Our curriculum

1.Sorting

• Introduction to Sorting

• Basics of Asymptotic Analysis and Worst Case & Average Case Analysis

• Different Sorting Algorithms and their comparison

• Algorithm paradigms like Divide & Conquer, Decrease & Conquer, Transform & Conquer

2.Presorting

• Extensions of Merge Sort, Quick Sort, Heap Sort

• Common sorting-related coding interview problems

3.Recursion

• Recursion as a Lazy Manager's Strategy

• Recursive Mathematical Functions

• Combinatorial Enumeration

• Backtracking

• Exhaustive Enumeration & General Template

• Common recursion- and backtracking-related coding interview problems

4.Trees

• Dictionaries & Sets, Hash Tables

• Modeling data as Binary Trees and Binary Search Tree and performing different operations over them

• Tree Traversals and Constructions

• BFS Coding Patterns

• DFS Coding Patterns

• Tree Construction from its traversals

• Common trees-related coding interview problems

5.Graphs

• Overview of Graphs

• Problem definition of the 7 Bridges of Konigsberg and its connection with Graph theory

• What is a graph, and when do you model a problem as a Graph?

• How to store a Graph in memory (Adjacency Lists, Adjacency Matrices, Adjacency Maps)

• Graphs traversal: BFS and DFS, BFS Tree, DFS stack-based implementation

• A general template to solve any problems modeled as Graphs

• Graphs in Interviews

• Common graphs-related coding interview problems

6.Dynamic Programming

• Dynamic Programming Introduction

• Modeling problems as recursive mathematical functions

• Detecting overlapping subproblems

• Top-down Memorization

• Bottom-up Tabulation

• Optimizing Bottom-up Tabulation

• Common DP-related coding interview problems

1.Online Processing Systems

• The client-server model of Online processing

• Top-down steps for system design interview

• Depth and breadth analysis

• Cryptographic hash function

• Network Protocols, Web Server, Hash Index

• Scaling

• Performance Metrics of a Scalable System

• SLOs and SLAs

• Proxy: Reverse and Forward

• Load balancing

• CAP Theorem

• Content Distribution Networks

• Cache

• Sharding

• Consistent Hashing

• Storage

• Case Studies: URL Shortener, Instagram, Uber, Twitter, Messaging/Chat Services

2.Batch Processing Systems

• Inverted Index

• External Sort Merge

• K-way External Sort-Merge

• Distributed File System

• Map-reduce Framework

• Distributed Sorting

• Case Studies: Search Engine, Graph Processor, Typeahead Suggestions, Recommendation Systems

3.Stream Processing Systems

• Case Studies: on APM, Social Connections, Netflix, Google Maps, Trending Topics, YouTube

1.JavaScript Language and Libraries

• What to expect in a FAANG+ Front-end coding interview: Company-specific aspects

• Challenging JS coding problems: Behavior and usage of "this" keyword. How to bind a function's scope. Arrow functions vs. binding

• Limiting the scope of variables (a commonly tested concept in interviews). Patterns for creating "private" variables

• Use built-in JavaScript data structures to solve problems in a time-constrained interview setting. Explain trade-offs between using object literals, maps, sets, and arrays

• Strategies to solve important problems involving concepts such as currying and callbacks

• Popular FAANG+ interview questions on writing code that runs asynchronously, with and without promises

• Frequently asked coding problems:

  • Existential get() operation using string key

  • Write a function that, until all N arguments are provided, returns a function for consuming more arguments (currying example)

  • Memoization of an async function

2.UI and DOM

• A structured approach to identifying and solving complex problems that require a combination of HTML, CSS, and JS knowledge (frequently asked in Front-end interviews)

• How to handle unique UI challenges posed in FAANG+ interviews by setting up reusable UI components

• How to consistently position items on the page or within a relative parent (an important skill for UI Developers)

• Strategies to solve problems using modern JavaScript. Connect the code to the UI elements

• Tips to efficiently design and code UI elements like Dropdowns, Tooltip, Progress Button, etc.

• Comprehensive guidelines on managing requirements of design-centric problems

• Questions on using Flexbox to quickly solve complex design challenges

3.Front-end System Design

• ​​Design complex/large-scale Front-end Systems like Netflix, FB home page, Infinite Scroller, Instagram, etc.

• Popular interview question on designing a redux-like state management system from scratch

• Design and build reusable UI Components: How common components system work

• How to think, act and articulate like a Front-end architect and tech lead, showcasing experience in System Design interviews using methodical and structured interview strategy

• Evaluate options, perform trade-offs, and analyze the business impact of modern web development frameworks:

• Essential understanding of popular UI libraries and frameworks such as React, Angular, etc.

• Portability across frameworks, platforms, and devices

• How to manage the state of a UI application (a demonstration of how to approach programming questions in the UI system design domain)

• Design a common components library such as Bootstrap

• Design a UI component SDK (a common theme in Front-end System Design interviews)

• Industry trends within Front-end engineering and surrounding domains (AI/ML)

4.Leveling Up With Advanced JavaScript and CSS

• Non-trivial questions on Front-end fundamentals such as explaining the differences and trade-offs between several "A or B" techniques:

  • == vs. === and when to use each

  • Classical vs. prototypal inheritance

  • Functional programming vs. OOP

• Storage: Cookies vs. localStorage vs. sessionStorage

• How to implement solutions on top of an existing code solution that takes their score from 4 to 5:

• Accounting for internationalization

• Keyboard events and accessibility

• Advanced CSS techniques: Positioning with translate and media queries

• Challenging coding problems:

  • Animate away onClick

  • Animate away using tab and keyboard events