India's #1 DSA & Coding Interview Institute

Master Data Structures & Algorithms

InfoNexus Institute delivers structured DSA training from fundamentals to FAANG-level system design. Learn Arrays, Trees, Graphs, Dynamic Programming and crack top tech interviews with live problem-solving sessions and expert mentorship.

Explore Courses
500+
Students Trained
98%
Placement Rate
50+
Problems Solved
3
Course Levels
500+ Coding Problems
LeetCode & Codeforces Style
NSDC Certified
Industry Recognized
FAANG Ready
Google · Amazon · Meta
Time: O(n log n)  |  Space: O(n)

Why InfoNexus

Engineered for Coding Excellence

InfoNexus Institute combines structured DSA curriculum, live problem-solving labs, and FAANG-level interview preparation to place graduates in top tech companies worldwide.

Structured DSA Curriculum

InfoNexus delivers a topic-by-topic DSA roadmap covering 20+ data structures and 15+ algorithm paradigms — from arrays to advanced graphs and DP optimization.

500+ Practice Problems

Students solve 500+ curated problems across Easy, Medium, and Hard difficulty levels. Every problem maps to a real FAANG or competitive programming interview question.

Live Doubt Sessions

Daily 2-hour live sessions with instructors for problem walkthroughs, doubt clearing, and code reviews. Recordings available 24/7 for replay access.

FAANG Interview Prep

InfoNexus Professional Course includes 50+ mock interviews, system design training, and behavioral prep — specifically aligned to Top Company's hiring processes.

Multi-Language Support

Students choose C++, Java, or Python as their primary language. All problems, solutions, and system design examples are provided in all three languages simultaneously.

Placement in 90 Days

InfoNexus placement cell connects graduates with 300+ hiring companies. 98% of Professional Course graduates receive job offers within 90 days of completion.

Our Programs

Pick Your DSA Level

Three progressive DSA programs — each building on the last — taking you from zero to FAANG-ready in a structured, project-driven curriculum.

Basic DSA course — beginner student learning arrays and linked lists fundamentals ★ Beginner Friendly
8 Weeks
Arrays Linked Lists Stacks Queues Hashing
Level 01 — Foundation

Basic DSA Course

InfoNexus Basic Course teaches complete beginners the core building blocks of Data Structures and Algorithms. Students master arrays, strings, linked lists, stacks, queues, and basic sorting through 100+ guided problems with complexity analysis after every solution.

8 Weeks Age 16+ Basic Coding Required Online & Offline Certified

Course Modules

  • Module 1: Big-O Notation, Time & Space Complexity Analysis
  • Module 2: Arrays — 1D, 2D, Sliding Window & Two Pointer Techniques
  • Module 3: Strings — Pattern Matching, Palindromes & Anagrams
  • Module 4: Singly & Doubly Linked Lists — Reversal, Merge & Cycle Detection
  • Module 5: Stacks & Queues — Monotonic Stack, Deque & Priority Queue
  • Module 6: Hashing — HashMaps, HashSets & Collision Handling
  • Module 7: Basic Sorting — Bubble, Selection, Insertion, Merge & Quick Sort
  • Module 8: Recursion Basics & Binary Search Fundamentals
Advanced DSA course — trees, graphs, dynamic programming and competitive programming training 🔥 Most Popular
14 Weeks
Trees Graphs DP Segment Tree Trie
Level 02 — Advanced

Advanced DSA Course

InfoNexus Advanced Course trains intermediate coders in tree algorithms, graph traversal, dynamic programming, and competitive programming patterns. Students solve 250+ medium-to-hard problems and build a competitive rating on Codeforces and LeetCode during the program.

