✓ Test your Java and Spring Boot knowledge with 18 hands-on discovery questions
✓ Explore a pre-built FoodieHub Spring Boot app and answer based on what you find
✓ Pass with 80% to earn your Java certification

Venkatesh Shanmugam

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50 min

MySQL Foundations: Schema Design for Production

Databases · Beginner

✓ Design production-ready database schemas for ZippyFood, a food delivery startup
✓ Learn RDBMS concepts, CREATE DATABASE, CREATE TABLE with proper data types, constraints, and schema auditing — the foundation every backend engineer needs

MongoDB Foundations: Schema Design for Production

Databases · Beginner

✓ Design production-ready document schemas for ZippyFood, a food delivery startup
✓ Learn MongoDB basics — document model, mongosh, databases, collections, insertions, queries, and indexes

PostgreSQL Foundations: Schema Design for Production

Databases · Beginner

✓ Design production-ready database schemas for ZippyFood, a food delivery startup
✓ Learn PostgreSQL-specific features like SERIAL, JSONB, TEXT arrays, custom ENUMs, and CHECK constraints — the foundation every backend engineer needs

MySQL CRUD: Core Operations & Pagination

Databases · Beginner

✓ Master CRUD operations for a food delivery app
✓ Learn multi-row INSERT, WHERE filtering, pattern matching, safe UPDATE/DELETE, pagination, and NULL handling using ZippyFood data

MongoDB CRUD: Documents, Arrays & Updates

Databases · Beginner

✓ Master MongoDB CRUD operations using ZippyFood data
✓ Learn query operators, logical operators, update operations, array queries, embedded document queries, and findAndModify

PostgreSQL CRUD & Pagination for Production APIs

Databases · Beginner

✓ Master production CRUD patterns for ZippyFood's food delivery platform
✓ Learn bulk inserts, RETURNING clause, UPSERT with ON CONFLICT, soft deletes, API pagination with LIMIT/OFFSET, and NULL handling — the PostgreSQL-specific patterns every backend engineer needs

MySQL Joins: The Relational Masterclass

Databases · Intermediate

✓ Master database relationships
✓ Learn FOREIGN KEY constraints, INNER/LEFT/RIGHT JOINs, multi-table chaining, and self-joins using ZippyFood delivery data

PostgreSQL Joins & Relations: Multi-Table Queries

Databases · Intermediate

✓ Master relational data queries for ZippyFood's order pipeline
✓ Learn referential integrity with foreign keys, all JOIN types including PostgreSQL-specific LATERAL joins, self-joins for referral networks, and multi-table chaining for production reporting

MongoDB Queries: Aggregation Pipelines

Databases · Intermediate

✓ Master MongoDB aggregation pipelines using ZippyFood order data
✓ Learn $match, $project, $group, $sort, $lookup, $unwind, and complex multi-stage analytics

PostgreSQL Analytics: CTEs, Window Functions & JSONB

Databases · Intermediate

✓ Build production analytics for ZippyFood using PostgreSQL's most powerful features
✓ Master aggregations, GROUP BY, subqueries, CTEs, window functions (RANK, LAG), JSONB analytics with ->> and @> operators, and create materialized views for dashboards

Advanced Analytics: CTEs & Window Functions

Databases · Intermediate

✓ The interview-killer SQL course
✓ Master aggregations, GROUP BY, HAVING, subqueries, CTEs, and window functions (RANK, LAG) using ZippyFood platform revenue data

MongoDB Data Modeling: Schema Design Patterns

Databases · Intermediate

✓ Master MongoDB schema design patterns using ZippyFood entities
✓ Learn embedding vs referencing, 1:1, 1:N, M:N relationships, bucket pattern, polymorphic pattern, schema validation, and migration strategies

System Reliability: Transactions & Indexing

Databases · Advanced

✓ The ultimate SRE/DevOps MySQL course
✓ Diagnose 4-second queries on a 1M-row table, fix them with B-Tree indexes, and master ACID transactions for ZippyFood's digital wallet

MongoDB Performance: Indexes & Optimization

Databases · Advanced

✓ Master MongoDB performance optimization using ZippyFood's large datasets
✓ Learn single field indexes, compound indexes, text indexes, explain plans, data import/export, and performance tuning

