Windows App Development: Beginner to Expert
Build professional Windows desktop applications with C#, .NET, WPF, WinUI 3, MVVM, databases, testing, MSIX packaging, and Windows integration.
View courseBeginner → Expert · strict mastery learning
Learn it. Build it. Prove it.
BuddyAI Learn is a technical learning platform built around complete skill tracks, guided practical work, locked progression, timed assessments, code practice, strict grading, and targeted remediation.
Complete course tracks100
Mastery modules1,747
Practical lessons29,941
Exam questions75,500+
Course catalog
From fundamentals to professional work
Every module ends in a mastery exam.
Full-Stack Website Development
Master modern websites from semantic HTML and responsive CSS through JavaScript, PHP, APIs, authentication, security, databases, testing, deployment, and production operations.
View courseMySQL Developer and DBA Masterclass
Learn SQL, relational modeling, MySQL administration, indexing, transactions, security, backup, replication, optimization, and production troubleshooting.
View courseBlender 3D Mastery
Go from first viewport navigation to modeling, sculpting, UVs, materials, lighting, rigging, animation, simulation, Geometry Nodes, rendering, compositing, and portfolio-quality production.
View courseAnimation: Foundations to Professional Production
Master timing, spacing, posing, motion, 2D/3D principles, character animation, cinematography, editing, sound, production pipelines, and polished final delivery.
View coursePython Software Development
Learn Python from syntax through OOP, testing, APIs, automation, data, concurrency, packaging, performance, and professional software architecture.
View courseJavaScript and TypeScript Engineering
Master JavaScript and TypeScript for browser and server applications, including async programming, testing, tooling, architecture, performance, and advanced language patterns.
View coursePHP Backend Development
Build secure PHP applications from syntax and OOP through PDO, authentication, APIs, architecture, Composer, testing, queues, caching, and deployment.
View courseC# and .NET Engineering
Master C# and .NET for robust applications, APIs, desktop software, data access, testing, concurrency, performance, and architecture.
View courseJava Software Engineering
Learn Java from core syntax through OOP, collections, concurrency, testing, databases, Spring concepts, performance, and enterprise architecture.
View courseC and C++ Systems Programming
Develop deep programming fundamentals with memory, pointers, data structures, modern C++, RAII, concurrency, performance, debugging, and systems-level design.
View courseGit, GitHub and DevOps Workflow
Master version control, collaboration, CI/CD concepts, release discipline, automation, environments, observability, and reliable engineering workflow.
View courseLinux System Administration
Operate Linux systems confidently: shell, filesystems, users, permissions, services, networking, security, storage, automation, monitoring, and troubleshooting.
View courseComputer Networking: Beginner to Expert
Understand and troubleshoot networks from Ethernet and IP through routing, switching, DNS, HTTP, Wi-Fi, VPNs, firewalls, monitoring, and design.
View courseCybersecurity and Defensive Security
Build defensive security skills across threat modeling, identity, networks, web security, endpoint hardening, vulnerability management, monitoring, incident response, and governance.
View courseCloud Computing and Architecture
Learn cloud principles, virtual networks, compute, storage, identity, managed databases, scaling, reliability, security, cost control, and architecture.
View courseDocker and Kubernetes
Build and operate containers from Dockerfiles and Compose through registries, Kubernetes workloads, networking, storage, security, observability, and production deployment.
View courseData Analysis and Business Intelligence
Develop data skills from cleaning and SQL through spreadsheets, Python analysis, visualization, statistics, dashboards, and decision-ready reporting.
View courseAI and Machine Learning Engineering
Learn machine learning foundations, data preparation, evaluation, classical models, neural networks, LLM application patterns, responsible AI, deployment, and monitoring.
View courseUI/UX and Product Design
Master user research, information architecture, interaction design, visual systems, accessibility, prototyping, usability testing, handoff, and product design practice.
View courseWordPress and cPanel Website Operations
Create, secure, optimize, migrate, back up, and operate WordPress sites on cPanel hosting with domains, DNS, SSL, email, databases, and production maintenance.
View courseIT Support, Hardware and Troubleshooting
Build professional support skills across hardware, operating systems, accounts, networking, malware hygiene, backups, ticketing, remote support, and systematic troubleshooting.
View courseAPI and Backend Engineering
Design robust backend services with HTTP, REST, authentication, databases, validation, testing, caching, queues, observability, security, and scalable architecture.
View courseSoftware Testing and QA Engineering
Learn test design, unit and integration testing, web/API testing, automation, test data, performance, accessibility, defect analysis, CI, and quality strategy.
