Spring Boot Testing: JUnit, Mockito & Testcontainers Intermediate
Master Spring Boot Software Testing with Koenig Original’s hands-on course designed for Java developers and backend engineers struggling to ensure code reliability in microservices environments. Learn JUnit 5, Mockito, and Spring TestContext to build robust unit and integration tests, addressing the industry’s demand for quality—74% of hiring managers prioritize testing skills in Spring developers. Gain practical expertise in Testcontainers and REST testing to deliver production-ready applications confidently.
This course prepares learners for Spring Professional certification with official vendor-authorized courseware and includes 30-day lab access for continuous practice. Develop in-demand skills that boost career mobility, leading to roles like Senior Java Developer or Quality Engineer with average salaries exceeding $110,000.
Training Formats & Pricing
100% Happiness Guarantee · Free Rescheduling · Secure Payment
Course Overview
The Spring Boot Software Testing course by Koenig Original is designed for Java developers, software engineers, and quality assurance professionals seeking to master testing methodologies within the Spring ecosystem. This comprehensive program covers core testing frameworks such as JUnit 5, Mockito, Hamcrest, and Testcontainers, enabling participants to implement unit, integration, and end-to-end testing strategies for robust Spring Boot applications. With over 70% of Fortune 500 companies adopting standardized testing practices, demand for skilled testers in enterprise Java environments continues to grow. The course is ideal for professionals aiming to ensure software reliability, improve code quality, and streamline development workflows using industry-recognized tools and techniques.
Participants engage with a hands-on lab environment that simulates real-world development scenarios, using official Spring testing utilities including @SpringBootTest, @WebMvcTest, and MockMvc for API validation. Students configure and execute test suites within a Maven-based Spring Boot project, integrating tools like JaCoCo for code coverage analysis and leveraging Testcontainers for realistic database testing. A key project involves building a fully tested RESTful service where learners implement test-driven development (TDD) practices, mock external dependencies using Mockito, and validate JSON responses through automated API tests. These labs are delivered via Koenig’s live online platform, providing direct access to configured development environments and instructor-led guidance throughout the 32-hour training.
This Koenig Original course prepares learners for the Koenig Certified Spring Boot Tester credential, a recognized validation of expertise in enterprise-grade application testing. Certified professionals report an average salary increase of 28%, with senior roles such as Test Automation Engineer and SDET commanding salaries between $115,000 and $180,000 globally. Koenig differentiates its training with Guaranteed-to-Run batches, official courseware, and flexible 1-on-1 learning options, ensuring personalized attention and consistent knowledge transfer. Upon completion, graduates are equipped to lead testing initiatives in Agile and DevOps environments, contributing to faster release cycles and higher software quality in modern Java development teams.
What You'll Learn
Prerequisites
- Basic understanding of the Java programming language, as Spring Boot is a framework for Java.
- Familiarity with the concept of object-oriented programming (OOP) and its implementation in Java.
- Knowledge of the Spring Framework basics, since Spring Boot is built on top of the Spring Framework.
- Experience with Maven or Gradle build tools for managing project dependencies and building Java applications.
- Some exposure to unit testing concepts, even if not within the context of Spring Boot.
- Basic understanding of web technologies such as HTTP, REST, and JSON, which are essential for testing RESTful APIs.
- A working environment with Java Development Kit (JDK) installed, preferably the version that corresponds with Spring Boot's requirements.
Certification Exam
Everything you need to know about the Spring Boot Testing: JUnit, Mockito & Testcontainers certification exam
Course Curriculum
Structured learning with hands-on labs and real-world scenarios
1
Day 1– Mastering Spring Boot Software Testing Basics
2
Day 2– Spring Boot Testing Annotations and Config
3
Day 3– Advanced Unit Testing: JUnit and Mockito
4
Day 4– Integration and End-to-End Testing Mastery
5
Day 5– Advanced Spring Boot Software Testing Tools
What's Included in Your Training
Every enrollment comes packed with resources to maximise your learning and exam success
Exam Preparation Materials
Practice Test Questions (200+)
Certificate of Completion
Post-Training Support (30 days)
Session Recording Access
Free Rescheduling (7+ days notice)
Career Outcomes
of Spring Boot Testing: JUnit, Mockito & Testcontainers certified professionals report career advancement within 6 months
Salary Impact
Average salary increase reported after obtaining the Spring Boot Testing: JUnit, Mockito & Testcontainers certification
*Source: Glassdoor / LinkedIn 2025
Job Roles
- Spring Boot Developer
- Software Test Engineer
- QA Automation Engineer
- Java Developer
- Test Automation Specialist
Companies Hiring
and 5,000+ organizations worldwide seeking Spring Boot Testing: JUnit, Mockito & Testcontainers certified professionals
Course Student Reviews
Real results from IT professionals who trained with Koenig — rated 4.9/5 from 18,400+ verified reviews.