PostgreSQL Administration: Transactions, Indexing & Performance

Databases · Advanced

✓ Master production PostgreSQL administration for ZippyFood at scale
✓ Diagnose bottlenecks with EXPLAIN ANALYZE on 1M-row tables, create B-tree and GIN indexes, understand MVCC and VACUUM, write ACID transactions for wallet transfers, manage roles and permissions, and extend PostgreSQL with pg_trgm and pgstattuple

MySQL Mastery: Flash Sale Simulator

Databases · Intermediate

✓ Test your MySQL knowledge with hands-on discovery questions against the ZippyFood database, then build a Flash Sale Simulator dashboard with Streamlit
✓ Covers queries, transactions with row-level locking, and performance tuning
✓ Pass with 80% to complete your MySQL certification path

MongoDB Mastery: Quiz + ZippyFood Dashboard

Databases · Intermediate

✓ Test your MongoDB mastery with 8 discovery questions using ZippyFood data, then build a complete Streamlit analytics dashboard with PyMongo aggregation pipelines

PostgreSQL Mastery: Quiz + Flash Sale Dashboard

Databases · Intermediate

✓ Prove your PostgreSQL mastery with 8 hands-on discovery questions exploring ZippyFood's production database
✓ Then build a complete Streamlit dashboard with psycopg2 — including a Flash Sale Simulator that tests ACID transactions under concurrent load
✓ Pass with 80% to earn your PostgreSQL certification

JavaScript Foundations: Variables, Types & Operators

JavaScript · Beginner

✓ Start your JavaScript journey
✓ Learn variables, data types, operators, and control flow - the building blocks of every JS application

JavaScript Functions: Scope & Closures

JavaScript · Beginner

✓ Master functions in JavaScript
✓ Learn declarations, expressions, arrow functions, scope, closures, and higher-order functions

Configuring a Static Website with S3 and CloudFront

Storage & CDN · Beginner

✓ Learn to host a production-ready static website using Amazon S3 for storage and CloudFront as a global CDN
✓ Master Origin Access Control (OAC) for secure content delivery

Arrays & Strings: Foundation of Interviews

DSA · Intermediate

✓ Master array manipulation and string algorithms with 15 hands-on coding problems
✓ Learn essential patterns like two pointers, sliding window, hash maps, and Kadane's algorithm that appear in 80% of coding interviews

Hash Maps & Sets: The O(1) Secret Weapon

DSA · Intermediate

✓ Master hash-based data structures with 12 hands-on coding problems
✓ Learn frequency counting, caching patterns, deduplication, and the O(1) lookup techniques that make or break coding interviews

JavaScript Objects & Arrays: Data Structures

JavaScript · Intermediate

✓ Master JavaScript's core data structures
✓ Work with objects, arrays, destructuring, and modern spread/rest syntax

Linked Lists: Pointer Manipulation Mastery

DSA · Intermediate

✓ Master linked list operations with 12 hands-on coding problems
✓ Learn reversal, cycle detection, merging, two-pointer techniques, and the pointer manipulation skills essential for coding interviews

JavaScript DOM: Manipulation & Events

JavaScript · Intermediate

✓ Bring web pages to life
✓ Learn to select, modify, and create DOM elements, and handle user interactions with events

Stacks & Queues: LIFO and FIFO Patterns

DSA · Intermediate

✓ Master stack and queue data structures with 12 hands-on coding problems
✓ Learn monotonic stacks, expression evaluation, sliding window techniques, and the patterns that unlock efficient solutions to common interview problems

JavaScript Async: Promises & Fetch

JavaScript · Intermediate

✓ Master asynchronous JavaScript
✓ Learn callbacks, promises, async/await, and the Fetch API for working with APIs

Trees & BST: Hierarchical Thinking

DSA · Intermediate

✓ Master tree data structures with 18 hands-on coding problems
✓ Learn traversals, recursion patterns, BST operations, and the hierarchical thinking essential for coding interviews

JavaScript Modern: ES6+ Features

JavaScript · Intermediate

✓ Master modern JavaScript features including modules, classes, iterators, generators, and the latest ES2020+ additions