View courseMobile App Development Fundamentals
Learn mobile product architecture, UI, navigation, state, local storage, networking, notifications, testing, security, performance, and release workflows.
View courseGame Development and Real-Time Interactive Systems
Build game-development fundamentals across loops, input, physics, scene systems, scripting, assets, UI, audio, AI, performance, testing, and shipping.
View courseComputer Science and Algorithms
Build durable CS foundations in complexity, data structures, algorithms, recursion, graphs, operating-system concepts, databases, networks, compilers, and system design.
View courseReact Frontend Engineering: Beginner to Expert
Build production React applications with modern component design, hooks, routing, state, forms, testing, performance, accessibility, security, server integration, and deployment.
View courseVue.js Frontend Engineering
Master Vue from reactivity and components through Composition API, routing, state, TypeScript, testing, performance, accessibility, security and production delivery.
View courseAngular Application Engineering
Build enterprise Angular applications with TypeScript, components, dependency injection, RxJS, routing, forms, testing, state, performance, security and deployment.
View courseNode.js Backend Engineering
Engineer secure Node.js services with the runtime, async I/O, HTTP, APIs, databases, authentication, queues, testing, observability, performance and production operations.
View courseLaravel Web Application Development
Master Laravel applications from routing and Blade through Eloquent, queues, APIs, authentication, testing, security, performance and deployment.
View courseASP.NET Core Web and API Engineering
Build production .NET web applications and APIs with ASP.NET Core, EF Core, identity, testing, security, performance, observability and deployment.
View courseMicrosoft SQL Server Developer and DBA
Master T-SQL, schema design, transactions, indexing, security, backup, HA, automation, monitoring and performance tuning on SQL Server.
View coursePostgreSQL Developer and DBA Masterclass
Learn PostgreSQL SQL, data types, extensions, indexing, transactions, security, backup, replication, monitoring and production tuning.
View courseMongoDB and NoSQL Data Engineering
Design and operate MongoDB systems with document modeling, queries, indexes, aggregation, transactions, replication, sharding, security and backups.
View courseRedis, Caching and In-Memory Systems
Use Redis safely for caching, sessions, rate limiting, queues, pub/sub, streams, distributed coordination, persistence and high availability.
View courseWindows Server and Active Directory Administration
Administer Windows Server, Active Directory, DNS, DHCP, Group Policy, file services, certificates, virtualization, security, backup and troubleshooting.
View coursePowerShell Automation and Administration
Automate Windows, Microsoft 365, Azure and infrastructure tasks with PowerShell, objects, pipelines, remoting, modules, testing and secure scripting.
View courseMicrosoft 365 Administration
Administer Microsoft 365 identity, Exchange Online, Teams, SharePoint, OneDrive, security, compliance, devices, automation and service health.
View courseMicrosoft Azure Administrator and Architect
Design and operate Azure identity, networking, compute, storage, databases, monitoring, security, automation, governance and resilient architectures.
View courseAmazon Web Services: Administrator to Architect
Master AWS identity, networking, compute, storage, databases, serverless, observability, security, automation, cost and resilient architecture.
View courseGoogle Cloud Platform Engineering
Build secure GCP environments with IAM, VPC, Compute Engine, Cloud Run, GKE, storage, databases, observability, IaC, cost controls and resilient design.
View courseTerraform and Infrastructure as Code
Create safe, reusable infrastructure code with Terraform state, providers, modules, environments, testing, CI/CD, security and team workflows.
View courseAnsible Configuration Management and Automation
Automate Linux, Windows and infrastructure configuration using inventories, playbooks, roles, secrets, testing, orchestration and reliable idempotent design.
View courseCI/CD and Release Engineering
Design automated delivery pipelines with builds, tests, artifacts, environments, approvals, deployment strategies, supply-chain security and rollback.
View courseSite Reliability Engineering and Observability
Operate reliable systems using SLOs, metrics, logs, traces, alerting, incident management, capacity planning, resilience testing and automation.
View courseDevSecOps and Software Supply Chain Security
Integrate security into source control, CI/CD, dependencies, containers, infrastructure code, secrets, cloud and release governance.
View courseEnterprise Network Engineering and Cisco Fundamentals
Design, configure and troubleshoot enterprise networks including switching, VLANs, routing, ACLs, NAT, wireless, redundancy, VPNs, QoS and monitoring.
View courseSOC Analyst and Security Operations
Develop blue-team skills for monitoring, SIEM, endpoint and network telemetry, detection engineering, threat intelligence, triage, incident response and reporting.