-
★★★★★
“Passed AZ-104 on first attempt. The MCT knew the exact exam patterns and the labs were exactly what Microsoft tests. Worth every penny.”
AZ-104 Certified ✓ Verified -
★★★★★
“I trained 15 of my team members for SC-200. Koenig's on-site delivery was seamless and all 15 passed within 3 months.”
Enterprise Client ✓ Verified -
★★★★★
“The 1-on-1 format was a game changer. My trainer adjusted the pace to my schedule and I cleared PL-300 while working full-time.”
PL-300 Certified ✓ Verified -
★★★★★
“From AZ-900 to AZ-305 in 6 months. Koenig's structured roadmap and MCT mentoring made the expert level achievable.”
AZ-305 Expert ✓ Verified -
★★★★★
“As an L&D head I've used 5 training vendors. Koenig's MCT quality, MOC materials, and ESI compliance is in a different league.”
100+ Learners Trained ✓ Verified -
★★★★★
“SC-900 and SC-300 back to back — both cleared first try. The security curriculum at Koenig is incredibly thorough and up to date.”
SC-300 Certified ✓ Verified -
★★★★★
“AI-102 was daunting but the trainer broke it down perfectly. Real Azure OpenAI labs made the difference. Highly recommend.”
AI-102 Certified ✓ Verified -
★★★★★
“DP-600 Fabric certification done in 3 weeks of part-time study. The customised schedule around my timezone was a lifesaver.”
DP-600 Certified ✓ Verified -
★★★★★
“Our whole DevOps team got AZ-400 certified through Koenig's corporate training. Smooth logistics and top-tier MCTs throughout.”
AZ-400 Team Training ✓ Verified -
★★★★★
“Passed AZ-104 on first attempt. The MCT knew the exact exam patterns and the labs were exactly what Microsoft tests. Worth every penny.”
AZ-104 Certified ✓ Verified -
★★★★★
“I trained 15 of my team members for SC-200. Koenig's on-site delivery was seamless and all 15 passed within 3 months.”
Enterprise Client ✓ Verified -
★★★★★
“The 1-on-1 format was a game changer. My trainer adjusted the pace to my schedule and I cleared PL-300 while working full-time.”
PL-300 Certified ✓ Verified -
★★★★★
“From AZ-900 to AZ-305 in 6 months. Koenig's structured roadmap and MCT mentoring made the expert level achievable.”
AZ-305 Expert ✓ Verified -
★★★★★
“As an L&D head I've used 5 training vendors. Koenig's MCT quality, MOC materials, and ESI compliance is in a different league.”
100+ Learners Trained ✓ Verified -
★★★★★
“SC-900 and SC-300 back to back — both cleared first try. The security curriculum at Koenig is incredibly thorough and up to date.”
SC-300 Certified ✓ Verified -
★★★★★
“AI-102 was daunting but the trainer broke it down perfectly. Real Azure OpenAI labs made the difference. Highly recommend.”
AI-102 Certified ✓ Verified -
★★★★★
“DP-600 Fabric certification done in 3 weeks of part-time study. The customised schedule around my timezone was a lifesaver.”
DP-600 Certified ✓ Verified -
★★★★★
“Our whole DevOps team got AZ-400 certified through Koenig's corporate training. Smooth logistics and top-tier MCTs throughout.”
AZ-400 Team Training ✓ Verified
-
★★★★★
“Passed AZ-104 on first attempt. The MCT knew the exact exam patterns and the labs were exactly what Microsoft tests. Worth every penny.”