Graphs: Connected World Problems

DSA · Advanced

✓ Master graph algorithms with 15 hands-on coding problems
✓ Learn DFS, BFS, topological sort, shortest path with Dijkstra, and Union-Find patterns essential for FAANG coding interviews

JavaScript Mastery Quiz

JavaScript · Intermediate

✓ Test your JavaScript knowledge with 18 hands-on discovery questions covering all six courses in the JavaScript Learning Path

Dynamic Programming: The Interview Game Changer

DSA · Advanced

✓ Master dynamic programming with 20 hands-on coding problems
✓ Learn memoization, tabulation, 1D/2D DP, knapsack patterns, and the problem-solving framework essential for FAANG coding interviews

Sorting & Searching: Algorithm Classics

DSA · Intermediate

✓ Master search and sort algorithms with 12 hands-on coding problems
✓ Learn binary search variations, quickselect, divide-and-conquer patterns, and the algorithmic techniques essential for FAANG coding interviews

Node.js Playground

Cloud · Beginner

✓ js 20+ with npm and Express-ready environment
✓ Build APIs, practice JavaScript, and test web applications

Python Playground

Cloud · Beginner

✓ 11+ with pip, jupyter, and common ML/data libraries
✓ Write scripts, build projects, and experiment freely

Git Playground

Cloud · Beginner

✓ Git CLI with sample repositories
✓ Practice branching, merging, rebasing, conflict resolution, and Git workflows

MongoDB Playground

Cloud · Beginner

✓ Running MongoDB instance with mongosh CLI
✓ Practice CRUD operations, aggregation pipelines, indexes, and data modeling

Kubernetes Playground

Cloud · Beginner

✓ Kubernetes environment with kubectl
✓ Deploy pods, services, deployments, and practice cluster management

Docker Playground

Cloud · Beginner

✓ Docker daemon with full build, run, and compose capabilities
✓ Practice container workflows in a real Docker environment

Linux Playground

Cloud · Beginner

✓ Full Ubuntu terminal with sudo access
✓ Practice shell commands, scripting, package management, and system administration

ECS Playground

Cloud · Beginner

✓ Deploy and manage containerized applications with ECS, ECR, and Application Load Balancers in a real AWS account

Terraform Playground

Cloud · Beginner

✓ Terraform CLI with LocalStack sidecar providing simulated AWS services
✓ Practice IaC with plan, apply, and destroy workflows

Java Playground

Cloud · Beginner

✓ JDK 21 with Maven and Spring Boot-ready environment
✓ Compile, run, and build Java applications

EC2 Playground

Cloud · Beginner

✓ Launch and manage EC2 instances, security groups, key pairs, and EBS volumes in a real AWS account

PostgreSQL Playground

Cloud · Beginner

✓ Running PostgreSQL 16 instance with psql CLI
✓ Practice advanced SQL, CTEs, window functions, JSON, and extensions

MySQL Playground

Cloud · Beginner

✓ Running MySQL 8
✓ 0 instance with mysql CLI
✓ Practice SQL queries, schema design, indexes, and stored procedures

VPC Playground

Cloud · Beginner

✓ Design and build VPC networks with subnets, route tables, internet gateways, NAT gateways, and security groups in a real AWS account

Database Playground

Cloud · Beginner

✓ Create and manage RDS instances, DynamoDB tables, and practice database operations in a real AWS account

S3 Playground

Cloud · Beginner

✓ Create and manage S3 buckets, configure static website hosting, and set up CloudFront CDN in a real AWS account

Lambda Playground

Cloud · Beginner

✓ Build and deploy serverless functions with Lambda, API Gateway, and CloudWatch in a real AWS account

Git Foundations: Your First Repository

Git · Beginner

✓ Start your Git journey
✓ Learn what version control is, configure Git, create your first repository, and master staging, committing, and viewing history

Git Branching & Merging: Master Branch Management

Git · Beginner

✓ Learn to create branches, switch between them, and merge changes
✓ Practice resolving merge conflicts with hands-on exercises using the IPL Cricket Stats project