View courseDigital Forensics and Incident Response
Perform defensible incident response and forensic analysis across endpoints, disks, memory, logs, networks and cloud evidence while preserving chain of custody.
View courseApplication Security and Secure Coding
Build secure applications using threat modeling, input handling, identity, access control, cryptography, session security, APIs, dependency safety, testing and secure deployment.
View courseData Engineering: Pipelines to Data Platforms
Design batch and streaming data platforms with modeling, ETL/ELT, orchestration, warehouses, lakes, quality, governance, observability, security and cost control.
View courseStatistics and Data Science
Master descriptive and inferential statistics, probability, experimentation, modeling, feature engineering, evaluation, communication and reproducible analysis.
View courseDeep Learning Engineering
Build and train neural networks with modern optimization, CNNs, transformers, sequence models, regularization, evaluation, acceleration and deployment.
View courseLLM Application Engineering
Engineer reliable LLM products with prompting, structured output, tools, retrieval, agents, evaluation, safety, observability, privacy, cost and production architecture.
View courseMLOps and Machine Learning Platforms
Operationalize ML with data/version control, experiments, pipelines, model registries, deployment, monitoring, drift detection, governance and automation.
View courseMicrosoft Power BI: Analyst to BI Developer
Build professional Power BI solutions with Power Query, modeling, DAX, visualization, security, performance, refresh, deployment and governance.
View courseMicrosoft Excel: Beginner to Expert
Master spreadsheets from formulas and tables through Power Query, PivotTables, dynamic arrays, dashboards, modeling, automation, data quality and auditability.
View courseVirtualization, Hypervisors and Private Cloud
Master virtualization concepts, Hyper-V/VMware-style administration, virtual networking, storage, clustering, backup, security, performance and lifecycle operations.
View courseGo Software Engineering
Build reliable Go programs and services from language fundamentals through concurrency, networking, testing, profiling, deployment, and production architecture.
View courseRust Systems Engineering
Master Rust ownership, lifetimes, traits, async systems work, testing, unsafe boundaries, performance, tooling, and production application design.
View courseKotlin and JVM Engineering
Learn Kotlin from syntax and null safety through coroutines, JVM interoperability, testing, DSLs, persistence, and production application design.
View courseAndroid App Development
Build modern Android applications with Kotlin, Jetpack Compose, lifecycle-aware architecture, storage, networking, testing, performance, security, and Play distribution.
View courseSwift and iOS App Development
Develop production iPhone and iPad apps with Swift, SwiftUI, concurrency, persistence, networking, testing, accessibility, security, and App Store delivery.
View courseFlutter Cross-Platform App Development
Create polished cross-platform Flutter applications with Dart, widgets, state management, networking, storage, testing, native integration, and store deployment.
View courseReact Native Mobile Engineering
Build React Native applications with TypeScript, navigation, native capabilities, testing, performance tuning, security, and reliable iOS/Android release workflows.
View courseRuby and Ruby on Rails Web Development
Learn Ruby and Rails from language fundamentals to MVC, Active Record, testing, security, background jobs, performance, APIs, and production deployment.
View courseDjango Web Application Development
Build secure Django applications with models, views, templates, forms, authentication, APIs, testing, caching, deployment, and maintainable architecture.
View courseFastAPI Backend and API Engineering
Create typed Python APIs with FastAPI, validation, authentication, databases, async design, testing, observability, security, and production deployment.
View courseSpring Boot Application Engineering
Master production Java services using Spring Boot, dependency injection, web APIs, persistence, security, testing, messaging, observability, and deployment.
View course.NET MAUI Cross-Platform Application Development
Build cross-platform .NET applications with C#, XAML, MVVM, platform APIs, data storage, testing, performance tuning, and release pipelines.
View courseElectron Desktop Application Development
Create secure cross-platform desktop applications using Electron, modern JavaScript/TypeScript, native OS integration, IPC, packaging, testing, and updates.
View courseBash and Shell Scripting Masterclass
Automate Linux and Unix workflows with Bash, text processing, process control, robust error handling, testing, security, and maintainable operational scripts.
View courseNginx and Apache Web Server Administration
Operate Nginx and Apache for static sites, reverse proxying, TLS, PHP integration, caching, security, logging, performance, and high-availability deployment.
View courseDNS, Domains and Internet Infrastructure
Understand and operate DNS from registrar delegation through recursive resolution, authoritative zones, DNSSEC, email records, troubleshooting, resilience, and change management.