AZ-104 Certified ✓ Verified -
★★★★★
“I trained 15 of my team members for SC-200. Koenig's on-site delivery was seamless and all 15 passed within 3 months.”
Enterprise Client ✓ Verified -
★★★★★
“The 1-on-1 format was a game changer. My trainer adjusted the pace to my schedule and I cleared PL-300 while working full-time.”
PL-300 Certified ✓ Verified -
★★★★★
“Passed AZ-104 on first attempt. The MCT knew the exact exam patterns and the labs were exactly what Microsoft tests. Worth every penny.”
AZ-104 Certified ✓ Verified -
★★★★★
“I trained 15 of my team members for SC-200. Koenig's on-site delivery was seamless and all 15 passed within 3 months.”
Enterprise Client ✓ Verified -
★★★★★
“The 1-on-1 format was a game changer. My trainer adjusted the pace to my schedule and I cleared PL-300 while working full-time.”
PL-300 Certified ✓ Verified
-
★★★★★
“From AZ-900 to AZ-305 in 6 months. Koenig's structured roadmap and MCT mentoring made the expert level achievable.”
AZ-305 Expert ✓ Verified -
★★★★★
“As an L&D head I've used 5 training vendors. Koenig's MCT quality, MOC materials, and ESI compliance is in a different league.”
100+ Learners Trained ✓ Verified -
★★★★★
“SC-900 and SC-300 back to back — both cleared first try. The security curriculum at Koenig is incredibly thorough and up to date.”
SC-300 Certified ✓ Verified -
★★★★★
“From AZ-900 to AZ-305 in 6 months. Koenig's structured roadmap and MCT mentoring made the expert level achievable.”
AZ-305 Expert ✓ Verified -
★★★★★
“As an L&D head I've used 5 training vendors. Koenig's MCT quality, MOC materials, and ESI compliance is in a different league.”
100+ Learners Trained ✓ Verified -
★★★★★
“SC-900 and SC-300 back to back — both cleared first try. The security curriculum at Koenig is incredibly thorough and up to date.”
SC-300 Certified ✓ Verified
-
★★★★★
“AI-102 was daunting but the trainer broke it down perfectly. Real Azure OpenAI labs made the difference. Highly recommend.”
AI-102 Certified ✓ Verified -
★★★★★
“DP-600 Fabric certification done in 3 weeks of part-time study. The customised schedule around my timezone was a lifesaver.”
DP-600 Certified ✓ Verified -
★★★★★
“Our whole DevOps team got AZ-400 certified through Koenig's corporate training. Smooth logistics and top-tier MCTs throughout.”
AZ-400 Team Training ✓ Verified -
★★★★★
“AI-102 was daunting but the trainer broke it down perfectly. Real Azure OpenAI labs made the difference. Highly recommend.”
AI-102 Certified ✓ Verified -
★★★★★
“DP-600 Fabric certification done in 3 weeks of part-time study. The customised schedule around my timezone was a lifesaver.”
DP-600 Certified ✓ Verified -
★★★★★
“Our whole DevOps team got AZ-400 certified through Koenig's corporate training. Smooth logistics and top-tier MCTs throughout.”
AZ-400 Team Training ✓ Verified
Frequently Asked Questions
Everything you need to know about the Spring Boot Testing: JUnit, Mockito & Testcontainers training course
Is the certification exam included in the Spring Boot Software Testing course fee, and what is the exam cost if separate?
What training formats are available for the Spring Boot Software Testing course, and is there a Guaranteed-to-Run option?
How long is lab access provided, and what type of environment is used for the Spring Boot Software Testing labs?
What is the rescheduling and cancellation policy for the Spring Boot Software Testing course?
What is the format, number of questions, passing score, and time limit for the Spring Boot certification exam?
How long is the Spring Boot Software Testing certification valid, and what is the renewal process and cost?
What post-training support does Koenig provide after completing the Spring Boot Software Testing course?
What are the prerequisites or prior experience needed for the Spring Boot Software Testing course?
What salary increase or career impact can professionals expect after completing the Spring Boot Software Testing course?
How does Koenig's Spring Boot Software Testing training compare to self-study in terms of effectiveness and time required?
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