Git Remote Repositories: Sync & Collaborate

Git · Beginner

✓ Learn to work with remote repositories
✓ Master fetch, pull, push, and understand how to sync your local work with GitHub and other remotes

Git Collaborative Workflows: Team Collaboration

Git · Intermediate

✓ Learn professional team workflows including Pull Requests, code review, and issue tracking
✓ Practice with a simulated team environment on the IPL Cricket Stats project

Git Advanced: Power User Techniques

Git · Intermediate

✓ Master advanced Git techniques including interactive rebase, cherry-pick, bisect, and reflog
✓ Learn to rewrite history and recover from mistakes

Git Quiz & Capstone: Final Assessment

Git · Intermediate

✓ Demonstrate your Git mastery
✓ Complete real-world challenges covering all Git fundamentals - branching, merging, remote sync, and collaboration

GitHub Actions Foundations: Your First Workflow

GitHub Actions · Beginner

✓ Start automating with GitHub Actions
✓ Learn workflow syntax, triggers, jobs, and steps
✓ Create your first CI workflow using the IPL Cricket Stats project

GitHub Actions CI Pipelines: Build & Test Automation

GitHub Actions · Intermediate

✓ Build professional CI pipelines
✓ Learn to automate testing, linting, and builds
✓ Implement caching, matrix builds, and artifact management

GitHub Actions CD Deployments: Deploy Automation

GitHub Actions · Intermediate

✓ Master Continuous Deployment
✓ Learn environment management, deployment workflows, release automation, and rollback strategies

GitHub Actions Advanced: Power Patterns

GitHub Actions · Intermediate

✓ Master advanced GitHub Actions patterns
✓ Learn reusable workflows, composite actions, matrix strategies, and workflow security best practices

GitHub Actions Quiz & Capstone: Final Assessment

GitHub Actions · Intermediate

✓ Demonstrate your GitHub Actions mastery
✓ Build a complete CI/CD pipeline with testing, deployment, and advanced patterns in a real-world scenario

Python for AI: Master Python Through Cricket

AI/ML · Beginner

✓ Master Python programming from scratch using IPL cricket data
✓ No prior coding experience needed
✓ Every concept is explained with relatable cricket examples - perfect for Indian engineering students starting their AI/ML journey

Prompt Engineering Fundamentals: Master the Basics

AI/ML · Beginner

✓ Learn the foundations of effective prompt engineering
✓ Understand basic prompt structure, system prompts, and how to communicate clearly with AI models

Prompt Engineering Intermediate: Output Control & Reasoning

AI/ML · Intermediate

✓ Take your prompting skills to the next level
✓ Learn output formatting, chain-of-thought reasoning, and few-shot prompting techniques

Prompt Engineering Advanced: Complex Prompts & Real-World Applications

AI/ML · Advanced

✓ Master advanced prompt engineering with complex multi-step prompts, real-world applications, and production-ready techniques

Prompt Engineering Tool Use: Function Calling & Structured Outputs

AI/ML · Advanced

✓ Learn how to enable AI models to use tools and functions
✓ Master structured outputs, tool definitions, and building AI agents

Prompt Engineering Evaluations: Testing & Measuring AI Performance

AI/ML · Advanced

✓ Learn how to systematically evaluate and improve your prompts
✓ Master code-graded evaluations, model-graded assessments, and automated testing

Using Amazon Bedrock for Content Moderation

AI/ML · Beginner

✓ In this Cloud Lab, you’ll learn to create a content moderation system using Amazon Bedrock by integrating AWS services like EventBridge, SQS, Lambda, S3, and DynamoDB

Identity Verification Using Amazon Rekognition

AI/ML · Intermediate

✓ Build a real-world facial recognition login system
✓ Learn to use Amazon Rekognition, S3, EC2, and API Gateway to create a secure Flask application that verifies users based on their images

Retrieval-Augmented Generation (RAG) with Amazon Bedrock

AI/ML · Intermediate

✓ Unlock the power of RAG
✓ Learn how to build an Amazon Bedrock Knowledge Base using S3 for data and Aurora PostgreSQL as a vector store to create intelligent, context-aware AI applications