View coursecPanel, WHM and Web Hosting Administration
Run cPanel/WHM hosting environments with accounts, domains, DNS, email, SSL, PHP, databases, backups, security, monitoring, migration, and reseller operations.
View courseIdentity and Access Management Engineering
Design and operate identity systems covering authentication, authorization, federation, lifecycle governance, privileged access, secrets, audit, and zero-trust integration.
View courseMicrosoft Entra ID Administration and Identity Security
Administer Microsoft Entra ID identities, applications, authentication, conditional access, governance, hybrid identity, monitoring, and secure tenant operations.
View courseMicrosoft Intune and Endpoint Management
Manage Windows and mobile endpoints using Intune with enrollment, configuration, compliance, applications, security baselines, updates, automation, and troubleshooting.
View courseMicrosoft Exchange Online Administration
Operate Exchange Online mail flow, recipients, transport, permissions, security, compliance, hybrid concepts, troubleshooting, and automation.
View courseSharePoint Online and Microsoft Teams Administration
Administer collaboration environments across SharePoint Online and Teams, including sites, permissions, sharing, governance, lifecycle, information architecture, security, and adoption.
View courseVMware vSphere Administration
Operate vSphere environments with ESXi, vCenter, virtual networking, storage, clustering, HA, DRS, lifecycle management, security, monitoring, backup integration, and troubleshooting.
View courseProxmox VE Virtualization and Private Cloud
Build and administer Proxmox VE virtualization clusters with KVM, LXC, storage, networking, backups, HA, security, automation, and recovery.
View courseStorage Engineering: DAS, NAS, SAN and Object Storage
Understand enterprise storage from disks and RAID through filesystems, NAS, SAN, object storage, performance, snapshots, replication, backup integration, resilience, and operations.
View courseBackup, Business Continuity and Disaster Recovery
Design recoverable systems using backup strategy, retention, immutable copies, restore testing, RPO/RTO, replication, continuity planning, incident coordination, and DR exercises.
View courseIT Service Management and ITIL Practice
Run disciplined IT services using service value concepts, incidents, requests, problems, changes, assets, configuration, SLAs, knowledge, continual improvement, and service metrics.
View courseService Desk and Remote Support Operations
Operate a professional service desk with intake, triage, remote support, diagnostics, ticket quality, escalation, knowledge, customer communication, security, and metrics.
View courseTechnical Project Management, Agile and Scrum
Plan and deliver technical work using requirements, scope, estimation, risk, Agile/Scrum, Kanban, release planning, stakeholder communication, quality control, and retrospectives.
View courseServiceNow Administration and Platform Development
Configure and extend ServiceNow with tables, forms, workflows, security, scripting, integrations, service management applications, testing, and governed release practices.
View courseOracle Database Developer and DBA
Learn Oracle SQL and database administration including schema design, PL/SQL, transactions, indexing, security, backup/recovery, performance, architecture, and high availability concepts.
View courseSQLite and Embedded Database Engineering
Use SQLite effectively in desktop, mobile, edge, and embedded applications with schema design, transactions, indexing, concurrency, pragmas, backup, security, and performance tuning.
View courseElasticsearch and OpenSearch Engineering
Design and operate search and analytics clusters covering indexing, mappings, queries, aggregations, relevance, shards, ingestion, security, observability, scaling, and recovery.
View courseApache Kafka and Event Streaming
Build and operate Kafka event-streaming systems with topics, partitions, producers, consumers, delivery semantics, schemas, security, monitoring, scaling, and stream-processing patterns.
View courseRabbitMQ and Messaging Systems
Design reliable messaging workflows with RabbitMQ exchanges, queues, routing, acknowledgements, retries, dead letters, transactions, security, observability, and distributed patterns.
View courseGraphQL API Engineering
Design production GraphQL APIs with schemas, resolvers, validation, authentication, authorization, performance controls, subscriptions, testing, observability, and client integration.
View courseMicroservices and Distributed Systems Engineering
Engineer distributed applications with service boundaries, messaging, resilience, consistency, observability, security, deployment, scaling, and operational discipline.
View courseSoftware Architecture and System Design
Learn systematic software architecture from requirements and quality attributes through decomposition, data, integration, security, scale, reliability, documentation, and evolutionary design.
View courseEmbedded Systems and Internet of Things
Develop connected embedded systems covering microcontrollers, C/C++, GPIO, sensors, communications, real-time behavior, power, security, firmware updates, testing, and IoT architecture.
View courseR Programming and Statistical Computing
Use R for data analysis, visualization, statistical modeling, reproducible research, reporting, packages, performance, and production analytical workflows.
View course