One concept, one page
Boundary Value Analysis is explained once, not five times with five different levels of care. Every path that needs a concept links back to the same page, so it stays accurate as the project grows.
Learn software testing by doing the work
The serious platform for learning software testing.
Practical learning paths for testers, SDETs, automation engineers, and QA leaders — from fundamentals to API, automation, performance, security, AI, and leadership.
- 11 Paths Live
- 223 Modules
- 10 Certified Reference Curricula
- Free
- Open Source
- No Login Required
Where should I start?
Select your learning goal below to view your recommended path:
RECOMMENDED CURRICULUM
Foundations of Software Testing
Start from absolute zero. Learn how quality connects to business value, why execution is only 20% of the work, and how the entire testing lifecycle fits together before writing a single test case.
Mission
Help anyone master software testing through practical learning, real production experience, and open-source resources — free, always.
Most testing education explains definitions. TestAtlas is built on the belief that testing is a practiced judgment, not a checklist — so it teaches through realistic scenarios, real defects, and complete workflows instead of isolated terms.
Core Curriculum
Explore learning paths
Eleven role-based paths share one foundation. All eleven are live today — everything is built against the same certified curriculum architecture.
Beginner17 modules · 3 hours
Foundations of Software Testing
What testing actually is, and why it matters before you write a single test case.
Career Impact:
Essential baseline for QA engineers, developers, and product managers.
Prerequisites:None
Testing PrinciplesSDLC/STLCDefect LifecycleQA Metrics
Beginner23 modules · 6 hours
Manual Testing & Test Design
Boundary values, equivalence classes, decision tables — designing tests that catch real problems.
Career Impact:
Fundamental testing skill for manual testers and QA analysts.
Prerequisites:Foundations of Software Testing
Boundary Value AnalysisEquivalence PartitioningExploratory TestingBug Reporting
Intermediate21 modules · 5 hours
API Testing
Apply test design to REST APIs: contracts, authentication, error handling, edge cases.
Career Impact:
Critical bridge towards automation and backend testing roles.
Prerequisites:Foundations + Manual Testing
PostmanREST APIsJSON SchemaAuth (OAuth, JWT)Rate Limiting
Intermediate18 modules · 6 hours
Test Automation
Turn designed test cases into automation that survives real change, not just the demo.
Career Impact:
Primary step to becoming an Automation Engineer or SDET.
Prerequisites:Manual Testing + API Testing
PlaywrightSeleniumPage Object ModelData-Driven TestingCI/CD
Intermediate16 modules · 4 hours
Database Testing
Enough SQL to verify what actually happened to the data, not just what the UI shows.
Career Impact:
Essential for backend testing, data validation, and automated checks.
Prerequisites:Foundations of Software Testing
SQLData IntegrityJoinsSchema ValidationTransaction Testing
Advanced17 modules · 5 hours
Performance Testing
Load, stress, and spike testing designed around realistic traffic, not arbitrary numbers.
Career Impact:
Specialized performance engineering and system reliability skills.
Prerequisites:API Testing + Database Testing
JMeterLoad TestingLatency PercentilesBottleneck AnalysisCapacity Forecasting
Advanced22 modules · 6 hours
Security Testing
The OWASP Top 10 and threat modeling from a tester’s point of view.
Career Impact:
Highly valued security verification and DevSecOps capabilities.
Prerequisites:API Testing + Database Testing
OWASP Top 10Threat ModelingXSS/SQL InjectionPenetration TestingSAST/DAST
Intermediate17 modules · 4 hours
AI for QA
Using AI to accelerate testing, and testing AI-driven features themselves — where each fits.
Career Impact:
State-of-the-art testing techniques for modern AI-integrated systems.
Prerequisites:Foundations of Software Testing
Prompt EngineeringAI Test GenerationLLM ValidationResponsible AIAI Security
Intermediate16 modules · 4 hours
Mobile Testing
Device fragmentation, offline behavior, hardware and permissions — testing beyond web and API.
Career Impact:
Key requirement for mobile app QA specialists and mobile SDETs.
Prerequisites:Manual Testing + API Testing
AppiumEmulators/SimulatorsFragmentationHardware TestingCrash Analysis
Intermediate21 modules · 5 hours
Interview Preparation
Scenario-based practice for the interviews QA candidates actually get asked.
Career Impact:
Direct preparation for QA, SDET, and Lead QA positions.
Prerequisites:Completion of at least one domain-specific learning path.
STAR MethodQA Strategy ScenariosTechnical Coding QsSystem Design
Advanced35 modules · 8 hours
Career & Leadership
Building a test strategy, leading a QA team, and growing beyond individual execution.
Career Impact:
Essential roadmap for aspiring QA managers, Leads, and Directors.
Prerequisites:Foundations + experience leading projects
Test Strategy DesignQA MetricsCoaching & MentoringAgile LeadershipQA Budgeting
Why TestAtlas
Not another list of definitions
Built from real defects
Every domain path is planned around a companion Bug Museum: real, anonymized production defects — the race condition, the off-by-one, the authorization bypass — with the root cause and the test that would have caught it.
Architecture before content
Before writing a chapter, we designed how 500+ pages would fit together without duplicating or contradicting each other. That design was reviewed and is documented, not assumed.
Coming next
Beyond the learning paths
Projects, labs, and interactive consoles are scheduled. Here’s what’s planned and when.
v1.1+
Project Simulations
End-to-end QA workflows inside realistic products — starting with banking and e-commerce.
v1.1+
QA Labs
Runnable exercises with setup, acceptance criteria, and a working solution: automation, API, SQL.
v1.1+
Bug Museum Console
An interactive database of real-world concurrency, security, and transaction bugs with code verification.
v1.1+
Resources & Templates
Ready-to-use checklist libraries for release, API, mobile, performance, and security testing.
Community
Built in the open, on purpose
TestAtlas is reviewed and community-maintained. The standards are public, and so is the reasoning behind them.
Ready when you are
Start with Foundations.
It’s free, it’s live, and it doesn’t ask for a sign-up.