AWS Cloud Computing Essentials

Compute · Beginner

✓ Go from zero to hero by learning the fundamentals of cloud computing
✓ Get hands-on with core AWS services like S3, EC2, and Lambda to build and deploy real applications

Getting Started with Virtual Private Cloud (VPC) in AWS

Networking · Beginner

✓ Build your own secure corner of the AWS cloud
✓ Learn to create VPCs, configure public & private subnets, manage routing, and control internet access for your EC2 instances

Working with NoSQL Databases: A Beginner's Guide to AWS DynamoDB

Database · Beginner

✓ Go from zero to hero by learning the fundamentals of Amazon DynamoDB
✓ Get hands-on with creating tables, adding data, and optimizing read performance with Queries, Scans, and Secondary Indexes

Getting to Know AWS Lambda

Serverless · Beginner

✓ Dive into serverless
✓ Learn to create, configure, invoke, and manage AWS Lambda functions using the console, Function URLs, S3 triggers, and SDKs
✓ Master versions and aliases for smooth deployments

Attach an Application Load Balancer to EC2 Auto Scaling Group

Networking · Beginner

✓ Learn how to automatically distribute web traffic
✓ Build a resilient setup using an Application Load Balancer (ALB) connected to an EC2 Auto Scaling Group (ASG) for high availability

Docker Foundations: Your First Container

Docker · Beginner

✓ Master the basics of Docker containers
✓ Learn to run, manage, and understand containers from the ground up

Docker Images: Building Production Containers

Docker · Beginner

✓ Master Dockerfile creation, multi-stage builds, and image optimization techniques for production-ready containers

Docker Volumes: Persistent Data & Storage

Docker · Intermediate

✓ Master data persistence with Docker volumes, bind mounts, and storage strategies for stateful applications

Docker Networking: Container Communication

Docker · Intermediate

✓ Master Docker networking including bridge networks, container DNS, port mapping, and multi-host networking concepts

Docker Compose: Multi-Container Applications

Docker · Intermediate

✓ Build and manage multi-container applications with Docker Compose
✓ Learn service orchestration, networking, and development workflows

Docker for AI/ML: Containerizing Machine Learning

Docker · Intermediate

✓ Learn to containerize machine learning models, manage Python environments, and deploy ML applications with Docker
✓ Our unique differentiator course

Docker Security: Production-Ready Containers

Docker · Advanced

✓ Master Docker security best practices, vulnerability scanning, secrets management, and production deployment patterns
✓ Capstone course

Docker Mastery Quiz

Docker · Intermediate

✓ Test your Docker knowledge with 18 hands-on discovery questions
✓ Explore the pre-configured environment and answer based on what you find
✓ Pass with 80% to earn your Docker certification

Kubernetes Foundations: Your First Cluster

Kubernetes · Beginner

✓ Start your Kubernetes journey
✓ Learn cluster architecture, kubectl basics, and deploy your first pods using the IPL E-Commerce application
✓ Perfect for Docker users ready for orchestration

Kubernetes Workloads: Deployments, Scaling & Updates

Kubernetes · Beginner

✓ Master Kubernetes workload management
✓ Learn multi-container pods, ReplicaSets, Deployments, rolling updates, rollback strategies, autoscaling, and DaemonSets using the IPL E-Commerce application

Kubernetes Services & Networking: Expose & Connect

Kubernetes · Beginner

✓ Master Kubernetes networking
✓ Learn Services (ClusterIP, NodePort, LoadBalancer), DNS, service discovery, port forwarding, and Ingress controllers using the IPL E-Commerce application

Kubernetes Storage: Persistent Volumes & StatefulSets

Kubernetes · Intermediate

✓ Master Kubernetes storage with Persistent Volumes, StorageClasses, and StatefulSets
✓ Learn to deploy stateful applications like PostgreSQL and Redis for the IPL E-Commerce platform

Kubernetes Jobs & Scheduling: Jobs, CronJobs & Pod Placement

Kubernetes · Intermediate

✓ Master Kubernetes Jobs for batch processing, CronJobs for scheduled tasks, and advanced pod scheduling with node selectors, affinity, taints, and tolerations
✓ Build automated inventory sync and price update jobs for the IPL E-Commerce platform