14 Weeks Basic Completed Intermediate Level Online & Offline Industry Certified

Course Modules

  • Module 1: Binary Trees — Traversals, LCA, Diameter & Serialization
  • Module 2: Binary Search Trees — AVL, Red-Black & Balanced BST Operations
  • Module 3: Heaps & Priority Queues — Heapify, Heap Sort & K-th Element Problems
  • Module 4: Graphs — BFS, DFS, Topological Sort, Dijkstra & Bellman-Ford
  • Module 5: Advanced Graphs — MST (Kruskal, Prim), Floyd-Warshall & Network Flow
  • Module 6: Dynamic Programming — Memoization, Tabulation & DP on Trees/Graphs
  • Module 7: Tries, Segment Trees, Fenwick Trees & Sparse Tables
  • Module 8: Backtracking, Divide & Conquer, and Greedy Algorithms
  • Module 9: Competitive Programming Contest Training (Codeforces, AtCoder)
Professional DSA course — FAANG interview preparation, system design and mock interviews 🏆 FAANG Track
6 Months
System Design FAANG Prep Mock Interviews LLD/HLD
Level 03 — Professional

Professional DSA Course

InfoNexus Professional Program prepares engineers for senior roles. Students complete 100+ hand-picked interview problems, full system design modules (Low Level & High Level Design), and 50+ mock interviews then get connected with 50+ hiring partners.

6 Months Advanced Completed Expert Level Hybrid Mode Pro Certified

Course Modules

  • Module 1: Advanced DP — Bitmask, Digit DP, Matrix Exponentiation & Optimization
  • Module 2: String Algorithms — KMP, Z-Algorithm, Suffix Arrays & Rabin-Karp
  • Module 3: Advanced Graphs — Strongly Connected Components, Bridges & Articulation Points
  • Module 4: Low Level Design (LLD) — SOLID Principles, Design Patterns & OOP
  • Module 5: High Level Design (HLD) — Scalability, Load Balancing, Caching & Databases
  • Module 6: FAANG Problem Sets — 400+ Curated Interview Questions by Topic
  • Module 7: 50+ Mock Interviews — Reviewed by ex-Google & ex-Amazon Engineers
  • Module 8: Resume & LinkedIn Optimization + Behavioral Interview Mastery
  • Module 9: Placement Drive — 300+ Hiring Partners Including MNCs & Startups

Topics Mastered in Our Courses

500+
Students Trained
98%
Placement Rate
50+
Hiring Partners
100+
Practice Problems
₹4-5 LPA
Avg. Starting CTC

Student Stories

Graduates at Top Companies

InfoNexus graduates work at Top Companies and 300+ tech companies across India.

★★★★★

"The Advanced DSA Course completely rewired how I think about problems. I went from barely solving Easy LeetCode problems to cracking Amazon's OA and SDE-2 interviews in 4 months."

Siddharth Kumar
SDE-2
Placed via InfoNexus
★★★★★

"The Professional Course mock interviews were intense — just like the real thing. 50 mocks taught me how to think out loud, manage time, and handle follow-up questions. Google offer came 3 weeks after completing the course."

Neha Dubey
Software Engineer
Placed via InfoNexus
★★★★★

"I joined Basic Course with only C++ basics. The step-by-step module structure and daily practice problems built my confidence. Reached LeetCode rating 1900+ and got into Microsoft's FTE program."

Aryan Patel
FTE
Placed via InfoNexus

Common Questions

Frequently Asked Questions

Anyone aged 16+ with basic programming knowledge can enroll in the Basic Course. The Advanced Course requires completion of the Basic level or an equivalent assessment. The Professional Course requires Advanced level completion. Students with no programming background can first complete our 2-week free pre-requisite bootcamp.
InfoNexus Institute supports C++, Java, and Python. Students choose their preferred language at enrollment. All problem explanations, solution walkthroughs, and system design examples are provided in all three languages. Instructors are certified experts in all three languages.
Yes. The Professional DSA Course is specifically designed interview processes including Top Companies and Startups. It includes 100+ curated interview questions, 50+ mock interviews, and full system design (LLD + HLD) training aligned to real interview rounds.
Yes. InfoNexus Institute offers fully online, offline (Indore campus), and hybrid modes for all three DSA courses. All live sessions are recorded in HD and available for unlimited replay within 24 hours. Daily doubt-clearing sessions are held live, with recordings available the same evening.
InfoNexus Institute maintains a 98% placement rate. Professional Course graduates receive job offers within 90 days of completion. The placement cell connects graduates with 50+ partners including Top Companies and leading startups. Average CTC for Professional graduates is ₹8 LPA, with top offers reaching ₹12+ LPA.

Ready to Crack Your Dream Company?

Join 500+ InfoNexus graduates now working at Top Companies and 100+ top tech companies. Your FAANG journey starts with one click.

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