secrets (Part 3)

Node.js Interview Questions Part 3 | Async & Event Loop Secrets (Part 3) Tech Learning with Rajat

45 views - 2 months ago

How WhatsApp Handles Billions of Messages ?😱 | System Design Explained

How WhatsApp Handles Billions of Messages ?😱 | System Design Explained Tech Learning with Rajat

120 views - 2 months ago

Node.js Interview Questions (Part 2) | Express, APIs & Middleware You Must Know

Node.js Interview Questions (Part 2) | Express, APIs & Middleware You Must Know Tech Learning with Rajat

187 views - 2 months ago

Node.js Interview Questions (Part 1) | 90% Fail Event Loop & npm @techlearningwithRajat

Node.js Interview Questions (Part 1) | 90% Fail Event Loop & npm @techlearningwithRajat Tech Learning with Rajat

93 views - 2 months ago

The Comparison Trap: Why You Feel Left Behind?

The Comparison Trap: Why You Feel Left Behind? Tech Learning with Rajat

79 views - 2 months ago

Full Stack Development is DEAD in 2026? (AI Changed Everything) | Analysis by Rajat

Full Stack Development is DEAD in 2026? (AI Changed Everything) | Analysis by Rajat Tech Learning with Rajat

214 views - 3 months ago

The Harsh Truth About Placements No One Tells You | #placementpreparation

The Harsh Truth About Placements No One Tells You | #placementpreparation Tech Learning with Rajat

143 views - 3 months ago

He Wasted 2 Years Learning Coding… Don’t Make This Mistake #coding

He Wasted 2 Years Learning Coding… Don’t Make This Mistake #coding Tech Learning with Rajat

165 views - 3 months ago

How YouTube System Design Works ? | Explained by @techlearningwithRajat

How YouTube System Design Works ? | Explained by @techlearningwithRajat Tech Learning with Rajat

130 views - 3 months ago

How to Build REST APIs with MongoDB & Express.js | CRUD APIs with MVC | Episode 20

How to Build REST APIs with MongoDB & Express.js | CRUD APIs with MVC | Episode 20 Tech Learning with Rajat

117 views - 3 months ago

How does Mongoose ODM work with Node.js | Schema, Model, Validation & Default Values | Episode 19

How does Mongoose ODM work with Node.js | Schema, Model, Validation & Default Values | Episode 19 Tech Learning with Rajat

93 views - 3 months ago

How to perform CRUD Operations using Node.js & MongoDB | Insert, Read, Update, Delete | Episode 18

How to perform CRUD Operations using Node.js & MongoDB | Insert, Read, Update, Delete | Episode 18 Tech Learning with Rajat

79 views - 3 months ago

How to Connect MongoDB with Node.js (Local + Atlas) | MongoClient.connect() | Episode 17

How to Connect MongoDB with Node.js (Local + Atlas) | MongoClient.connect() | Episode 17 Tech Learning with Rajat

154 views - 3 months ago

MongoDB with Node.js | Driver vs Mongoose Explained | Episode 16

MongoDB with Node.js | Driver vs Mongoose Explained | Episode 16 Tech Learning with Rajat

83 views - 3 months ago

Data Modeling in MongoDB| Embedded vs Referenced with Examples | Episode 15

Data Modeling in MongoDB| Embedded vs Referenced with Examples | Episode 15 Tech Learning with Rajat

70 views - 3 months ago

MongoDB Compass & Atlas Complete Guide | Visual CRUD, Indexing & Aggregation | EP 14

MongoDB Compass & Atlas Complete Guide | Visual CRUD, Indexing & Aggregation | EP 14 Tech Learning with Rajat

67 views - 4 months ago

MongoDB Aggregation Pipeline Tutorial | $match $group $project Explained with Examples | EP 13

MongoDB Aggregation Pipeline Tutorial | $match $group $project Explained with Examples | EP 13 Tech Learning with Rajat

71 views - 4 months ago

Indexing in MongoDB Explained | Improve Query Performance Fast | EP 12

Indexing in MongoDB Explained | Improve Query Performance Fast | EP 12 Tech Learning with Rajat

60 views - 4 months ago

MongoDB Pagination Explained | sort(), skip(), limit() for APIs | EP 11

MongoDB Pagination Explained | sort(), skip(), limit() for APIs | EP 11 Tech Learning with Rajat

60 views - 4 months ago

react interview series 10

react interview series 10 Tech Learning with Rajat

122 views - 4 months ago

React Interview Questions Part 9 | Performance Optimization | Memo, useCallback, useMemo

React Interview Questions Part 9 | Performance Optimization | Memo, useCallback, useMemo Tech Learning with Rajat

127 views - 4 months ago

React Interview Questions Part 8 | Forms & Validation in React | Controlled Components Qs

React Interview Questions Part 8 | Forms & Validation in React | Controlled Components Qs Tech Learning with Rajat

100 views - 4 months ago