Kubernetes Configuration: ConfigMaps, Secrets & Environment

Kubernetes · Intermediate

✓ Configure your applications properly
✓ Learn ConfigMaps, Secrets, environment variables, and kubeconfig management
✓ Store IPL E-Commerce team configs and database credentials securely

Kubernetes Observability: Logs, Probes & Debugging

Kubernetes · Advanced

✓ Master Kubernetes observability and debugging
✓ Learn container logs, kubectl exec, liveness/readiness/startup probes, resource metrics, and troubleshooting techniques using the IPL E-Commerce application

Kubernetes Security: RBAC & Access Control

Kubernetes · Advanced

✓ Master Kubernetes security and access control
✓ Learn Role-Based Access Control (RBAC), Roles, ClusterRoles, RoleBindings, ServiceAccounts, SecurityContext, Network Policies, and Pod Security Standards using the IPL E-Commerce application

Kubernetes Cluster Administration: Managing & Maintaining Clusters

Kubernetes · Advanced

✓ Master Kubernetes cluster administration
✓ Learn resource quotas, limit ranges, node maintenance, cordon/drain operations, etcd backup/restore, cluster upgrades, and monitoring using the IPL E-Commerce application

Kubernetes Mastery: Hands-On Quiz + IPL E-Commerce Deploy

Kubernetes · Intermediate

✓ Prove your Kubernetes mastery
✓ Complete 8 hands-on quizzes testing real kubectl skills, then deploy a complete IPL E-Commerce platform with PostgreSQL, Redis, Catalog API, Orders API, and Frontend

Linux Foundations

Linux · Beginner

✓ Master essential Linux skills by building a real AI project workspace
✓ Learn to navigate the file system, organize files, and understand permissions—skills required for any cloud, DevOps, or engineering role

Shell Mastery

Linux · Beginner

✓ Master the Linux command line by building a real log analysis pipeline
✓ Learn pipes, redirection, grep, sed, and awk—essential skills for any DevOps, SRE, or data engineering role

Users & Permissions

Linux · Intermediate

✓ Master Linux user management and permissions by setting up a secure multi-user machine learning server
✓ Learn to create users, manage groups, set permissions, and implement access controls—critical skills for any DevOps or SRE role

System Administration

Linux · Intermediate

✓ Learn essential Linux system administration by managing a production API server
✓ Master process control, service management, system monitoring, and scheduled tasks—the core skills every SRE, DevOps engineer, and system administrator needs daily

Scripting & Automation

Linux · Intermediate

✓ Complete your Linux journey by mastering Bash scripting
✓ Build a real server health monitoring dashboard that combines everything you've learned—file operations, text processing, permissions, and system administration—into automated tools

Terraform Fundamentals: Understanding Infrastructure as Code

Terraform · Beginner

✓ Discover Infrastructure as Code and learn why Terraform is the industry standard
✓ Set up your environment and explore Terraform's core concepts

Terraform Core Workflow: Init, Plan, Apply, Destroy

Terraform · Beginner

✓ Master the essential Terraform workflow
✓ Learn to initialize projects, preview changes, apply infrastructure, and clean up resources safely

Terraform Providers: Connecting to Cloud APIs

Terraform · Beginner

✓ Deep dive into Terraform providers
✓ Learn to configure, version, and work with multiple providers to manage cloud resources

Terraform Configuration: Variables, Outputs, and Expressions

Terraform · Intermediate

✓ Master Terraform's configuration language
✓ Learn to use variables for flexibility, outputs for sharing data, and expressions for dynamic configurations

Terraform State Management: Managing Infrastructure State

Terraform · Intermediate

✓ Master Terraform state management
✓ Learn to configure remote backends, implement state locking, handle drift, and secure sensitive state data

Terraform Modules: Reusable Infrastructure Components

Terraform · Intermediate

✓ Build reusable, composable infrastructure modules
✓ Learn module structure, inputs/outputs, registry modules, and versioning

Terraform Operations & Certification: Production Skills & Exam Prep

Terraform · Intermediate

✓ Master advanced Terraform operations and prepare for certification
✓ Learn state commands, importing, debugging, HCP Terraform concepts, and exam strategies

Sivaram Raju

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