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Study Things: Interactive Job-to-Course Studio
Whatever tech job you want in India, RoleNest automatically synthesizes an interactive 30-day day-by-day learning course with daily coding tasks, core CS concepts, and mock interview questions.
Target Any Job: Instant 30-Day Course Generator
Enter any role or dream company (e.g. "Backend Engineer at Razorpay", "AI Applications Engineer at Sarvam AI", or "Scientist B at NIC"). Our automation will build a customized 30-day interactive daily curriculum for you.
SDE-1 / Fresher Complete Job-Ready Track (30 Days)
A comprehensive 30-day daily workout to crack technical coding rounds, core computer science fundamentals, and behavioral interviews for top tech companies.
30-Day Interactive Daily Schedule
Click any day to expand curriculum & interview questionsComplexity Analysis & Memory Models
Concept Summary
Master Big-O, Big-Omega, space complexity, and how stack vs heap memory behaves during recursion.
Key Topics Covered
Implement iterative and recursive binary search; measure CPU cycle difference with large datasets.
"What is the amortized time complexity of inserting into a dynamically resizing array (e.g. ArrayList / vector)?"
Arrays & Two Pointers Pattern
Sliding Window & Substring Problems
Linked Lists & Fast-Slow Pointers
Stacks, Queues & Monotonic Stack
Trees: Traversals, Depth & Serialization
Graphs: BFS, DFS & Connected Components
Heaps, Priority Queues & Top K Elements
Dynamic Programming: 1D Subproblems
Dynamic Programming: 2D & Grid Problems
Operating Systems: Process vs Thread & Concurrency
DBMS: Relational Models, Normalization & ACID
Database Indexing: B-Trees vs Hash Indexes
Computer Networks: TCP/IP, Sockets & HTTP/3
System Design Fundamentals: Scalability & Caching
REST vs gRPC vs WebSockets
Message Brokers: Kafka vs RabbitMQ
Database Sharding & Consistent Hashing
System Design: Design a URL Shortener (TinyURL)
System Design: Design a Real-Time Notification System
Building the Capstone Project: Rate Limiter Architecture
Dockerization, Unit Testing & Benchmarking
Company Deep Dive: Razorpay & Fintech Engineering
Company Deep Dive: Swiggy & Zomato Delivery Tech
High-Frequency DSA: Intervals & Dynamic Programming
Mock Interview Round 1: Data Structures Under Pressure
Mock Interview Round 2: System Design & Architecture
Behavioral Interviews: STAR Method for Indian Tech
Resume & Portfolio Polish (ATS Optimization)
Final Capstone Verification & Verified Certificate Claim
Capstone Project: High-Throughput In-Memory Rate Limiter
Design and implement a token-bucket and sliding-window rate limiter in your chosen language with unit tests and benchmark suite.