🚀 India's Premier DSA with Java Program

Master Data Structures
& Algorithms with
Java — Get Hired.

INFONEXUS IT Institute delivers a structured, industry-aligned DSA with Java curriculum across three progressive levels — Basic, Advanced, and Professional — designed to transform beginners into placement-ready engineers.

Explore Modules ↓
0 Students Trained
0 % Placement Rate
0 Expert Trainers
0 Partner Companies

Why INFONEXUS Leads
DSA Java Training

INFONEXUS IT Institute delivers structured, mentor-led DSA with Java training that directly maps to top-tech company interview patterns — from FAANG to Indian unicorns.

🎯

Industry-Mapped Curriculum

Every module aligns with real interview patterns from Amazon, Microsoft, Google, Flipkart, TCS and 180+ hiring partners. Topics are chosen by data, not tradition.

🧑‍💻

Live Coding Sessions

Daily hands-on problem-solving with expert trainers. Students solve 1500+ curated problems across arrays, trees, graphs, DP, and more using Java.

🏆

Placement Assistance

INFONEXUS IT Institute provides 100% placement Assistance with dedicated mock interviews, resume reviews, and referrals to 100+ hiring companies.

📊

Performance Analytics

Students receive weekly progress reports tracking problem-solving speed, accuracy, and topic mastery — enabling targeted improvement.

Flexible Batches

Weekday, weekend, and fast-track batches available. Both offline (Indore) and online modes supported with recorded backup for every class.

🤝

Lifetime Community

Join 3200+ INFONEXUS alumni on a private Discord. Get peer support, job referrals, and access to our monthly alumni talk series.

Students learning DSA with Java at INFONEXUS IT Institute

DSA with Java: The Complete Path to Tech Success

The INFONEXUS DSA with Java program trains students to think algorithmically, write efficient Java code, and crack competitive tech interviews. The course spans 6 months across three progressive levels — each building directly on the previous.

Java 17+ IntelliJ IDEA LeetCode HackerRank CodeForces Git & GitHub

Three Levels, One Complete Journey

Choose your starting level or progress through all three. Each module is a self-contained, expert-designed learning path.

DSA with Java programming course banner — INFONEXUS IT Institute

DSA with Java — Full Program

6 months · 3 progressive levels · 500+ problems · Industry-expert trainers · 100% placement Assistance

🟢 Basic Level — Foundation & Core DSA
Duration: 8 Weeks
📘 120+ Problems
🎓 No Prior Experience Needed
📜 Certificate Included
01

Java Foundations & Environment Setup

  • Java syntax, variables, data types & operators
  • Control flow: if-else, loops, switch statements
  • Methods, parameters, return types & overloading
  • IDE setup: IntelliJ IDEA, JDK 17 configuration
  • First Java programs: input/output with Scanner
02

Arrays & String Manipulation

  • 1D and 2D arrays — traversal & manipulation
  • String class methods & StringBuilder
  • Sliding window & two-pointer techniques
  • Frequency maps with HashMap for array problems
  • 30+ curated LeetCode easy/medium problems
03

Linked Lists — Singly & Doubly

  • Node class design & pointer manipulation in Java
  • Insertion, deletion & traversal operations
  • Reversing linked lists — iterative & recursive
  • Floyd's cycle detection algorithm
  • Merge sorted linked lists & find middle node
04

Stacks & Queues

  • Stack using array & LinkedList in Java
  • Queue, Deque, PriorityQueue from Java Collections
  • Balanced parentheses, next greater element
  • Monotonic stack patterns for interview problems
  • BFS using queue — intro to graph traversal
05

Recursion & Sorting Algorithms

  • Recursion fundamentals — base case & call stack
  • Merge Sort, Quick Sort & their Java implementations
  • Bubble, Selection & Insertion sort analysis
  • Binary Search — iterative & recursive variants
  • Time & space complexity with Big-O notation
06

Object-Oriented Programming in Java

  • Classes, objects, constructors & access modifiers
  • Inheritance, polymorphism & method overriding
  • Abstract classes, interfaces & design patterns
  • Exception handling with try-catch-finally
  • Java Collections: List, Set, Map in practice

🎯 Basic Level Outcome: Students completing the Basic module demonstrate solid Java programming skills, solve 120+ LeetCode problems, and confidently handle arrays, linked lists, recursion, and OOP concepts in interviews.

🔵 Advanced Level — Trees, Graphs & Algorithms
Duration: 10 Weeks
📘 200+ Problems
🎓 Prerequisites: Basic Level
📜 Certificate Included
07

Binary Trees & Binary Search Trees

  • Tree node structure & recursive traversals in Java
  • Inorder, Preorder, Postorder — iterative & recursive
  • Level-order BFS traversal using Queue
  • BST: insert, search, delete & validation
  • LCA, height, diameter & path sum problems
08

Heaps & Priority Queues

  • Min-heap & max-heap internals — heapify in Java
  • Java PriorityQueue — custom comparators
  • Top-K elements using heap — O(N log K) patterns
  • Kth largest element & sliding window maximum
  • Heap sort implementation & analysis
09

Graphs — BFS, DFS & Shortest Paths

  • Graph representations: adjacency list & matrix
  • BFS & DFS — iterative & recursive Java implementations
  • Topological sort using Kahn's algorithm & DFS
  • Dijkstra's & Bellman-Ford shortest path algorithms
  • Cycle detection in directed & undirected graphs
10

Dynamic Programming — Foundations

  • Memoization vs tabulation — when to use each
  • Fibonacci, coin change & knapsack problem families
  • Longest Common Subsequence & Longest Increasing Subsequence
  • 0/1 Knapsack, unbounded knapsack, rod cutting
  • DP on strings: edit distance & wildcard matching
11

Backtracking & Divide & Conquer

  • Backtracking template — state space & pruning
  • N-Queens, Sudoku Solver, Word Search in Java
  • Permutations, combinations & subsets generation
  • Divide & conquer: merge sort, quick select patterns
  • Rate analysis & interview strategy for backtracking
12

Hashing, Tries & Advanced Data Structures

  • HashMap internals — hash functions & collision resolution
  • Trie implementation for prefix/autocomplete problems
  • Segment tree & Fenwick tree (BIT) for range queries
  • Disjoint Set Union (Union-Find) with path compression
  • Problem-solving patterns: sliding window & monotonic queue

🔵 Advanced Level Outcome: Students master trees, graphs, DP, and advanced data structures — solving 200+ medium-to-hard problems and confidently tackling FAANG-level algorithm rounds.

🟣 Professional Level — Expert Algorithms & Interview Mastery
Duration: 8 Weeks
📘 180+ Hard Problems
🎓 Prerequisites: Advanced Level
📜 Industry Certificate
13

Advanced Dynamic Programming Patterns

  • DP on trees: subtree DP & rerooting technique
  • Bitmask DP for combinatorial optimization
  • Digit DP for range-based counting problems
  • Interval DP: matrix chain multiplication & burst balloons
  • State compression & SOS DP (Sum over Subsets)
14

Advanced Graph Algorithms

  • Floyd-Warshall all-pairs shortest path algorithm
  • Minimum Spanning Tree: Kruskal's & Prim's algorithms
  • Strongly Connected Components: Kosaraju's & Tarjan's
  • Articulation points, bridges & biconnected components
  • Network flow: Ford-Fulkerson & max bipartite matching
15

System Design Fundamentals

  • Scalability principles: horizontal vs vertical scaling
  • Load balancers, caching strategies & CDN design
  • Database sharding, replication & CAP theorem
  • Design: URL shortener, Twitter feed, WhatsApp system
  • Microservices architecture & API gateway patterns
16

Competitive Programming & Contest Strategy

  • Segment trees with lazy propagation & persistent trees
  • KMP, Z-algorithm & Aho-Corasick for string problems
  • Convex hull & computational geometry basics
  • Codeforces Div 2/3 contest strategy & upsolving
  • Google Kickstart & Meta Hacker Cup preparation
17

FAANG Interview Simulation

  • 10 full mock interviews with senior engineers
  • Behavioral interview preparation with STAR framework
  • Resume review & LinkedIn profile optimization
  • Company-specific DSA pattern banks (Google, Amazon)
  • Salary negotiation strategies & offer evaluation
18

Java Concurrency & Performance Optimization

  • Multithreading & thread safety in Java — synchronized, volatile
  • Java Executor framework & CompletableFuture
  • Memory model, GC tuning & JVM performance profiling
  • Lock-free data structures: ConcurrentHashMap internals
  • Real-world Java performance optimization case studies

🟣 Professional Level Outcome: Students achieve expert-level algorithmic thinking — cracking FAANG interviews, winning competitive programming rounds, and designing scalable Java systems with confidence.

Learn from Industry Experts

INFONEXUS trainers bring real-world Java and DSA experience from top product companies — not just academic theory.

Rajesh Kumar — Senior Java DSA Trainer at INFONEXUS IT Institute

Rajesh Kumar

Senior DSA Trainer

Ex-Amazon SDE · 9+ Years Industry Exp.
Priya Sharma — Java Algorithms Expert at INFONEXUS

Priya Sharma

Algorithms Expert

Ex-Microsoft · 7+ Years · LeetCode Top 2%
Aditya Verma — Competitive Programming Coach INFONEXUS

Aditya Verma

Competitive Programming

Codeforces Expert · IIT Delhi Alumnus
Sneha Patel — System Design Trainer INFONEXUS IT Institute

Sneha Patel

System Design Trainer

Ex-Flipkart · 8+ Years · NIT Surathkal

Voices of Our 3200+ Alumni

Real stories from students who transformed their careers with INFONEXUS IT Institute's DSA with Java program.

★★★★★
"

The INFONEXUS DSA with Java program is exceptional. The structured approach — starting from basics to professional level — made complex algorithms easy to understand. I cracked Amazon SDE-1 after 4 months!

Karan Mehta student INFONEXUS
Karan Mehta
SDE-1 at Amazon · Batch 2024
★★★★★
"

Before INFONEXUS, I couldn't solve even easy LeetCode problems. After completing all three levels, I solved 600+ problems and landed a ₹18 LPA package at Zomato. The mock interviews were game-changing.

Anjali Singh student INFONEXUS
Anjali Singh
Software Engineer at Zomato · Batch 2024
★★★★★
"

The Professional module's system design sessions are world-class. Trainer Rajesh explains Dijkstra's and DP patterns in a way you won't forget. I cleared Microsoft's 4-round interview cycle with confidence.

Rohan Gupta student INFONEXUS
Rohan Gupta
SDE at Microsoft · Batch 2023

Frequently Asked Questions

Everything you need to know about the INFONEXUS IT Institute DSA with Java program.

The complete DSA with Java program spans 26 weeks (approximately 6 months): Basic Level (8 weeks) + Advanced Level (10 weeks) + Professional Level (8 weeks). Students can join individual levels or enroll in the complete program for maximum placement benefit.
No prior programming experience is required. The Basic module starts from absolute Java fundamentals — variables, loops, and methods — before progressing to data structures. Complete beginners are welcome and well-supported with recorded sessions and doubt-clearing slots.
INFONEXUS IT Institute offers both offline classes at our Indore center and live online classes on Zoom. All sessions are recorded and available for 6 months. Weekend batches are available for working professionals.
INFONEXUS provides comprehensive placement support including: 10+ mock interviews with industry engineers, resume and LinkedIn review, referrals to 180+ hiring partners, job application assistance, and salary negotiation guidance. The Professional module includes dedicated placement sprints.
Students completing all three levels solve 500+ curated problems across arrays, strings, linked lists, trees, graphs, DP, backtracking, heaps, and advanced algorithms. Problems are sourced from LeetCode, HackerRank, Codeforces, and company-specific interview banks.
Students receive a digitally verifiable INFONEXUS IT Institute certificate for each completed level. The Professional level certificate includes a letter of recommendation from a senior trainer and is recognized by 180+ partner companies. Certificates can be shared directly on LinkedIn.

Start Your DSA Journey Today

Join 3200+ INFONEXUS alumni who transformed their careers. Book a free demo session and get a complete course roadmap — no commitment required.

Chat on WhatsApp